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ARS Home » Pacific West Area » Boise, Idaho » Northwest Watershed Research Center » People & Locations » Stuart Hardegree
Stuart Hardegree (PhD)
Northwest Watershed Research Center
Plant Physiologist

Phone: (208) 422-0750
Fax: (208) 344-1555

(Employee information on this page comes from the REE Directory. Please contact your front office staff to update the REE Directory.)

Projects
Seasonal Forecasting Infrastructure Development
Cooperative Agreement (A)
  Accession Number: 443111
Disturbance Mitigation and Adaptive Restoration of Sagebrush-Steppe Ecosystems
Cooperative Agreement (A)
  Accession Number: 446125
Disturbance Mitigation and Adaptive Restoration of Sagebrush-Steppe Ecosystems
In-House Appropriated (D)
  Accession Number: 445799

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Seasonal climate effects in sagebrush-steppe plant community production - (Peer Reviewed Journal)
Plant production forecasts across geographical and ecological sites in sagebrush-steppe plant communities - (Peer Reviewed Journal)
The LTAR Grazing Land Common Experiment at the Great Basin Reprint Icon - (Peer Reviewed Journal)
Clark, P., Woodruff, C.D., Hedrick, A., Hardegree, S.P., Flerchinger, G.N. 2024. The LTAR Grazing Land Common Experiment at the Great Basin. Journal of Environmental Quality. https://doi.org/10.1002/jeq2.20617.
Modeling cheatgrass distribution, abundance, and response to climate change as a function of soil microclimate Reprint Icon - (Peer Reviewed Journal)
Terry, T., Hardegree, S.P., Adler, P. 2024. Modeling cheatgrass distribution, abundance, and response to climate change as a function of soil microclimate. Ecological Applications. Article e3028. https://doi.org/10.1002/eap.3028.
Virtual reciprocal garden assessment of germination syndromes for Elymus elymoides ssp. brevifolius and Elymus multisetus Reprint Icon - (Peer Reviewed Journal)
Hardegree, S.P., Richards, C.M., Sheley, R.L., Reeves, P.A., Jones, T.A., Walters, C.T., Schantz, M.C., Flerchinger, G.N. 2024. Virtual reciprocal garden assessment of germination syndromes for Elymus elymoides ssp. brevifolius and Elymus multisetus. Rangeland Ecology and Management. 96:1-11. https://doi.org/10.1016/j.rama.2024.04.013.
Forecasts for rangeland management applications in the western United States Reprint Icon - (Peer Reviewed Journal)
Schantz, M.C., Hardegree, S.P., Sheley, R.L., Abatzoglou, J., Hegewisch, K., Elias, E.H., James, J., Moffet, C. 2024. Forecasts for rangeland management applications in the western United States. Rangeland Ecology and Management. 94:207-214. https://doi.org/10.1016/j.rama.2024.03.008.
Forecasting plant production across Great Basin rangelands - (Abstract Only)
Forecasting rangeland plant production by ecological sites; are they better than forecasts by geographical location - (Abstract Only)
Weather effects on herbaceous yields: Wyoming big sagebrush steppe, southeastern Oregon Reprint Icon - (Peer Reviewed Journal)
Bates, J.D., Copeland, S.M., Hardegree, S.P., Moffet, C., Davies, K.W. 2024. Weather effects on herbaceous yields: Wyoming big sagebrush steppe, southeastern Oregon. Western North American Naturalist. 84(1):89-106. https://doi.org/10.3398/064.084.0108.
Evaluating multimodel ensemble seasonal climate forecasts on rangeland plant production in the California Annual Grassland Reprint Icon - (Peer Reviewed Journal)
Schantz, M., Hardegree, S.P., James, J., Becchetti, T., Abatzoglou, J., Hegewisch, K., Sheley, R.L. 2023. Evaluating multimodel ensemble seasonal climate forecasts on rangeland plant production in the California Annual Grassland. Rangeland Ecology and Management. 88:135-142. https://doi.org/10.1016/j.rama.2023.02.013.
Modeling weather effects on plant production in the California Annual Grassland Reprint Icon - (Peer Reviewed Journal)
Schantz, M., Hardegree, S.P., James, J., Sheley, R.L., Becchetti, T. 2023. Modeling weather effects on plant production in the California Annual Grassland. Rangeland Ecology and Management. 87:177-184. https://doi.org/10.1016/j.rama.2023.01.002.
Effects of annual weather variation on peak herbaceous yield date in sagebrush steppe Reprint Icon - (Peer Reviewed Journal)
Bates, J.D., Johnson, D., Davies, K.W., Svejcar, T., Hardegree, S.P. 2023. Effects of annual weather variation on peak herbaceous yield date in sagebrush steppe. Western North American Naturalist. 83(2):220-231. https://doi.org/10.3398/064.083.0207.
Invasive annual grasses: re-envisioning approaches in a changing climate Reprint Icon - (Peer Reviewed Journal)
Young, S.L., Archer, D.W., Blumenthal, D.M., Boyd, C.S., Clark, P., Clements, D.D., Davies, K.W., Derner, J.D., Gaskin, J.F., Hamerlynck, E.P., Hardegree, S.P., Jensen, K.B., Monaco, T.A., Newingham, B.A., Pierson Jr, F.B., Rector, B.G., Sheley, R.L., Toledo, D.N., Vermeire, L.T., Wonkka, C.L. 2023. Invasive annual grasses: re-envisioning approaches in a changing climate. Journal of Soil and Water Conservation. 78(2):95-103. https://doi.org/10.2489/jswc.2023.00074.
Influence of weather on production dynamics in Wyoming big sagebrush steppe across plant associations Reprint Icon - (Peer Reviewed Journal)
Copeland, S.M., Davies, K.W., Hardegree, S.P., Moffet, C., Bates, J.D. 2022. Influence of weather on production dynamics in Wyoming big sagebrush steppe across plant associations. Rangeland Ecology and Management. 85:48-55. https://doi.org/10.1016/j.rama.2022.09.002.
Elevation and aspect effects on soil microclimate and the germination timing of fall-planted seeds Reprint Icon - (Peer Reviewed Journal)
Hardegree, S.P., Boehm, A.R., Glenn, N., Sheley, R.L., Reeves, P.A., Pastick, N., Hojjati, A., Boyte, S., Enterkine, J., Moffet, C., Flerchinger, G.N. 2022. Elevation and aspect effects on soil microclimate and the germination timing of fall-planted seeds. Rangeland Ecology and Management. 85:15-27. https://doi.org/10.1016/j.rama.2022.08.003.
Postplanting microclimate, germination, and emergence of perennial grasses in Wyoming big sagebrush steppe Reprint Icon - (Peer Reviewed Journal)
Hardegree, S.P., Sheley, R.L., James, J., Reeves, P.A., Flerchinger, G.N., Moffet, C. 2022. Postplanting microclimate, germination, and emergence of perennial grasses in Wyoming big sagebrush steppe. Rangeland Ecology and Management. 84:63-74. https://doi.org/10.1016/j.rama.2022.05.008.
Trends in soil microclimate and modeled impacts on germination timing in the sagebrush steppe Reprint Icon - (Peer Reviewed Journal)
Terry, T., Hardegree, S.P., Madsen, M., Roundy, B., St. Clair, S. 2022. Trends in soil microclimate and modeled impacts on germination timing in the sagebrush steppe. Ecosphere. 13(9). Article e4226. https://doi.org/10.1002/ecs2.4226.
Management and environmental factors associated with simulated restoration seeding barriers in sagebrush steppe Reprint Icon - (Peer Reviewed Journal)
Copeland, S.M., Bradford, J.B., Hardegree, S.P., Schlaepfer, D.R., Badik, K.J. 2022. Management and environmental factors associated with simulated restoration seeding barriers in sagebrush steppe. Restoration Ecology. Article e13722. https://doi.org/10.1111/rec.13722.
Evaluation of 14 frozen soil thermal conductivity models with observations and SHAW model simulations Reprint Icon - (Peer Reviewed Journal)
He, H., Flerchinger, G.N., Kojima, Y., He, D., Hardegree, S.P., Dyck, M., Horton, R., Wu, Q., Si, B., Lv, J. 2021. Evaluation of 14 frozen soil thermal conductivity models with observations and SHAW model simulations. Geoderma. 403. Article 115207. https://doi.org/10.1016/j.geoderma.2021.115207.
Chapter R. Restoration. In: Sagebrush conservation strategy: Challenges to sagebrush conservation Reprint Icon - (Book / Chapter)
Germino, M., Brunson, M., Chambers, J., Epanchinj-Niell, R., Fuller, G., Hanser, S., Hardegree, S.P., Johnson, T., Newingham, B.A., Pellant, M., Sheridan, C., Tull, J. 2021. Chapter R. Restoration. In: Remington, T.E., Deibert, P.A., Hanser, S.E., Davis, D.M., Robb, L.A., and Welty, J.L., editors. Sagebrush conservation strategy: Challenges to sagebrush conservation. Fort Collins, CO: U.S. Geological Survey. p. 203-221. https://doi.org/10.3133/ofr20201125.
Management innovations for resilient public rangelands: Adoption constraints and considerations for interagency diffusion Reprint Icon - (Peer Reviewed Journal)
Meredith, G., Brunson, M., Hardegree, S.P. 2021. Management innovations for resilient public rangelands: Adoption constraints and considerations for interagency diffusion. Rangeland Ecology and Management. 75:152-160. https://doi.org/10.1016/j.rama.2021.01.002.
Slope and aspect effects on seedbed microclimate and germination timing of fall-planted seeds Reprint Icon - (Peer Reviewed Journal)
Boehm, A.R., Hardegree, S.P., Glenn, N., Reeves, P.A., Moffet, C., Flerchinger, G.N. 2021. Slope and aspect effects on seedbed microclimate and germination timing of fall-planted seeds. Rangeland Ecology and Management. 75:58-67. https://doi.org/10.1016/j.rama.2020.12.003.
Comparative analysis of water budgets across the U.S. long-term agroecosystem research network Reprint Icon - (Peer Reviewed Journal)
Baffaut, C., Baker, J.M., Biederman, J.A., Bosch, D.D., Brooks, E.S., Buda, A.R., Demaria, E.M., Elias, E.H., Flerchinger, G.N., Goodrich, D.C., Hamilton, S.K., Hardegree, S.P., Harmel, R.D., Hoover, D.L., King, K.W., Kleinman, P.J., Liebig, M.A., McCarty, G.W., Moglen, G.E., Moorman, T.B., Moriasi, D.N., Okalebo, J., Pierson Jr, F.B., Russell, E.S., Saliendra, N.Z., Saha, A.K., Smith, D.R., Yasarer, L.M. 2020. Comparative analysis of water budgets across the U.S. long-term agroecosystem research network. Journal of Hydrology. 588. https://doi.org/10.1016/j.jhydrol.2020.125021.
Seed enhancement: getting seeds restoration-ready Reprint Icon - (Peer Reviewed Journal)
Pedrini, S., Balestrazzi, A., Madsen, M., Bhalsing, K., Hardegree, S.P., Kildisheva, O. 2020. Seed enhancement: getting seeds restoration-ready. Restoration Ecology. 28(S3):S266-S275. https://doi.org/10.1111/rec.13184.
Germination syndromes and their relevance to rangeland seeding strategies in the intermountain western United States Reprint Icon - (Peer Reviewed Journal)
Hardegree, S.P., Sheley, R.L., James, J., Reeves, P.A., Richards, C.M., Walters, C.T., Boyd, C.S., Moffet, C., Flerchinger, G.N. 2020. Germination syndromes and their relevance to rangeland seeding strategies in the intermountain western United States. Rangeland Ecology and Management. 73(2):334-341. https://doi.org/10.1016/j.rama.2019.11.004.
Increased soil temperature and decreased precipitation during early life stages constrain grass seedling recruitment in cold desert restoration Reprint Icon - (Peer Reviewed Journal)
James, J.J., Sheley, R.L., Leger, E.A., Adler, P.B., Hardegree, S.P., Gornish, E.S., Rinella, M.J. 2019. Increased soil temperature and decreased precipitation during early life stages constrain grass seedling recruitment in cold desert restoration. Journal of Applied Ecology. 56(12):2609-2619. https://doi.org/10.1111/1365-2664.13508.
Weather tools for retrospective assessment of restoration outcomes Reprint Icon - (Peer Reviewed Journal)
Moffet, C., Hardegree, S.P., Abatzoglou, J.T., Hegewisch, K.C., Reuter, R., Sheley, R.L., Brunson, M.W., Flerchinger, G.N., Boehm, A.R. 2018. Weather tools for retrospective assessment of restoration outcomes. Rangeland Ecology and Management. 72(2):225-229. https://doi.org/10.1016/j.rama.2018.10.011.
Restoring native perennial grasses in medusahead habitat: Role of tilling, fire, herbicides, and seeding rate Reprint Icon - (Peer Reviewed Journal)
Schantz, M., Hardegree, S., Sheley, R. 2018. Restoring native perennial grasses in medusahead habitat: Role of tilling, fire, herbicides, and seeding rate. Rangeland Ecology and Management. 72(2):249-259. https://doi.org/10.1016/j.rama.2018.10.012.
Iterative-adaptive management and contingency-based restoration planning in a variable environment Reprint Icon - (Peer Reviewed Journal)
Hardegree, S.P., Sheley, R.A., Brunson, M.W., Taylor, M.H., Moffet, C.A. 2019. Iterative-adaptive management and contingency-based restoration planning in a variable environment. Rangeland Ecology and Management. 72(2):217-224. https://doi.org/10.1016/j.rama.2018.09.006.
Hydrothermal germination response and environmental variability: Opportunities for genomic investigation of alternative germination syndromes - (Abstract Only)
Hydrothermal germination models: assessment of the wet-thermal approximation of potential field response Reprint Icon - (Peer Reviewed Journal)
Hardegree, S.P., Roundy, B., Walters, C.T., Reeves, P.A., Richards, C.M., Moffet, C., Sheley, R.L., Flerchinger, G.N. 2018. Hydrothermal germination models: assessment of the wet-thermal approximation of potential field response. Crop Science. 58(5):2042-2049. https://doi.org/10.2135/cropsci2017.11.0666.
Using germination prediction to inform seeding potential: II. comparison of germination predictions for cheatgrass and potential revegetation species in the Great Basin, USA Reprint Icon - (Peer Reviewed Journal)
Cline, N., Roundy, B., Hardegree, S.P., Christensen, W. 2017. Using germination prediction to inform seeding potential: II. comparison of germination predictions for cheatgrass and potential revegetation species in the Great Basin, USA. Journal of Arid Environments. 150:82-91. https://doi.org/10.1016/j.jaridenv.2017.11.019.
Using weather data in land treatment decisions - (Abstract Only)
Hardegree, S.P., Boehm, A.R., Moffet, C., Abatzoglou, J., Sheley, R.L., Brunson, M. 2018. Using weather data in land treatment decisions [abstract]. Society of Range Management.
Weather-centric rangeland revegetation planning - (Peer Reviewed Journal)
Hardegree, S.P., Abatzoglou, J., Brunson, M., Germino, M., Hegewisch, K., Moffet, C., Pilliod, D., Roundy, B., Boehm, A.R., Brabec, M., Meredith, G. 2017. Weather-centric rangeland revegetation planning. Rangeland Ecology and Management. doi: 10.1016/j.rama.2017.07.003.
Hydrothermal germination models: Improving experimental efficiency by limiting data collection to the relevant hydrothermal range Reprint Icon - (Peer Reviewed Journal)
Hardegree, S.P., Moffet, C., Walters, C.T., Sheley, R.L., Flerchinger, G.N. 2017. Hydrothermal germination models: Improving experimental efficiency by limiting data collection to the relevant hydrothermal range. Crop Science. 57(5):2753-2760. doi:10.2135/cropsci2017.02.0133.
Germination syndromes and native species conservation in highly disturbed rangeland ecosystems in the Intermountain western US - (Abstract Only)
Application of ecological site information to transformative changes on Great Basin sagebrush rangelands Reprint Icon - (Peer Reviewed Journal)
Williams, C.J., Pierson, F.B., Spaeth, K., Brown, J., Al-Hamdan, O., Weltz, M.A., Nearing, M.A., Herrick, J.E., Boll, J., Robichaud, P.R., Goodrich, D.C., Heilman, P., Guertin, D.P., Hernandez Narvaez, M.N., Wei, H., Polyakov, V.O., Armendariz, G.A., Nouwakpo, S.K., Hardegree, S.P., Clark, P., Strand, E.K., Bates, J.D., Metz, L.J., Nichols, M.H. 2017. Application of ecological site information to transformative changes on Great Basin sagebrush rangelands. Rangelands. 38(6):379-388.
Prescribed fire effects on activity and movement of cattle in mesic sagebrush steppe - (Peer Reviewed Journal)
Clark, P., Nielson, R.M., Lee, J., Ko, K., Johnson, D.E., Ganskopp, D.C., Chigbrow, J., Pierson, F.B., Hardegree, S.P. 2017. Prescribed fire effects on activity and movement of cattle in mesic sagebrush steppe. Rangeland Ecology and Management. 70(4):437-447. doi: 10.1016/j.rama.2016.11.004.
Weather and climate tools for planning and assessment on rangelands - (Abstract Only)
Meteorological, snow, streamflow, topographic, and vegetation height data from four western juniper-dominated experimental catchments in southwestern Idaho, USA - (Peer Reviewed Journal)
Kormos, P.R., Marks, D.G., Pierson, F.B., Williams, C.J., Hardegree, S.P., Boehm, A.R., Havens, S.C., Hedrick, A., Svejcar, A. 2017. Meteorological, snow, streamflow, topographic, and vegetation height data from four western juniper-dominated experimental catchments in southwestern Idaho, USA. Earth System Science Data. 9:91-98. doi:10.5194/essd-9-91-2017.
Contrasting daily and seasonal activity and movement of sympatric elk and cattle - (Peer Reviewed Journal)
Clark, P., Johnson, D., Johnson, M.D., Ganskopp, D.C., Vavra, M., Cook, J.G., Cook, R.C., Pierson, F.B., Hardegree, S.P. 2017. Contrasting daily and seasonal activity and movement of sympatric elk and cattle. Rangeland Ecology and Management. 70(2):183-191.
Ecosystem water availability in juniper versus sagebrush snow-dominated rangelands Reprint Icon - (Peer Reviewed Journal)
Kormos, P.R., Marks, D.G., Pierson, F.B., Williams, C.J., Hardegree, S.P., Havens, S.C., Hedrick, A., Bates, J.D., Svejcar, A.J. 2017. Ecosystem water availability in juniper versus sagebrush snow-dominated rangelands. Rangeland Ecology and Management. 70(1):116-128. https://doi.org/10.1016/j.rama.2016.05.003.
Data set: weather, snow, and streamflow data from four western juniper-dominated experimental catchments in southwestern Idaho, USA - (Other)
Kormos, P.R., Marks, D.G., Boehm, A.R., Havens, S.C., Hedrick, A., Pierson Jr, F.B., Williams, C.J., Hardegree, S.P., Bates, J.D., Svejcar, A., Winstral, A. 2016. Data set: Weather, snow, and streamflow data from four western juniper-dominated experimental catchments in southwestern Idaho, USA, Ag Data Commons, USDA Agricultural Library, http://dx.doi.org/10.15482/USDA.ADC/1254010.
Hydrologic response and recovery to prescribed fire and vegetation removal in a small rangeland catchment - (Peer Reviewed Journal)
Flerchinger, G.N., Seyfried, M.S., Hardegree, S.P. 2016. Hydrologic response and recovery to prescribed fire and vegetation removal in a small rangeland catchment. Ecohydrology. doi: 10.1002/eco.1751.
Ecohydrologic response and recovery of a semi-arid shrubland over a five year period following burning - (Peer Reviewed Journal)
Williams, C.J., Pierson Jr, F.B., Kormos, P.R., Al-Hamdan, O.Z., Hardegree, S.P., Clark, P. 2016. Ecohydrologic response and recovery of a semi-arid shrubland over a five year period following burning. Catena. 144:163-176.
Assessment of range planting as a conservation practice - (Peer Reviewed Journal)
Hardegree, S.P., Jones, T.A., Roundy, B., Shaw, N., Monaco, T.A. 2016. Assessment of range planting as a conservation practice. Rangeland Ecology and Management. 69:237-247.
Editorial: a scientifically rigorous and user-friendly Rangeland Ecology & Management Reprint Icon - (Peer Reviewed Journal)
Sheley, R.L., Boyd, C.S., Dobrowolski, J., Hardegree, S.P., James, J., Mangold, J. 2016. Editorial: a scientifically rigorous and user-friendly Rangeland Ecology & Management. Rangeland Ecology and Management. 69(1):1-3. doi: 10.1016/j.rama.2015.10.013.
Temporal variability in microclimatic conditions for grass germination and emergence in the sagebrush steppe - (Peer Reviewed Journal)
Hardegree, S.P., Sheley, R.L., Duke, S.E., James, J.J., Boehm, A.R., Flerchinger, G.N. 2016. Temporal variability in microclimatic conditions for grass germination and emergence in the sagebrush steppe. Rangeland Ecology and Management. 69(2):123-128.
Postfire grazing management effects on mesic sagebrush-steppe vegetation: spring grazing - (Peer Reviewed Journal)
Clark, P., Williams, C.J., Hardegree, S.P., Pierson Jr, F.B. 2016. Postfire grazing management effects on mesic sagebrush-steppe vegetation: spring grazing. Journal of Arid Environments. 132:49-59.
Can biochar be used as a seed coating to improve native plant germination and growth in arid conditions? - (Peer Reviewed Journal)
Williams, M.I., Dumroese, K.R., Page-Dumroese, D., Hardegree, S.P. 2016. Can biochar be used as a seed coating to improve native plant germination and growth in arid conditions? Journal of Arid Environments. 125:8-15.
Do key dimensions of seed and seedling functional trait variation capture variation in recruitment probability? Reprint Icon - (Peer Reviewed Journal)
Larson, J.E., Sheley, R.L., Hardegree, S.P., Doescher, P.S., James, J.J. 2015. Do key dimensions of seed and seedling functional trait variation capture variation in recruitment probability? Oecologia. 181:39-53. doi: 10.1007/s00442-015-3430-3.
Northwest regional climate hub assessment of climate change vulnerability and adaptation and mitigation strategies - (Government Publication)
Creighton, J., Strobel, M., Hardegree, S.P., Steele, R., Van Horne, B., Gravenmier, B., Owen, W., Peterson, D., Hoang, L., Little, N., Bochicchio, J., Hall, W., Cole, M., Hestvik, S., Olsen, J. 2015. Northwest regional climate hub assessment of climate change vulnerability and adaptation and mitigation strategies. A. Perry, Ed., United States Department of Agriculture, 52 pp. (http://climatehubs.oce.usda.gov/sites/default/files/Northwest%20Vulnerability%20Assessment%20Final.pdf)
Incorporating hydrologic data and ecohydrologic relationships in ecological site descriptions - (Peer Reviewed Journal)
Williams, C.J., Pierson Jr, F.B., Spaeth, K.E., Brown, J.R., Al-Hamdan, O.Z., Weltz, M.A., Nearing, M.A., Herrick, J.E., Boll, J., Robichaud, P.R., Goodrich, D.C., Heilman, P., Guertin, P.D., Hernandez, M., Wei, H., Hardegree, S.P., Strand, E.K., Bates, J.D., Metz, L., Nichols, M.H. 2016. Incorporating hydrologic data and ecohydrologic relationships in ecological site descriptions. Rangeland Ecology and Management. 69:4-19.
Book title: Exotic brome grasses in arid and semi-arid ecosystems of the western US: causes, consequences, and management implications - (Book / Chapter)
Monaco, T.A., Hardegree, S.P., Pellant, M., Brown, C.S. 2016. Book title: Exotic brome grasses in arid and semi-arid ecosystems of the western US: causes, consequences, and management implications. Book Chapter. Springer, New York. 339-370.
Short-term impacts of tree removal on runoff and erosion from sagebrush-steppe hillslopes - (Peer Reviewed Journal)
Pierson Jr, F.B., Williams, C.J., Kormos, P.R., Al-Hamdan, O.Z., Hardegree, S.P., Clark, P. 2015. Short-term impacts of tree removal on runoff and erosion from sagebrush-steppe hillslopes. Rangeland Ecology and Management. 68:408-422.
Prescribed fire effects on resource selection by cattle in mesic sagebrush steppe. Part 2: Mid-summer grazing - (Peer Reviewed Journal)
Clark, P., Lee, J., Ko, K., Nielson, R.M., Johnson, D.E., Ganskopp, D.C., Pierson Jr, F.B., Hardegree, S.P. 2016. Prescribed fire effects on resource selection by cattle in mesic sagebrush steppe. Part 2: Mid-summer grazing. Journal of Arid Environments. 124:398-412. doi: 10.1016/j.jaridenv.2015.03.005.
Hydrothermal germination models: comparison of two data-fitting approaches with probit optimization Reprint Icon - (Peer Reviewed Journal)
Hardegree, S.P., Walters, C.T., Boehm, A.R., Olsoy, P.J., Clark, P., Pierson Jr, F.B. 2015. Hydrothermal germination models: comparison of two data-fitting approaches with probit optimization. Crop Science. 55(5):2276-2290. https://doi.org/10.2135/cropsci2014.10.0703.
Seed and seedling traits affecting critical life stage transitions and recruitment outcomes in dryland grasses Reprint Icon - (Peer Reviewed Journal)
Larson, J.E., Sheley, R.L., Hardegree, S.P., Doescher, P.S., James, J.J. 2015. Seed and seedling traits affecting critical life stage transitions and recruitment outcomes in dryland grasses. Journal of Applied Ecology. 52:199-209. doi: 10.1111/1365-2664.12350.
Incorporating plant mortality and recruitment into rangeland management and assessment - (Peer Reviewed Journal)
Svejcar, A.J., James, J.J., Hardegree, S.P., Sheley, R.L. 2014. Incorporating plant mortality and recruitment into rangeland management and assessment. Rangeland Ecology and Management. 67:603-613. doi: 10.2111/REM-D-13-00102.1.
Prescribed fire effects on resource selection by cattle in mesic sagebrush steppe. Part 1: Spring grazing - (Peer Reviewed Journal)
Clark, P., Lee, J., Ko, K., Nielson, R., Johnson, D.E., Ganskopp, D.C., Chigbrow, D.J., Pierson Jr, F.B., Hardegree, S.P. 2014. Prescribed fire effects on resource selection by cattle in mesic sagebrush steppe. Part 1: Spring grazing. Journal of Arid Environments. 100-101:78-88.
Resilience to disturbance and resistance to alien grass invasions in the cold desert of western North America - (Peer Reviewed Journal)
Chambers, J.C., Bradley, B.B., D'Antonio, C., Germino, M.J., Grace, J.B., Hardegree, S.P., Miller, R.F., Pyke, D.A. 2014. Resilience to disturbance and resistance to alien grass invasions in the cold desert of western North America. Ecosystems. 17:360-375.
Lidar-derived estimate and uncertainty of carbon sink in successional phases of woody encroachment - (Peer Reviewed Journal)
Sankey, T.T., Shrestha, R., Sankey, J.B., Hardegree, S.P., Strand, E. 2013. Lidar-derived estimate and uncertainty of carbon sink in successional phases of woody encroachment. Journal of Geophysical Research-Biogeosciences. 118:1144-1155.
Owyhee initiative science guide series #11: Managing annual grass abundance with restoration and grazing management - (Government Publication)
Smith, B.S., Monaco, T.A., Hardegree, S.P., Prather, T., Tanka, J. 2013. Owyhee initiative science guide series #11: Managing annual grass abundance with restoration and grazing management. Extension Publications. Government Publication.
Hydrologic and erosion responses of sagebrush steppe following juniper encroachment, wildfire, and tree cutting - (Peer Reviewed Journal)
Pierson Jr, F.B., Williams, C.J., Hardegree, S.P., Clark, P., Kormos, P.R., Al-Hamdan, O.Z. 2013. Hydrologic and erosion responses of sagebrush steppe following juniper encroachment, wildfire, and tree cutting. Rangeland Ecology and Management. 66:274-289.
Can wildfire serve as an ecohydrologic threshold-reversal mechanism on juniper-encroached shrublands - (Peer Reviewed Journal)
Williams, C.J., Pierson Jr, F.B., Al-Hamdan, O.Z., Kormos, P.R., Hardegree, S.P., Clark, P. 2014. Can wildfire serve as an ecohydrologic threshold-reversal mechanism on juniper-encroached shrublands. Ecohydrology. 7:453-477. DOI: 10.1002/eco.1364.
Wildfire as a mechanism to reverse ecohydrologic thresholds in juniper-encroached shrublands - (Abstract Only)
Williams, C.J., Pierson, F.B., Al-Hamdan, O.Z., Hardegree, S.P., Clark, P.E., and Kormos, P.R. 2012. Wildfire as a mechanism to reverse ecohydrologic thresholds in juniper-encroached shrublands. Presented at the American Geophysical Union Annual Fall Meeting, December 3-7, 2012, San Francisco, CA.
Weather variability and adaptive management for rangeland restoration - (Peer Reviewed Journal)
Hardegree, S.P., Schneider, J.M., Moffet, C.A. 2012. Weather variability and adaptive management for rangeland restoration. Rangelands. 34(6):53-56.
Using weather data to improve decision-making - (Government Publication)
Hardegree, S.P., Schneider, J.M., Moffet, C.A., Boehm, A.R. 2012. Using weather data to improve decision-making. Agricultural Research Service Publication. 18 p.
Hydrothermal assessment of temporal variability in seedbed microclimate - (Peer Reviewed Journal)
Hardegree, S.P., Cho, J., Moffet, C.A., Roundy, B.A., Jones, T.A., James, J.J., Flerchinger, G.N., Clark, P., Pierson Jr, F.B. 2013. Hydrothermal assessment of temporal variability in seedbed microclimate. Rangeland Ecology and Management. 66:127-135.
Characterization of within-day beginning times of storms for stochastic simulation - (Peer Reviewed Journal)
Bonta, J.V., Hardegree, S.P., Cho, J. 2012. Characterization of within-day beginning times of storms for stochastic simulation. American Society of Agricultural and Biological Engineers. 55(4):1179-1192.
Water quality effects of herded stream crossings by domestic sheep bands - (Peer Reviewed Journal)
Clark, P., Moffet, C.A., Lewis, G.S., Seyfried, M.S., Hardegree, S.P., Pierson Jr, F.B. 2012. Water quality effects of herded stream crossings by domestic sheep bands. Journal of Environmental Quality. 41:1-11.
Simultaneous heat and water model: Model use, calibration and validation - (Peer Reviewed Journal)
Flerchinger, G.N., Caldwell, T.G., Cho, J., Hardegree, S.P. 2012. Simultaneous heat and water model: Model use, calibration and validation. Transactions of the ASABE. 55(4):1395-1411.
Vegetation cover and volume estimates in semi-arid rangelands using LiDAR and hyperspectral data - (Abstract Only)
Spaete, L., Mitchell, J., Glenn, N.F., Shrestha, R., Sankey, T.T., Murgoitio, J., Gould, S., Leedy, T., Hardegree, S.P. 2011. Vegetation cover and volume estimates in semi-arid rangelands using LiDAR and hyperspectral data. Trans American Geophysical Union.
LiDAR-derived carbon estimates in encroaching juniper woodlands - (Abstract Only)
Sankey, T.T., Shrestha, R., Sankey, J., Hardegree, S.P. 2011. LiDAR-derived carbon estimates in encroaching juniper woodlands. Trans American Geophysical Union.
Utilizing long-term ARS data to compare and contrast hydroclimatic trends from snow and rainfall dominated watersheds - (Proceedings)
Goodrich, D.C., Marks, D.G., Seyfried, M.S., Keefer, T.O., Unkrich, C.L., Anson, E.L., Clark, P., Flerchinger, G.N., Hamerlynck, E.P., Hardegree, S.P., Heilman, P., Holifield Collins, C.D., Moran, M.S., Nearing, M.A., Nichols, M.H., Pierson Jr, F.B., Scott, R.L., Stone, J.J., Van Vactor, S.S., Winstral, A.H., Wong, J.K. 2011. Utilizing long-term ARS data to compare and contrast hydroclimatic trends from snow and rainfall dominated watersheds. Proceedings of the 4th Interagency Conference of Research in the Watersheds, Fairbanks, AK., Sept. 26-30, 2011.
Effect of fungicide on Wyoming big sagebrush seed germination - (Peer Reviewed Journal)
Cox, R.D., Kosberg, L.H., Shaw, N.L., Hardegree, S.P. 2011. Effect of fungicide on Wyoming big sagebrush seed germination. Native Plant Journal. 12:262-267.
Weather data, site variability, and probabilities of success: a practical perspective on adaptive management - (Abstract Only)
Hardegree, S.P., Cho, J. 2012. Weather data, site variability, and probabilities of success: a practical perspective on adaptive management. In: Abstracts of the 65th Annual Meeting, Society for Range Management, Spokane, WA, Jan 29-Feb 3, 2012 (CD-ROM Abstract).
Germination prediction from soil moisture and temperature in the Great Basin - (Abstract Only)
Cline, N.L., Roundy, B.A., Hardegree, S.P. 2012. Germination prediction from soil moisture and temperature in the Great Basin. In: Abstracts of the 65th Annual Meeting, Society for Range Management, Spokane, WA, Jan 29-Feb 3, 2012 (CD-ROM Abstract).
Weather variability, ecological processes and optimization of soil micro-environment for rangeland restoration - (Book / Chapter)
Hardegree, S.P., Cho, J., Schneider, J.M. 2012. Weather variability, ecological processes and optimization of soil micro-environment for rangeland restoration. In: Monaco, T.A. and Sheley, R.L., editors. Invasive Plant Ecology and Management: Linking Processes to Practice. Wallingford, Oxon: CAB International. p. 107-121.
Fire, plant invasions, and erosion events on western rangelands - (Peer Reviewed Journal)
Pierson Jr, F.B., Williams, C.J., Hardegree, S.P., Weltz, M.A., Stone, J.J., Clark, P. 2011. Fire, plant invasions, and erosion events on western rangelands. Rangeland Ecology and Management. 64(5):439-449. DOI: 10.2111/REM-D-09-00147.1.
Errors in LiDAR-derived shrub height and crown area on sloped terrain - (Peer Reviewed Journal)
Glenn, N.F., Spaete, L.P., Sankey, T.T., Derryberry, D.R., Hardegree, S.P., Mitchell, J.J. 2010. Errors in LiDAR-derived shrub height and crown area on sloped terrain. Journal of Arid Environments. 75(4):377-382.
Hydrologic vulnerability and risk assessment associated with the increased role of fire on western landscapes, Great Basin, USA - (Abstract Only)
Williams, C.J., Pierson, F.B., Robichaud, P.R., Spaeth, K.E., Hardegree, S.P., Clark, P.E., Moffet, C.A., Al-Hamdan, O.Z., and Boll, J. 2010. Hydrologic Vulnerability and Risk Assessment Associated with the Increased Role of Fire on Western Landscapes, Great Basin, USA. Presented at 2010 Fall Meeting, American Geophysical Union, San Francisco, California, 13-17 December 2010.
Hydrologic vulnerability of Great Basin sagebrush-steppe following pinyon and juniper encroachment - (Abstract Only)
Williams, C.J., Pierson, F.B., Kormos, P.R., Hardegree, S.P., Clark, P.E., and Al-Hamdan, O.Z. 2011. Hydrologic Vulnerability of Great Basin Sagebrush-Steppe Following Pinyon and Juniper Encroachment. In: Abstracts of the 64th Annual Meeting of the Society for Range Management, February 6-10, 2011, Billings, MT.
Fine-scale characterization of juniper expansion via LiDAR data and fusion with Landsat 5 TM image - (Abstract Only)
Sankey, T.T., Glenn, N.F., Shrestha, R., Hardegree, S.P. 2010. Fine-scale characterization of juniper expansion via LiDAR data and fusion with Landsat 5 TM image. In: EOS Transactions, American Geophysical Union Annual Meeting, Vol 91, December 2010. San Francisco, CA (CD-ROM Abstract).
The Great Basin Research and Management Partnership: Facilitating Collaborative Solutions - (Abstract Only)
Hardegree, S.P. 2011. The Great Basin Research and Management Partnership: Facilitating Collaborative Solutions. In: Abstracts of the 64th Annual Meeting, Society for Range Management, Billings, MT, Feb 6-10, 2011 (CD-ROM Abstract).
Weather and climate applications for rangeland restoration planning - (Abstract Only)
Cho, J., Hardegree, S.P., Schneider, J.M. 2011. Weather and climate applications for rangeland restoration planning. In: Abstracts of the 64th Annual Meeting, Society for Range Management, Billins, MT, Feb 6-10, 2011 (CD-ROM Abstract).
Germination prediction from soil moisture and temperature data across the Great Basin - (Abstract Only)
Cline, N., Roundy, B., Hardegree, S.P. 2011. Germination prediction from soil moisture and temperature data across the Great Basin. In: Abstracts of the 64th Annual Meeting, Society for Range Management, Billings, MT, Feb 6-10, 2011 (CD-ROM Abstract).
Modeling low-height vegetation with airborne LiDAR - (Abstract Only)
Glenn, N.F., Mitchell, J., Spaete, L., Sankey, T.T., Shrestha, R., Hardegree, S.P. 2011. Modeling low-height vegetation with airborne LiDAR. In: EOS Transactions, American Geophysical Union, Annual Meeting, Vol 91, December 2010. San Francisco, CA (CD-ROM Abstract).
Rehabilitation of medusahead and cheatgrass dominated rangelands in the Boise foothills. An Ecologically-based Invasive Plant Management (EBIPM) program research and demonstration project - (Abstract Only)
Hardegree, S.P., Cho, J. 2011. Rehabilitation of medusahead and cheatgrass dominated rangelands in the Boise foothills. An Ecologically-based Invasive Plant Management (EBIPM) program research and demonstration project. In: Abstracts of the 64th Annual Meeting, Society for Range Management, Billings, MT, Feb 6-10, 2011 (CD-ROM Abstract).
Hydrothermal indices for classification of seedbed microclimate - (Abstract Only)
Hardegree, S.P., Cho, J., Roundy, B., Moffet, C., Jones, T.A., James, J.J., Shaw, N., Cox, R. 2011. Hydrothermal indices for classification of seedbed microclimate. In: Abstracts of the 64th Annual Meeting, Society for Range Management, Billings, MT, Feb 6-10, 2011 (CD-ROM Abstract).
Vegetation and slope effects on accuracy of a LiDAR-derived DEM in the sagebrush steppe - (Peer Reviewed Journal)
Spaete, L.P., Glenn, N.F., Derryberry, D.R., Sankey, T.T., Hardegree, S.P. 2011. Vegetation and slope effects on accuracy of a LiDAR-derived DEM in the sagebrush steppe. International Journal of Remote Sensing. 2(4):317-326.
Assessment of range planting as a conservation practice - (Book / Chapter)
Hardegree, S.P., T.A. Jones, B.A. Roundy, N.L. Shaw and T.A. Monaco. 2011. Assessment of range planting as a conservation practice. Chapter 4, In: Briske, D.D., editor. Conservation Benefits of Rangeland Practices: Assessment, Recommendations, and Knowledge Gaps. Lawrence, KS: Allen Press. p. 171-212.
Hydrologic vulnerability of sagebrush steppe following pinyon and juniper encroachment - (Peer Reviewed Journal)
Pierson Jr, F.B., Williams, C.J., Kormos, P.R., Hardegree, S.P., Clark, P., Rau, B.M. 2010. Hydrologic vulnerability of sagebrush steppe following pinyon and juniper encroachment. Rangeland Ecology and Management. 63(6):614-629.
Characterizating western juniper expansion via a fusion of Landsat 5 thematic mapper and LiDAR data - (Peer Reviewed Journal)
Sankey, T.T., Glenn, N.F., Ehinger, S., Boehm, A.R., Hardegree, S.P. 2010. Characterizating western juniper expansion via a fusion of Landsat 5 thematic mapper and LiDAR data. Rangeland Ecology and Management. 63(5):514-523.
A comparision of cumulative-germination response of cheatgrass (Bromus Tectorum L.) and five perennial bunchgrass species to simulated field-temperature regimes - (Peer Reviewed Journal)
Hardegree, S.P., Moffet, C.A., Roundy, B.A., Jones, T.A., Novak, S.J., Clark, P., Pierson Jr, F.B., Flerchinger, G.N. 2010. A comparision of cumulative-germination response of cheatgrass (Bromus Tectorum L.) and five perennial bunchgrass species to simulated field-temperature regimes. Environmental and Experimental Botany. 69:321-327.
The Great Basin Research and Management Partnership - (Abstract Only)
Hardegree, S.P., J.C. Chambers, M. Pellant. (2010). The Great Basin Research and Management Partnership. In: Abstracts of the 63nd Annual Meeting, Society for Range Management, Denver, CO, Feb 7-11, 2010 (CD-ROM Abstract)
Biomass estimation of Douglas fir stands using airborne LiDAR data - (Abstract Only)
Wang, C., Glenn, N.F., Hardegree, S.P., Boehm, A.R. 2008. Biomass estimation of Douglas fir stands using airborne LiDAR data. In: EOS, Transactions, American Geophysical Union, Annual Meeting, Vol 89, Dec 15-19,2008. San Francisco, CA (CD-ROM Abstract).
Assessment of range planting as a conservation practice - (Abstract Only)
Hardegree, S.P., B.A. Roundy, N.L. Shaw., C.A. Moffet, T.A. Monaco, T.A. Jones and E.F. Redente. 2009. Assessment of range planting as a conservation practice. In: Abstracts of the 62nd Annual Meeting, Society for Range Management, Albuquerque, NM, Feb 8-12, 2009 (CD-ROM Abstract).
Point sampling to stratify biomass variablity in sagebrush steppe vegetation - (Peer Reviewed Journal)
Clark, P., Hardegree, S.P., Moffet, C.A., Pierson Jr, F.B. 2008. Point sampling to stratify biomass variablity in sagebrush steppe vegetation. Rangeland Ecology and Management 61:614-622.
Prescribed-fire effects on rill and interrill runoff and erosion in a mountainous sagebrush landscape - (Peer Reviewed Journal)
Pierson Jr, F.B., Moffet, C.A., Williams, C.J., Hardegree, S.P., Clark, P. 2009. Prescribed-Fire Effects on Rill and Interrill Runoff and Erosion in a Mountainous Sagebrush Landscape. Earth Surface Processes and Landforms. 34:193-203.
Soil water repellency and infiltration in coarse-textured soils of burned and unburned sagebrush ecosystems - (Peer Reviewed Journal)
Pierson, F.B., Robichaud, P.R., Moffet, C.A., Spaeth, K.E., Williams, C.J., Hardegree, S.P., and Clark, P.E. 2008. Soil water repellency and infiltration in coarse-textured soils of burned and unburned sagebrush ecosystems. Catena 74:98-108.
Evaluation of NEXRAD radar precipitation products for natural resource applications - (Peer Reviewed Journal)
Hardegree, S.P., Van Vactor, S.S., Levinson, D.H., Winstral, A.H. 2008. Evaluation of NEXRAD Radar Precipitation Products for Natural Resource Applications. Rangeland Ecology and Management 61:339-345.
A direct approach for quantifying stream shading - (Peer Reviewed Journal)
Clark, P., Johnson, D.E., Hardegree, S.P. 2008. A direct approach for quantifying stream shading. Rangeland Ecology and Management.61:339-345.
Evaluating post-fire cattle grazing strategies for sagebrush steppe rangelands - (Abstract Only)
Clark, P., Hardegree, S.P., and Pierson Jr, F.B. 2008. Evaluating post-fire cattle grazing strategies for sagebrush steppe rangelands. IN: Abstracts of teh 61st Annual Meeting of the Society for Range Management. January 26 - 31, 2008. Louisville, KY. Society for Range Management. Lukewood, CO. Abstract.
Fire effects on rangeland hydrology and erosion in a steep sagebrush-dominated landscape - (Peer Reviewed Journal)
Pierson, F.B., Robichaud, P.R., Moffet, C.A., Spaeth, K.E., Hardegree, S.P., Clark, P.E., and Williams, C.J. 2008. Fire Effects on Rangeland Hydrology and Erosion in a Steep Sagebrush-Dominated Landscape. Hydrological Processes: 22, 2916-2929.
A comparision of cumulative-germination response of cheatgrass (bromus tectorum) and four perennial bunchgrass species to simulated field-temperature regimes - (Abstract Only)
Hardegree, S.P., B.A. Roundy, T.A. Jones, F.B. Pierson AND P.E. Clark. 2008. A comparision of cumulative-germination response of cheatgrass (Bromus tectorum) and four perennial bunchgrass species to simulated field-temperature regimes. In: Abstracts of the 61st Annual Meeting, Society for Range Management, Louisville, KY, January 26-31, 2008. (CD-ROM Abstract)
Prediction of cheatgrass field germination potential using wet thermal accumulation - (Peer Reviewed Journal)
Roundy, B.A., Hardegree, S.P., Chambers, J.C., Whittaker, A. 2007. Prediction of cheatgrass field germination potential using wet thermal accumulation. Rangeland Ecology and Management, V60, 613-623.
Dynamic variability in thermal-germination response of squirreltail (Elymus Elymoides and Elymus Multisetus) - (Peer Reviewed Journal)
Hardegree, S.P., Jones, T.A., Pierson Jr, F.B., Clark, P., Flerchinger, G.N. 2008. Dynamic Variability in Thermal-Germination Response of Squirreltail (Elymus elymoides and Elymus multisetus). Environmental and Experimental Botany 62:120-128.
45 years of climate and hydrologic research conducted at the Reynolds Creek Experimental Watershed - (Book / Chapter)
Flerchinger, G.N., Marks, D.G., Seyfried, M.S., Pierson Jr, F.B., Nayak, A., Hardegree, S.P., Winstral, A.H., and Clark, P. 2007. 45 years of climate and hydrologic research conducted at the reynolds creek experimental watershed. pp 135-143. In: J.R. Rogers (ed.), Environmental and Water Resources: Milestones in Engineering History. Sponsored by ASCE Environmental and Water Resources Institute (EWRI) National History & Heritage Committee. American Society of Civil Engineers, Reston, VA. 168p.
Runoff and erosion after cutting western juniper - (Peer Reviewed Journal)
Pierson Jr, F.B., Bates, J.D., Svejcar, T.J.,and Hardegree, S.P. 2007. Runoff and erosion after cutting western juniper. Rangeland Ecology and Management 60:285-292.
Prescribed-fire impacts on vegetation, soil and water resources at the Reynolds Creek Experimental Watershed in southwest Idaho - (Abstract Only)
Hardegree, S.P., Clark, P., Pierson Jr, F.B., Seyfried, M.S., Moffet, C.A. 2007. Prescribed-Fire Impacts on Vegetation, Soil and Water Resources at the Reynolds Creek Experimental Watershed in Southwest Idaho.In: Abstracts of the 60th Annual Meeting, Society for Range Management, Reno, NV, Feb 11-15, 2007. (CD-ROM Abstract)
Predicting germination response to temperature: II. Three-dimensional regression, statistical gridding and iterative-probit optimization using measured and interpolated-subpopulation data. - (Peer Reviewed Journal)
Hardegree, S.P., and Winstral, A.H. 2006. Predicting germination response to temperature: II. Three-dimensional regression, statistical gridding and iterative-probit optimization using measured and interpolated-subpopulation data. Annals of Botany 98 (2) pp. 403.410.
Predicting germination response to temperature. III. Model validation under field-variable temperature conditions - (Peer Reviewed Journal)
Hardegree, S.P. 2006. Predicting germination response to temperature. iii. model validation under field-variable temperature conditions. Annals Of Botany 98:827-834
Using soil freezing characteristics to model multi-season soil water dynamics - (Peer Reviewed Journal)
Flerchinger, G.N., Seyfried, M.S., Hardegree, S.P. 2006. Using Soil Freezing Characteristics to Model Multi-Season Soil Water Dynamics. Vadose Zone Journal. 5:1143-1153.
Predicting germination response to temperature. I. Cardinal-temperature models and subpopulation-specific regression - (Peer Reviewed Journal)
Hardegree, S.P., 2006. Predicting germination response to temperature. I. Cardinal-termperature models and subpopulation-specific regression, Annals of Botany 97:1115-1125, 2006.
Climate and hydrologic research conducted at the Reynolds Creek Experimental Watershed - (Peer Reviewed Journal)
Flerchinger, G., Marks, D., Hardegree, S., Winstral, A., Seyfried, M., Pierson, F., and Clark, P. 2006. Climate and Hydrologic Research Conducted at the Reynolds Creek Experimental Watershed. Owyhee Outpost, A Journal of the History of the Owyhee County 37:72-91.
Modeling soil erosion on steep sagebrush rangeland before and after prescribed fire - (Peer Reviewed Journal)
Moffet, C.A., Pierson Jr, F.B., Robichaud, P.R., Spaeth, K., and Hardegree, S.P. 2007. Modeling soil erosion on steep sagebrush rangeland before and after prescribed fire. Catena 71:218-228.
EFFECT OF RUMINAL INCUBATION ON PERENNIAL PEPPERWEED GERMINATION - (Peer Reviewed Journal)
Carpinelli, M.F., Schauer, C.S., Bohnert, D.W., Hardegree, S.P., Falck, S.J., Svejcar, A.J. 2005. Effect of ruminal incubation on perennial pepperweed germination. Rangeland Ecology and Management. 58:632-636.
Quantifying vegetation change by point sampling landscape photography time series - (Peer Reviewed Journal)
Clark, P.E., Hardegree, S.P. 2005. Estimating vegetation change from repeat landscape photography using angular cover. Rangeland Ecology & Management 58:588-597.
Quantifying vegetation change with repent landscape photography - (Abstract Only)
Clark, P.E., and Hardegree, S.P., 2005. Quantifying vegetation change with repent landscape photography. (abstract). 58th Annual Society for Range Management Meeting, February 5-11, 2005. Fort Worth, TX. CD-ROM Abstract.
Use of the soil freezing charactertistic to model frozen and unfrozen soil water dynamics - (Abstract Only)
Flerchinger, G.N., Seyfried, M.S., and Hardegree, S.P., 2004. Use of the soil freezing characteristic to model frozen and unfrozen soil water dynamics. In: Annual meetings abstracts (CD-ROM), ASA, CSA, and SSSA, Madison, WI. Vol 49, pp. 6418 (CD-ROM abstract)
MODELING NEAR-SURFACE TEMPERATURE AND MOISTURE OF POST-WILDFIRE SEEDBED FOR GERMINATION RESPONSE PREDICTIONS - (Peer Reviewed Journal)
Flerchinger, Gerald N., Hardegree, Stuart P., 2004. Modeling near-surface temperature and moisture of post-wildfire seebed for germination response predictions, Journal of Aird Environments 59, 369-385
INFORMATION TECHNOLOGY APPLICATIONS IN THE ARS WATERSHED NETWORK - (Proceedings)
STEINER, J.L., GOODRICH, D.C., HARDEGREE, S.P., BURKART, M.R., STRICKLAND, T.C., ALONSO, C.V., BRYANT, R.B., WELTZ, M.A. INFORMATION TECHNOLOGY APPLICATIONS IN THE ARS WATERSHED NETWORK. PROCEEDINGS OF THE FIRST INTERAGENCY CONFERENCE ON RESEARCH IN THE WATERSHEDS. 2003. p. 62-67.
DATA FOR NATURAL RESOURCE MODELS: ROLE OF DATA/INFORMATION SYSTEMS. - (Abstract Only)
STEINER, J.L., GOODRICH, D., HARDEGREE, S., BURKHART, M.R., STRICKLAND, T.C., BRYANT, R.B., ALONZO, C.V., WELTZ, M.A. DATA FOR NATURAL RESOURCE MODELS: ROLE OF DATA/INFORMATION SYSTEMS. CD-ROM. MADISON, WI: AMERICAN SOCIETY OF AGRONOMY. 2003.
Multi-watershed evaluation of WSR-88D (NEXRAD) radar-precipitation products for hydrologic and natural resources modeling applications - (Abstract Only)
Hardegree, S.P., Van Vactor, S.S., Healy, K.R., Alonso, C.V., Bonta, J.V., Bosch, D.D., Fisher, D.S., Goodrich, D.C., Harmel, R.D., Steiner, J.L., Van Liew, M.W., 2003, Multi-watershed evaluation of WSR-88D (NEXRAD) radar-precipitation products for hydrologic and natural resources modeling applications. In: American Geophysical Union. 84(46):H22D-0962.
Prescribed-fire research at the Reynolds Creek Experimental Watershed in southwestern Idaho - (Abstract Only)
Hardegree, S.P., Pierson, F.B., and Clark, P.E. 2004. Prescribed-fire research at the Reynolds Creek Experimental Watershed in southwestern Idaho. 57th Annual Meeting, Society for Range Management, CD-ROM abstract #127.
Microclimatic constraints and revegetation planning in a variable environment - (Peer Reviewed Journal)
Hardegree, S.P., Van Vactor, S.S. 2004. Microclimatic constraints and revegetation planning in a variable environment. Weed Technology 18:1213-1215.
Multi-watershed evaluation of WSR-88D (NEXRAD) radar-precipitation products - (Proceedings)
Hardegree, S.P., Van Vactor, S.S., Healy, K.R., Alonso, C.V., Bonta, J.V., Bosch, D.D., Fisher, D.S., Goodrich, D.C., Harmel, R.D., Steiner, J.L., Van Liew, M.W., 2003. Multi-watershed evaluation of WSR-88D (NEXRAD) radar-precipitation products. In: Proceedings of the First Interagency Conference on Research in the Watersheds, October 28-30, 2003, Benson, Arizona, p. 486-491.
Microclimatic constraints and revegetation planning in a variable environment - (Abstract Only)
Hardegree, S.P., Flerchinger, G.N., and Van Vactor, S.S. 2003. Microclimate constraints and revegetation planning in a variable environment. (abstract) 7th Internation Conference on the Ecology and Management of Alien Plant Invasions. p. 35
Microclimatic constraints and revegetation planning in a variable environment - (Abstract Only)
Hardegree, S., Flerchinger, G., and Van Vactor, S. 2003. Microclimatic constraints and revegetation planning in a variable environment. 7th International Conference on the Ecology and Management of Alien Plant Invasions, Invasive Plants in Natural and Managed Systems; Linking Science and Management, Ft. Lauderdale, Fl, Nov 3-7-2003., abs, p. 35
Hydrothermal germination response and the development of probabilistic germination profiles - (Peer Reviewed Journal)
Hardegree, S.P., Flerchinger, G.N., Van Vactor, S.S., Hydrothermal germination response and the development of probabilistic germination profiles. Ecological Modelling 2003, v. 167, p. 305-322.
INFORMATION TECHNOLOGY APPLICATIONS TO WATER RESOURCES RESEARCH - (Proceedings)
STEINER, J.L., GOODRICH, D., HARDEGREE, S., BURKART, M.R., STRICKLAND, T.C., WELTZ, M.A. INFORMATION TECHNOLOGY APPLICATIONS TO WATER RESOURCES RESEARCH. PROCEEDINGS OF THE NATIONAL WATERSHED CONFERENCE. 2003. p. 285-290.
Annual and seasonal patterns of seedbed microclimate: rehabilitation and restoration planning in a variable environment - (Abstract Only)
Modeling soil freezing dynamics - (Proceedings)
Flerchinger, G.N., Seyfried, M.S., Hardegree, S.P. 2002. Modeling soil freezing dynamics.Abstract H11D-0880 In: EOS Transactions, Vol. 87 (43) Supplement, p. F538. American Geophysical Union, Washington D.C. (Abstract)
VARIABILITY IN THERMAL RESPONSE OF PRIMED AND NON-PRIMED SEEDS OF SQUIRRELTAIL }ELYMUS ELYMOIDES (RAF.) SWEZEY AND ELYMUS MULTISETUS (J.G.SMITH) M.E. JONES} - (Peer Reviewed Journal)
Hardegree, Stuart P., Jones, Thomas A., Van Vactor, Steven S., Variability in Thermal Response of Primed and Non-primed Seeds of Squirreltail {Elymus elymoides (Raf.) Swezey and Elymus multisetus (J.G. Smith) M.E. Jones}. Annals of Botany 2002, v. 89, p. 311-319.
VARIABILITY IN THERMAL RESPONSE OF PRIMED AND NON-PRIMED SEEDS OF SQUIRRELTAIL (ELYMUS ELYMOIDES (RAF.) SWEZEY AND ELYMUS MULTISETUS (J.G. SMITH) M.E. JONES) - (Abstract Only)
HARDEGREE, STUART P., JONES, THOMAS A., and VAN VACTOR, STEVEN S., Variability in Thermal Response of Primed and Non-primed Seeds of Squirreltail (Elymus elymoides (Raf.) Swezey and Elymus multisetus (J.G. Smith) M.E. Jones). Annals of Botany Company 2002, p. 311-319.
SUCROSE APPLICATION FOR SUPPRESSION OF ANNUAL WEEDS - (Peer Reviewed Journal)
MODELING NEAR-SURFACE SOIL TEMPERATURE AND MOISTURE FOR SEEDLING GERMINATION RESPONSE - (Proceedings)
GERMINATION AND EMERGENCE OF PRIMED GRASS SEEDS UNDER FIELD AND SIMULATED- FIELD TEMPERATURE REGIMES - (Peer Reviewed Journal)
PREDICTING GERMINATION RESPONSE OF FOUR COOL-SEASON GRASSES TO FIELD- VARIABLE TEMPERATURE REGIMES - (Peer Reviewed Journal)
GERMPLASM SCREENING FOR THERMAL GERMINATION RESPONSE - (Abstract Only)
PREDICTING VARIABLE-TEMPERATURE RESPONSE OF NON-DORMANT SEEDS FROM CONSTANT-TEMPERATURE GERMINATION DATA - (Peer Reviewed Journal)
THE SIMULTANEOUS HEAT AND WATER (SHAW) MODEL: A RESEARCH TOOL FOR MANAGEMENT DECISIONS - (Proceedings)
EFFECTS OF CLIMATE CHANGE ON EARLY PLANT ESTABLISHMENT - MAINTENANCE AND RESTORATION OF NATIVE PLANT COMMUNITIES IN THE GREAT BASIN - (Proceedings)
PARTIAL AND FULL DEHYDRATION IMPACT ON GERMINATION OF FOUR WARM-SEASON GRASSES - (Peer Reviewed Journal)
STOCHASTIC WEATHER SIMULATION: OVERVIEW AND ANALYSIS OF TWO COMMONLY USED MODELS - (Peer Reviewed Journal)
SEEDBED MICROCLIMATIC MODELING FOR BURN REHABILITATION PLANNING IN THE GREAT BASIN REGION OF THE WESTERN UNITED STATES - (Proceedings)
MICROCLIMATIC SITE PROFILE DESCRIPTIONS FOR EARLY PLANT ESTABLISHMENT - (Abstract Only)
OPTIMIZATION OF SEED PRIMING TREATMENTS TO INCREASE LOW-TEMPERATURE GERMINATION RATE - (Peer Reviewed Journal)
MATRIC PRIMING INCREASES GERMINATION RATE OF GREAT BASIN NATIVE PERENNIAL GRASSES - (Peer Reviewed Journal)