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Claire Phillips
Northwest Sustainable Agroecosystems Research
Research Soil Scientist

Phone: (509) 335-2724
Fax:

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

Projects
Advancing Soil Health and Agricultural Performance to Promote Sustainable Intensification and Resilience of Northwest Dryland Cropping Systems
In-House Appropriated (D)
  Accession Number: 443381
Action Area No. 2 (AA2) – Greenhouse Gas Research Network – Pacific West Area Land Emissions - Pullman
Interagency Reimbursable Agreement (I)
  Accession Number: 446397

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
The LTAR Cropland Common Experiment at R.J. Cook Agronomy Farm, Washington, USA - (Peer Reviewed Journal)
A high throughput approach for measuring soil slaking index. - (Peer Reviewed Journal)
Large stocks of deep soil carbon are vulnerable to decomposition - (Experiment Station)
The WSU Wheat Beat Podcast: Soil Carbon Sequestration at Cook Agronomy Farm with Dr. Claire Phillips. - (Other)
The Earth Works Podcast: Kevin Hicks with Claire Phillips - (Other)
Nitrogen and sulfur fertility practices: Influences on hop chemistry, aroma, and nitrate accumulation Reprint Icon - (Peer Reviewed Journal)
Gent, D.H., Block, M., Massie, S.T., Phillips, C.L., Richardson, B.J., Shellhammer, T.H., Trippe, K.M., Wiseman, M.S. 2023. Nitrogen and sulfur fertility practices: Influences on hop chemistry, aroma, and nitrate accumulation. Journal of the American Society of Brewing Chemists. https://doi.org/10.1080/03610470.2023.2204412.
Thirteen-year stover harvest and tillage effects on soil compaction in Iowa Reprint Icon - (Peer Reviewed Journal)
Phillips, C.L., Tekeste, M., Ebrahimi, E., Logsdon, S.D., Malone, R.W., O'Brien, P.L., Emmett, B.D., Karlen, D.L. 2023. Thirteen-year stover harvest and tillage effects on soil compaction in Iowa. Agrosystems, Geosciences & Environment. 6(2). Article e20361. https://doi.org/10.1002/agg2.20361.
Thirteen-year stover harvest and tillage effects on corn agroecosystem sustainability in Iowa Reprint Icon - (Database / Dataset)
Karlen, D.L., Phillips, C.L., O'Brien, P.L., Obrycki, J.N., Tekeste, M.Z., Ebrahimi, E., Cambardella, C.A., Kovar, J.L., Birrell, S.J. 2022. Thirteen-year stover harvest and tillage effects on corn agroecosystem sustainability in Iowa. Ag Data Commons. https://doi.org/10.15482/USDA.ADC/1528303.
Dataset: Turfgrass soil carbon changes through time: Raw data and code Reprint Icon - (Database / Dataset)
Phillips, C.L., Wang, R., Trammell, T.L., Young, J., Kowalewski, A.R. 2022. Dataset: Turfgrass soil carbon changes through time: Raw data and code. Ag Data Commons. https://doi.org/10.15482/USDA.ADC/1528200.
High soil carbon sequestration rates persist several decades in turfgrass systems: A meta-analysis Reprint Icon - (Peer Reviewed Journal)
Phillips, C.L., Wang, R., Mattox, C., Trammell, T.L., Young, J., Kowalewski, A.R. 2022. High soil carbon sequestration rates persist several decades in turfgrass systems: A meta-analysis. Science of the Total Environment. 858(3). Article 159974. https://doi.org/10.1016/j.scitotenv.2022.159974.
Carbon sequestration in turfgrass-soil systems Reprint Icon - (Peer Reviewed Journal)
Wang, R., Mattox, C.M., Phillips, C.L., Kowalewski, A.R. 2022. Carbon sequestration in turfgrass-soil systems. Plants. 11(19). Article 2478. https://doi.org/10.3390/plants11192478.
Towards predicting biochar impacts on plant-available soil nitrogen content Reprint Icon - (Peer Reviewed Journal)
Phillips, C.L., Meyer, K.M., Garcia-Jaramillo, M., Weidman, C., Stewart, C.E., Wanzek, T.A., Grusak, M.A., Watts, D.W., Novak, J.M., Trippe, K.M. 2022. Towards predicting biochar impacts on plant-available soil nitrogen content. Biochar. 4. Article 9. https://doi.org/10.1007/s42773-022-00137-2.
Towards predicting biochar impacts on plant-available soil nitrogen content Reprint Icon - (Database / Dataset)
Phillips, C.L., Meyer, K.M., Garcia-Jaramillo, M., Weidman, C., Stewart, C.E., Wanzek, T.A., Grusak, M.A., Watts, D.W., Novak, J.M., Trippe, K.M. 2022. Towards predicting biochar impacts on plant-available soil nitrogen content. Ag Data Commons. https://doi.org/10.1007/s42773-022-00137-2.
Biochar addition to vineyard soils: Effects on soil functions, grape yield and wine quality Reprint Icon - (Peer Reviewed Journal)
Garcia-Jaramillo, M.N., Meyer, K.M., Phillips, C.L., Acosta Martinez, V., Osborne, J., Levin, A.D., Trippe, K.M. 2021. Biochar addition to vineyard soils: Effects on soil functions, grape yield and wine quality. Biochar. 3:565-577. https://doi.org/10.1007/s42773-021-00118-x.
Nitrogen fertility practices in the field influence the accumulation of nitrate during the production of hop-forward beer Reprint Icon - (Peer Reviewed Journal)
Shellhammer, T.H., Lafontaine, S.R., Iskra, A.E., Clawson, J., Trippe, K.M., Phillips, C.L., Gent, D.H. 2021. Nitrogen fertility practices in the field influence the accumulation of nitrate during the production of hop-forward beer. BrewingScience. 74:88-91. https://doi.org/10.23763/BrSc21-08shellhammer.
Delayed early season irrigation: impacts on hop yield and quality Reprint Icon - (Peer Reviewed Journal)
Gent, D.H., Claassen, B.J., Massie, S.T., Phillips, C.L., Shellhammer, T.H., Trippe, K.M., Twomey, M.C. 2021. Delayed early season irrigation: impacts on hop yield and quality. Journal of the American Society of Brewing Chemists. 80:62-65. https://doi.org/10.1080/03610470.2021.1915053.
Manipulating rangeland soil microclimate with juniper biochar for improved native seedling establishment Reprint Icon - (Peer Reviewed Journal)
Phillips, C.L., Meyer, K.M., Hanson, C.V., Biraud, S., Trippe, K.M. 2020. Manipulating rangeland soil microclimate with juniper biochar for improved native seedling establishment. Soil Science Society of America Journal. 85(3):847-861. https://doi.org/10.1002/saj2.20207.
COSORE: A community database for continuous soil respiration and other soil-atmosphere greenhouse gas flux data - (Peer Reviewed Journal)
COSORE: A community database for continuous soil respiration and other soil-atmosphere greenhouse gas flux data Reprint Icon - (Peer Reviewed Journal)
Bond-Lamberty, B., Christianson, D., Malhotra, A., Pennington, S., Sihi, D., Aghakouchak, A., Anjileli, H., Arain, M., Armesto, J., Ashraf, S., Ataka, M., Baldocchi, D., Black, T., Buchmann, Carbone, M., Chang, S., Crill, P., Curtis, P., Davidson, E., Desai, A., Drake, J., El-Madany, T., Gavazzi, M., Görres, C., Gough, C., Goulden, M., Gregg, J., Gutiérrez Del Arroyo, O., He, J., Hirano, T., Hopple, A., Hughes, H., Järveoja, J., Jassal, R., Jian, J., Kan, H., Kaye, J., Kominami, Y., Liang, N., Lipson, D., Macdonald, C., Maseyk, K., Mathes, K., Mauritz, M., Mauritz, M., Mcnulty, S., Miao, G., Migliavacca, M., Miller, S., Nietz, J., Nilsson, M., Noormets, A., Norouz, H., O’Connell, C., Osborne, B., Oyonarte, C., Pang, Z., Peich, M., Pendall, E., Perez-Quezada, J., Phillips, C.L., Phillips, R., Raich, J., Renchon, A., Ruehr, N., Sanchez-Canete, E., Saunders, M., Savage, K., Schrumpf, M., Scott, R.L., Seibt, U., Silver, W., Sun, T., Sun, W., Szutu, D., Takagi, K., Takagi, M., Teramoto, M., Tjoelker, M., Trumbore, S., Ueyama, M., Ueyama, R., Varner, R., Verfaillie, J., Vogel, C., Wang, J., Winston, G., Wood, T., Wu, J., Wutzler, T., Zeng, J., Zha, T., Zhang, Q., Zou, J. 2020. COSORE: A community database for continuous soil respiration and other soil-atmosphere greenhouse gas flux data. Global Change Biology. 26:7268-7283. https://doi.org/10.1111/gcb.15353.
Biochar application method affects soil moisture and seedling establishment Reprint Icon - (Peer Reviewed Journal)
Phillips, C.L., Meyer, K.M., Trippe, K.M. 2020. Biochar application method affects soil moisture and seedling establishment. Geoderma. 375. https://doi.org/10.1016/j.geoderma.2020.114457.
How much will soils warm? Reprint Icon - (Peer Reviewed Journal)
Phillips, C.L. 2020. How much will soils warm? Journal of Geophysical Research-Biogeosciences. 125(7). https://doi.org/10.1029/2020JG005668.
Preliminary evaluation of a decision support tool for biochar amendment Reprint Icon - (Peer Reviewed Journal)
Phillips, C.L., Light, S.E., Lindsley, A., Wanzek, T.A., Meyer, K.M., Trippe, K.M. 2020. Preliminary evaluation of a decision support tool for biochar amendment. Biochar. 2:93-105. https://doi.org/10.1007/s42773-020-00037-3.
CMIP5 models predict rapid and deep soil warming over the 21st century Reprint Icon - (Peer Reviewed Journal)
Soong, J., Phillips, C.L., Ledna, C., Koven, C.D., Tom, M. 2020. CMIP5 models predict rapid and deep soil warming over the 21st century. Journal of Geophysical Research-Biogeosciences. 125(2). https://doi.org/10.1029/2019JG005266.
Can biochar conserve water in Oregon agricultural soils? Reprint Icon - (Peer Reviewed Journal)
Phillips, C.L., Light, S.E., Gollany, H.T., Chiu, S., Wanzek, T.A., Meyer, K.M., Trippe, K.M. 2020. Can biochar conserve water in Oregon agricultural soils? Soil and Tillage Research. 198. https://doi.org/10.1016/j.still.2019.104525.
Biochar surface oxygenation by ozonization for super high cation exchange capacity Reprint Icon - (Peer Reviewed Journal)
Kharel, G., Sacko, O., Feng, X., Morris, J., Phillips, C.L., Trippe, K.M., Kumar, S., Lee, J. 2019. Biochar surface oxygenation by ozonization for super high cation exchange capacity. ACS Sustainable Chemistry & Engineering. 7(19):16410-16418. https://doi.org/10.1021/acssuschemeng.9b03536.
Influence of nitrogen fertility practices on hop cone quality Reprint Icon - (Peer Reviewed Journal)
Iskra, A., Lafontaine, S., Trippe, K.M., Massie, S., Phillips, C.L., Towney, M., Shellhammer, T., Gent, D.H. 2019. Influence of nitrogen fertility practices on hop cone quality. Journal of American Society of Brewing Chemists. 73(3):199-209. https://doi.org/10.1080/03610470.2019.1616276.
Use of SWAT to model impact of climate change on sediment yield and agricultural productivity in Western Oregon, USA Reprint Icon - (Peer Reviewed Journal)
Mueller Warrant, G.W., Phillips, C.L., Trippe, K.M. 2019. Use of SWAT to model impact of climate change on sediment yield and agricultural productivity in Western Oregon, USA. Open Journal of Modern Hydrology. 9:54-88. https://doi.org/10.4236/ojmh.2019.92004.
Can biochar link forest restoration with commercial agriculture? Reprint Icon - (Peer Reviewed Journal)
Sessions, J., Smith, D., Trippe, K.M., Campbell, J., Bailey, J., Fried, J., Hollamon, W., Petitmermet, J., Phillips, C.L. 2019. Can biochar link forest restoration with commercial agriculture? Biomass and Bioenergy. 123:175-185. https://doi.org/10.1016/j.biombioe.2019.02.015.
Creating a biochar roadmap: The future of biochar research at the USDA Agricultural Research Service Reprint Icon - (Other)
Trippe, K.M., Phillips, C.L., Spokas, K.A., Miles, T. 2018. Creating a biochar roadmap: The future of biochar research at the USDA Agricultural Research Service. CSA News. 63:24-25. https://doi.org/10.2134/csa2018.63.1021.
Development of a Pacific Northwest Biochar Atlas: Translating biochar study results into usable grower information - (Popular Publication)
Trippe, K.M., Phillips, C.L. 2018. Development of a Pacific Northwest Biochar Atlas: Translating biochar study results into usable grower information. Crops and Soils. 51(4):24-27.
Physical feasibility of biochar production and utilization at a farm-scale: a case-study in non-irrigated seed production - (Peer Reviewed Journal)
Phillips, C.L., Trippe, K.M., Reardon, C.L., Mellbye, B., Griffith, S.M., Banowetz, G.M. 2018. Physical feasibility of biochar production and utilization at a farm-scale: a case-study in non-irrigated seed production. Biomass and Bioenergy. 108:244-251.
Networking our science to characterize the state, vulnerabilities, and management opportunities of soil organic matter Reprint Icon - (Review Article)
Harden, J., Hugelius, G., Ahlstrom, A., Blankinship, J., Bond-Lamberty, B., Lawrence, C., Loisel, J., Malhotra, A., Jackson, R., Ogle, S., Phillips, C.L. 2017. Networking our science to characterize the state, vulnerabilities, and management opportunities of soil organic matter. Global Change Biology. 24(2):e705-e718. https://doi.org/10.1111/gcb.13896.
A new platform for managing soil carbon and soil health Reprint Icon - (Popular Publication)
Loisel, J., Malhotra, A., Phillips, C.L. 2017. A new platform for managing soil carbon and soil health. Earth and Space Science. 98. https://doi.org/10.1029/2017EO080753.
Soil health, crop productivity, microbial transport, and mine spoil response to biochars - (Peer Reviewed Journal)
Novak, J.M., Ippolito, J.A., Lentz, R.D., Spokas, K.A., Bolster, C.H., Sistani, K.R., Trippe, K.M., Phillips, C.L., Johnson, M.G. 2016. Soil health, crop productivity, microbial transport, and mine spoil response to biochars. BioEnergy Research. 9(2):454-464.
Gasified grass and wood biochars facilitate plant establishment in acid mine soils - (Peer Reviewed Journal)
Phillips, C.L., Trippe, K.M., Whittaker, G.W., Griffith, S.M., Johnson, M.G., Banowetz, G.M. 2016. Gasified grass and wood biochars facilitate plant establishment in acid mine soils. Journal of Environmental Quality. 45:1013-1020. doi: 10.2134/jeq2015.09.0470.