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United States Department of Agriculture

Agricultural Research Service

Related Topics

Daniel Harmon (Dan)
Great Basin Rangelands Research
Agricultural Science Research Technician

Phone: (775) 784-1039
Fax: (775) 784-1712
Room SEED LAB
USDA, ARS, PWA, GBRRU
920 VALLEY ROAD
RENO, NV, 89512


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Rehabilitation of cheatgrass-infested rangelands: management - (Peer Reviewed Journal)
Clements, C.D., Young, J.A., Harmon, D.N., Blank, R.R. 2014. Rehabilitation of cheatgrass-infested rangelands: management. The Progressive Rancher. 14(1):28-29.
The importance of persistent monitoring of great basin rangeland rehabilitation efforts - (Abstract Only) - (11-Nov-13)
Rehabilitation of cheatgrass-infested rangelands: applications and practices - (Peer Reviewed Journal)
Clements, C.D., Young, J.A., Harmon, D.N., Blank, R.R. 2013. Rehabilitation of cheatgrass-infested rangelands: applications and practices. The Progressive Rancher. 13(7):30-31.
Rehabilitation of cheatgrass-infested rangelands: concepts - (Peer Reviewed Journal)
Clements, C.D., Young, J.A., Harmon, D.N., Blank, R.R. 2013. Rehabilitation of cheatgrass-infested rangelands: concepts. The Progressive Rancher. 13(6):30-31.
Rehabilitation of cheatgrass-infested rangelands - (Abstract Only)
Clements, D.D., Harmon, D.N., Blank, R.R. 2013. Rehabilitation of cheatgrass-infested rangelands[abstract]. Soil and Water Conservation Society International Meeting, Reno, NV, July 21-24, 2013. 68:55.
Imazapic, rimsulfuron, and sulfometuron methyl effectiveness at controlling cheatgrass - (Abstract Only)
Clements, D.D., Harmon, D.N. 2013. Imazapic, rimsulfuron, and sulfometuron methyl effectiveness at controlling cheatgrass[abstract]. Soil and Water Conservation Society International Meeting, Reno, NV, July 21-24, 2013. 68:79.
Drought survival and perennial grass success in the face of cheatgrass invasion: germination, emergence, seedling die-off and reproduction - (Abstract Only)
Harmon, D.N., Clements, D.D. 2013. Drought survival and perennial grass success in the face of cheatgrass invasion: germination, emergence, seedling die-off and reproduction [abstract]. Soil and Water Conservation Society Meeting, Reno, NV July 21-24, 2013. 68:113.
Forecasting Bromus tectorum and fire threat: site soil type versus population traits - (Abstract Only)
Harmon, D.N., Clements, C.D. 2013. Forecasting Bromus tectorum and fire threat: site soil type versus population traits [abstract]. Soil and Water Conservation Society International meeting. 68:120.
Perennial grass dominance: creating a resilient plant community in an exotic annual grass invaded rangeland - (Abstract Only)
Harmon, D.N., Clements, C.D. 2013. Perennial grass dominance: creating a resilient plant community in an exotic annual grass invaded rangeland [abstract]. Soil and Water Conservation Society International meeting. 68:48.
Integrated weed management approach to control saltcedar - (Abstract Only)
Clements, D.D., Harmon, D.N., Young, J.A., Knight, J. 2013. Integrated weed management approach to control saltcedar [abstract]. Soil and Water Conservation Society International Meeting, Reno, NV, July 21-24, 2013. 68:119.
The use of plant material testing to successfully suppress cheatgrass - (Abstract Only)
Clements, D.D., Young, J.A., Harmon, D.N. 2013. The use of plant material testing to successfully suppress cheatgrass[abstract]. Soil and Water Conservation Society International Meeting, Reno, NV, July 21-24, 2013. 68:122.
Rehabilitation of degraded rangelands: lessons learned - (Abstract Only) - (20-Nov-12)
Cheatgrass invasion and wildlife habitat - (Abstract Only)
Clements, D.D., Harmon, D.N., Blank, R.R. 2012. Cheatgrass invasion and wildlife habitat [abstract]. Nevada Wildlife Commission.
Rehabilitation of cheatgrass infested rangelands: an integrated approach - (Abstract Only)
Clements, C.D., Harmon, D.N., Blank, R.R. 2013. Rehabilitation of cheatgrass infested rangelands: an integrated approach [abstract]. Society for Range Management. 12:5.
Rehabilitation of cheatgrass infested rangelands - (Abstract Only)
Clements, C.D., Harmon, D.N., Blank, R.R. 2012. Rehabilitation of cheatgrass infested rangelands [abstract]. National Public Lands Council. 12:6.
The fitness costs of delayed germination and diminutive growth response of cheatgrass - (Abstract Only)
Harmon, D.N., Clements, C.D. 2013. The fitness costs of delayed germination and diminutive growth response of cheatgrass [abstract]. In: Proceedings of the Society for Range Management, February 3-7, 2013, Oklahoma City, OK. 66:60.
Seedling success from germination to the first summer mortality event: cheatgrass versus three perennial restoration grass species - (Abstract Only)
Harmon, D.N., Clements, C.D. 2013. Seedling success from germination to the first summer mortality event: cheatgrass versus three perennial restoration grass species [abstract]. In: Proceedings of the Society for Range Management, February 3-7, 2013, Oklahoma City, OK. 66:59.
Perennial grass establishment following cheatgrass control using herbicides - (Abstract Only)
Clements, C.D., Harmon, D.N. 2013. Perennial grass establishment following cheatgrass control using herbicides [abstract]. In: Proceedings of the Society for Range Management, February 3-7, 2013, Oklahoma City, OK. 66:15.
Research to practical use: on-the-ground success - (Peer Reviewed Journal)
Clements, D.D., Young, J.A., Harmon, D.N., Weltz, M.A. 2012. Research to practical use: on-the-ground success. Rangelands. 34(4):54-60.
Returning succession to downy brome dominated rangelands: roadblocks to perennial grass establishment - (Abstract Only)
Harmon, D.N., Clements, C.D., Young, J.A. 2012. Returning succession to downy brome dominated rangelands: roadblocks to perennial grass establishment [abstract]. Western Society of Weed Science. 64:44.
Population level response of downy brome to soil growing medium - (Abstract Only)
Harmon, D.N., Clements, C.D. 2012. Population level response of downy brome to soil growing medium [abstract]. Western Society of Weed Science. 64:37.
Downy brome seed ecology: From flower to emergence - (Abstract Only)
Harmon, D.N., Clements, C.D., Young, J.A. 2012. Downy brome seed ecology: From flower to emergence [abstact]. Western Society of Weed Science. 64:42.
Phenology of exotic invasive weeds associated with downy brome - (Abstract Only)
Clements, C.D., Young, J.A., Harmon, D.N. 2012. Phenology of exotic invasive weeds associated with downy brome [abstract]. Western Society of Weed Science. 64:10.
The use of goat grazing to biologically suppress perennial pepperweed - (Abstract Only)
Clements, C.D., Young, J.A., Harmon, D.N. 2012. The use of goat grazing to biologically suppress perennial pepperweed [abstract]. Western Society of Weed Science. 64:12.
Diorhabda carinulata and tamarisk control - (Abstract Only)
Clements, C.D., Harmon, D.N., Young, J.A., Knight, J. 2012. Diorhabda carinulata and tamarisk control [abstract]. Western Society of Weed Science. 64:8.
Suppressing downy brome following wildfires - (Abstract Only)
Clements, C.D., Harmon, D.N. 2012. Suppressing downy brome following wildfires [abstract]. Western Society of Weed Science. 64:15.
The effects of downy brome invasion on mule deer habitat - (Abstract Only)
Clements, C.D., Young, J.A., Harmon, D.N. 2012. The effects of downy brome invasion on mule deer habitat [abstract]. Western Society of Weed Science. 64:14.
Plant material testing and cheatgrass suppression: a 10 year old case study - (Abstract Only)
Clements, D.D., Young, J.A., Harmon, D.N. 2012. Plant material testing and cheatgrass suppression: a 10 year old case study. In: Proceedings of Society for Range Management, January 29-February 3, 2012, Spokane, Washington. 65:45.
Effects of maternal environment on cheatgrass seed dormancy - (Abstract Only)
Harmon, D.N., Clements, D.D., Young, J.A. 2012. Effects of maternal environment on cheatgrass seed dormancy. In: Proceedings of Society for Range Management, January 29-February 3, 2012, Spokane, Washington. 65:46.
Diorhabda elongate and saltcedar control: 10 years later - (Abstract Only)
Clements, D.D., Harmon, D.N., Young, J.A., Knight, J. 2012. Diorhabda elongate and saltcedar control: 10 years later. In: Proceedings Society for Range Management, January 29-February 3, 2012, Spokane, Washington. 65:24.
Practical Use of Intermountain Native Annuals in Assisted Succession - (Abstract Only)
Harmon, D.N., Clements, D.D. 2011. Practical Use of Intermountain Native Annuals in Assisted Succession [abstract]. Intermountain Native Plant Summit VI. 6:24.
Seedlings: From Seed to Establishment - (Abstract Only)
Clements, C.D., Harmon, D.N., Weltz, M.A. 2011. Seedlings: from seed to establishment [abstract]. Society for Range Management. 64:57.
Cheatgrass Biomass and Competition: Is a greenhouse fight a fair fight? - (Abstract Only)
Clements, C.D., Harmon, D.N. 2011. Cheatgrass biomass and competition: Is a greenhouse fight a fair fight [abstract]? Society for Range Management. 64:65.
Research to Practical Use: On-The-Ground Successes - (Abstract Only)
Clements, C.D., Young, J.A., Harmon, D.N., Weltz, M.A. 2011. Research to Practical Use: On-The-Ground Successes [abstract]. Society for Range Management. 64:64.
Revegetation of disturbed winter fat communities - (Peer Reviewed Journal)
Clements, D.D., Young, J.A., Harmon, D.N., Mccuin, G. 2010. Revegetation of disturbed winter fat communities. Rangelands. 32(5):37-40.
Bromus tectorum: Variation in Seed Dormancy Among Populations - (Abstract Only)
Clements, C.D., Harmon, D.N. 2010. Bromus tectorum: Variation in Seed Dormancy Among Populations [abstract]. Seed Ecology III International Conference.
Diffuse knapweed (Centaurea diffusa) seed germination - (Peer Reviewed Journal)
Clements, D.D., Harmon, D.N., Young, J.A. 2010. Diffuse knapweed (Centaurea diffusa) seed germination. Weed Science. 58(4):369-373.
Revegetation potential of Great Basin native annuals and perennial grasses: Does facilitation occur? - (Abstract Only)
Harmon, D.N., Clements, C.D. 2010. Revegetation Potential of Great Basin Native Annuals and Perennial Grasses: Does Facilitation Occur? [abstract]. Society for Range Management. 63:64.
Cheatgrass germination at three seed maturity stages from five plant communities in northwestern Nevada - (Abstract Only)
Harmon, D.N., Clements, C.D., Clark, M.D. 2010. Cheatgrass Germination at Three Seed Maturity Stages From Five Plant Communities in Northwestern Nevada [abstract]. Society for Range Management. 63:30.
Cheatgrass suppression following wildfires in Wyoming big sagebrush communities - (Abstract Only)
Clements, C.D., Harmon, D.N., Young, J.A. 2010. Cheatgrass Suppression Following Wildfires in Wyoming Big Sagebrush Communities [abstract]. Society for Range Management. 63:107.
Wildfire Restoration and Rehabilitation: Triage in Pursuit of Resilience Reprint Icon - (Peer Reviewed Journal)
Clements, C.D., McCuin, G., Shane, R.S., McAdoo, K., Harmon, D.N. 2009. Wildfire Restoration and Rehabilitation: Triage in Pursuit of Resilience. Rangelands. 31(3):30-35.
Artemisia tridenata seed bank densities following wildfires - (Abstract Only)
Clements, C.D., Harmon, D.N., Young, J.A. 2008. Artemisia tridenata Seed Bank Densities Following Wildfires [abstract]. Wildfires and Invasive Plants in American Deserts, December 9-12, 2008, Reno, Nevada.
Germination comparisons of crested wheatgrass cultivars ‘Hycrest’ and ‘Hycrest II’ - (Abstract Only)
Harmon, D.N., Clements, C.D. 2009. Germination Comparisons of the Crested Wheatgrass Cultivars ‘Hycrest’ and ‘Hycrest II’ [abstract]. Society for Range Management, Albuquerque, NM, February 8-12, 2009. 62:32.
The effect of discing to reduce cheatgrass competition following wildfires - (Abstract Only)
Clements, C.D., Harmon, D.N., Young, J.A. 2009. The Effects of Discing to Reduce Cheatgrass Competition Following Wildfires [abstract]. Society for Range Management, Albuquerque, New Mexico, February 8-12, 2009. 62:33.
Long Term Storage of Mojave Seed Species - (Abstract Only)
Clark, M.D., Harmon, D.N., Young, J.A., Clements, C.D. 2009. Long-Term Storage of Mojave Seed Species [abstract]. Society for Range Management, Albuquerque, New Mexico, February 8-12, 2009. 62:32.
Seed polymorphism in two western Nevada Indian ricegrass communities - (Abstract Only)
Ezzell, R.M., Clements, C.D., Harmon, D.N., Weltz, M.A. 2009. Seed Polymorphism in two Western Nevada Indian Ricegrass Communities [abstract]. Society for Range Management, Albuquerque, New Mexico, February 8-12, 2009. 62:32.
Big Sagebrush Seed Bank Densities Following Wildfires - (Abstract Only)
Clements, D.D., Young, J.A., Harmon, D.N. 2008. Big Sagebrush Seed Bank Densities Following Wildfires [abstract]. Society for Range Management Meeting.
Ecology of Kearney’s Buckwheat (Eriogonum nummulare) for Restoration Efforts - (Abstract Only)
Harmon, D.N., Young, J.A., Clements, D.D. 2008. Ecology of Kearney’s Buckwheat (Eriogonum nummulare) for Restoration Efforts [abstract]. Society for Range Management National Meeting.
Cheatgrass Response to Simulated Grazing - (Abstract Only)
Clements, D.D., Young, J.A., Harmon, D.N. 2008. Cheatgrass Response to Simulated Grazing [abstract]. Society for Range Management National Meeting. Louisville, Kentucky.
Shieldcress - (Peer Reviewed Journal)
Young, J.A., Clements, C.D., Harmon, D.N. 2007. Shieldcress. Rangelands. 29(4):33-37.
Influence of Tamarisk Invasion on Bird Populations - (Abstract Only) - (25-Jul-06)
Reclamation Efforts at the Lockwood Landfill Station - (Abstract Only)
Clements, C.D., Harmon, D.N., Young, J.A. 2007. Reclamation efforts at the Lockwood Landfill Station [abstracts]. Society for Range Management Meeting, February 9-16, 2007, Reno, Nevada.
Reclamation of Pipeline Right-of-Ways on Rangelands - (Abstract Only)
Clements, C.D., Young, J.A., Harmon, D.N. 2007. Reclamation of pipeline right-of-ways on rangelands [abstracts]. Society for Range Management Meeting, February 9-16, 2007, Reno, Nevada.
Cheatgrass Seedbanks 30 Years after the Hallelujah Wildfire - (Abstract Only)
Harmon, D., Sanchez, D., Clements, C.D., Young, J.A. 2006. Cheatgrass seedbanks 30 years after the Hallelujah wildfire [abstract]. Proceedings Society for Range Management. 59:100. February 12-17, 2006, Vancouver, British Columbia.
Rodent Consumption of Fourwing Saltbush Seeds and Seedlings - (Abstract Only)
Clements, C.D., Young, J.A., Harmon, D.N. 2005. Rodent consumption of fourwing saltbush seeds and seedlings [abstract]. Proceedings of the Society for Range Management, February 5-11, 2005, Fort Worth, Texas. 58:62.
Germination of Seeds of Narrow-Leafed Milkweed - (Peer Reviewed Journal) - (03-Jun-05)
Germination of Seeds of Diffuse Knapweed - (Peer Reviewed Journal) - (03-Jun-05)
Germination-Temperature Profiles for Achenes of Yellow Starthistle (Centaurea Solstitialis) - (Peer Reviewed Journal)
Young, J.A., Clements, C.D., Pitcairn, M.J., Balciunas, J.K., Enloe, S., Turner, C.E., Harmon, D.N. 2005. Germination-temperature profiles for achenes of yellow starthistle. Weed Technology. 19:815-823.
Germination of Mexican Whorled Milkweed - (Abstract Only)
Harmon, D., Young, J.A. 2005. Germination of Mexican whorled milkweed [abstract]. Weed Science Society of America. 45:119.
Seed Germination - (Popular Publication)
Young, J.A., Clements, C.D., Harmon, D. 2004. Seed germination. Nevada Native Plant Guide. p. 7-13.
Cheatgrass Seedbanks - (Popular Publication)
Young, J.A., Clements, C.D., Harmon, D.N. 2004. Cheatgrass seedbanks. Reno Gazette Journal. 08/16/04.
Bull Thistle, the Forgotten Invasive Range Weed - (Abstract Only)
Young, J.A., Clements, C.D., Harmon, D. 2004. Bull thistle, the forgotten invasive range weed [abstract]. Proceedings of the Society for Range Management, Salt Lake City, Utah, January 24-30, 2004. 57:410.
Germination and Seedbed Ecology of Centaurea Maculosa Lam. Seeds. - (Abstract Only)
Young, J.A., Clements, D.D., Harmon, D.N. 2004. Germination and seedbed ecology of centaurea maculosa lam. seeds [abstract]. Weed Science Society of America Meeting Abstracts. 44:38.
Germination Ecology of Seeds of Centaurea Sulphurea - (Abstract Only)
Clements, D.D., Young, J.A., Harmon, D.N. 2004. Germination ecology of seeds of centaurea sulphurea [abstract]. Weed Science Society of America Meeting Abstracts. 44:37.
Community Succession among Invasive, Exotic Weeds - (Abstract Only)
Young, J.A., Clements, D.D., Harmon, D.N. 2004. Community succession among invasive, exotic weeds. In: Proceedings of the Weed Science Society of America Meeting Proceedings, February 09-12, 2004, Kansas City, Missouri. p. 39.
Germination of Seeds of Tamarix Ramosissima - (Peer Reviewed Journal)
Young, J.A., Clements, C.D., Harmon, D. 2004. Germination of seeds of tamarix ramosissima. Journal of Range Management. 57:475-481.
Last Modified: 9/2/2014
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