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United States Department of Agriculture

Agricultural Research Service

Related Topics

Harold Collins (Hal)
Grassland, Soil and Water Research Laboratory
Soil Science

Phone: (254) 770-6566
Fax: (254) 770-6561

808 E BLACKLAND RD
TEMPLE , TX 76502
Projects
Laboratory Support for Air, Soil, and Water Quality Nexus Research
Cooperative Agreement (A)
  Accession Number: 428986
Development and Evaluation of Sustainable Crop and Grassland Production Systems
In-House Appropriated (D)
  Accession Number: 429095
Resilient Management Systems and Decision Support Tools to Optimize Agricultural Production and Watershed Responses from Field to National Scale
In-House Appropriated (D)
  Accession Number: 432310

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Impact of climate change adaptation strategies on winter wheat and cropping system performance across precipitation gradients in the inland Pacific Northwest, USA Reprint Icon -
Maaz, T., Schillinger, W., Machado, S., Brooks, E., Port, L., Young, F.L., Leslie, I., Glover, A., Madsen, I., Maynard-Johnson, J., Collins, H.P., Pan, W. 2017. Impact of climate change adaptation strategies on winter wheat and cropping system performance across precipitation gradients in the inland Pacific Northwest, USA. FRONTIERS IN ENVIRONMENTAL SCIENCE. 5(23):1-19. doi:10.3389/fenvs.2017.00023.
Greenhouse gas emissions from intercropping switchgrass and hybrid poplar -
The Effect of Nitrogen Rate on Vine Kill, Tuber Skinning Injury, Tuber Yield and Size Distribution, and Tuber Nutrients and Phytonutrients in two Potato Cultivars grown for Early Potato Production -
Boydston, R.A., Navarre, D.A., Collins, H.P., Chaves-Cordoba, B. 2017. The effect of nitrogen rate on vine kill, tuber skinning injury, tuber yield and dize fistribution, and yuber nutrients and phytonutrients in two potato cultivars grown for early potato production. American Journal of Potato Research. doi: 10.1007/s12230-017-9579-z.
Multi-year and multi-location soil quality and crop biomass yield responses to hardwood fast pyrolysis biochar -
Laird, D.A., Novak, J.M., Collins, H.P., Ippolito, J.A., Karlen, D.L., Lentz, R.D., Sistani, K.R., Spokas, K.A., Van Pelt, R.S. 2016. Multi-year and multi-location soil quality and crop biomass yield responses to hardwood fast pyrolysis biochar. Geoderma. 289:46-53.
Biochar and manure effects on soil biochemical properties under corn production Reprint Icon -
Bera, T., Collins, H.P., Alva, A.K., Purakayastha, T.J., Patra, A.K. 2016. Biochar and manure effects on soil biochemical properties under corn production. Applied Soil Ecology. 107:360-367.
CO2 and soil water potential as regulators of the growth and N fraction derived from fixation of a legume in tallgrass prairie communities Reprint Icon -
Polley, H.W., Collins, H.P., Reichmann, L.G., Fay, P.A. 2016. CO2 and soil water potential as regulators of the growth and N fraction derived from fixation of a legume in tallgrass prairie communities. Plant and Soil. 409:361-370.
Phosphorus uptake by potato from fertilizers recovered from anaerobic digestion Reprint Icon -
Collins, H.P., Kimura, E., Frear, C.S., Kruger, C.E. 2016. Phosphorus uptake by potato from fertilizers recovered from anaerobic digestion. Agronomy Journal. 108(5):2036-2049.
Petiole, N, P, K concentrations and yield of the potato cultivar Molli from certified organic amendments and fertilizer formulations Reprint Icon -
Collins, H.P., Porter, L., Boydston, R.A., Alva, A.K., Chavez, B. 2016. Petiole, N, P, K concentrations and yield of the potato cultivar Molli from certified organic amendments and fertilizer formulations. Communications in Soil Science and Plant Analysis. 47(10):1227-1238.
Breaking seed dormancy of switchgrass (Panicum virgatum L.): A review -
Kimura, E., Fransen, S.C., Collins, H.P., Guy, S.O., Johnson, W.J. 2015. Breaking seed dormancy of switchgrass (Panicum virgatum L.): A review. Biomass and Bioenergy. 80:94-101.
Understanding and enhancing soil health: the solution for reversing soil degradation -
Lehman, R.M., Cambardella, C.A., Stott, D.E., Acosta Martinez, V., Manter, D.K., Buyer, J.S., Maul, J.E., Smith, J.L., Collins, H.P., Halvorson, J.J., Kremer, R.E., Lundgren, J.G., Ducey, T.F., Jin, V.L., Karlen, D.L. 2015. Understanding and enhancing soil health: the solution for reversing soil degradation. Sustainability. 7(1):988-1027.
Soil biology for resilient healthy soil -
Lehman, R.M., Acosta Martinez, V., Buyer, J.S., Cambardella, C.A., Collins, H.P., Ducey, T.F., Halvorson, J.J., Jin, V.L., Johnson, J.M., Kremer, R.E., Lundgren, J.G., Manter, D.K., Maul, J.E., Smith, J.L., Stott, D.E. 2015. Soil biology for resilient, healthy soil. Journal of Soil and Water Conservation. 70(1):12A-18A; doi:10.2489/jswc.70.1.12A.
Management of soil biota and their properties -
Smith, J.L., Collins, H.P., Crump, A.R., Bailey, V.L. 2014. Management of soil biota and their properties. Soil Microbiology, Ecology, and Biochemistry. 539-565.
Crop yield responses to a hardwood biochar across varied soils and climate conditions -
Biomass production and nutrient removal by switchgrass under irrigation Reprint Icon -
Kimura, E., Collins, H.P., Fransen, S. 2015. Biomass production and nutrient removal by switchgrass under irrigation. Agronomy Journal. 107(1):204-210.
Biochar aging reduces earthworm avoidance -
Weyers, S.L., Spokas, K.A., Gaskin, J., Collins, H.P., Cantrell, K.B. 2014. Biochar aging reduces earthworm avoidance [abstract]. The 10th International Symposium on Earthworm Ecology. p. 120.
Soil carbon dynamics of transition to Pacific Northwest cellulosic ethanol feedstock production Reprint Icon -
Kendall, J., Long, D.S., Collins, H.P., Pierce, F.J., Chatterjee, A., Smith, J.L., Young, S.L. 2015. Soil carbon dynamics of transition to Pacific Northwest cellulosic ethanol feedstock production. Soil Science Society of America Journal. 79:272-281.
Respiratory activity of ‘Chelan’, ‘Bing’ and ‘Selah’ sweet cherries in relation to fruit traits at green, white-pink, red and mahogany ripening stages -
Phosphorous uptake by potato (Solanum tuberosum L.) from biochar amended with anaerobic digested dairy manure effluent -
Collins, H.P., Porter, L., Streubel, J., Chaves-Cordoba, B. 2013. Phosphorous uptake by potato (Solanum tuberosum L.) from biochar amended with anaerobic digested dairy manure effluent. Agronomy Journal. 105:989-998.
Chemistry and microbial functional diversity differences in biofuel crop and grassland soils in multiple geographies Reprint Icon -
Watrud, L., Reichman, J., Bollman, M., Smith, B., Lee, E., Jastrow, J., Casler, M.D., Collins, H.P., Fransen, S., Mitchell, R., Owens, V.N., Bean, B., Rooney, W.L., Tyler, D.D., King, G.A. 2012. Chemistry and microbial functional diversity differences in biofuel crop and grassland soils in multiple geographies. BioEnergy Research. 6(2):601-619.
Challenges and opportunities for mitigating nitrous oxide emissions from fertilized cropping systems Reprint Icon -
Venterea, R.T., Halvorson, A.D., Kitchen, N.R., Liebig, M.A., Cavigelli, M.A., Del Grosso, S.J., Motavalli, P.P., Nelson, K.A., Spokas, K.A., Singh, B.P., Stewart, C.E., Ranaivoson, A., Strock, J., Collins, H.P. 2012. Challenges and opportunities for mitigating nitrous oxide emissions from fertilized cropping systems. Frontiers in Ecology and the Environment. 10(10)562-570.
Carbon storage and nitrous oxide emissions of cropping systems in eastern Washington: A simulation study -
Stöckle, C., Higgins, S., Kamanian, A., Nelson, R., Huggins, D.R., Marcos, J., Collins, H.P. 2012. Carbon storage and nitrous oxide emissions of cropping systems in eastern Washington: A simulation study. Journal of Soil and Water Conservation. 67(5):365-377.
Response of selected soil microbial populations and activities to land conversion -
Cochran, R.L., Collins, H.P., Alva, A.K. 2013. Response of selected soil microbial populations and activities to land conversion. Communications in Soil Science and Plant Analysis. 44:1976-1991.
Chapter 10 – Management to Reduce Greenhouse Gas Emissions in Western U.S. Croplands Reprint Icon -
Halvorson, A.D., Steenwerth, K.L., Suddick, E.C., Liebig, M.A., Bronson, K.F., Collins, H.P. 2012. Chapter 10 – Management to Reduce Greenhouse Gas Emissions in Western U.S. Croplands. Elsevier. 167-182.
Chapter 10 - Management to Reduce Greenhouse Gas Emissions in Western U.S. Croplands Reprint Icon -
Halvorson, A.D., Steenwerth, K.L., Suddick, E.C., Liebig, M.A., Bronson, K.F., Collins, H.P. 2012. Chapter 10 - Management to Reduce Greenhouse Gas Emissions in Western U.S. Croplands. Elsevier. 167-182.
Greenhouse gas emissions from an irrigated silt loam soil amended with anaerobic digested dairy manure -
Collins, H.P., Streubel, J., Alva, A.K., Frear, C., Chen, S., Fransen, S.F., Kruger, C., Granatstein, D. 2011. Greenhouse gas emissions from an irrigated silt loam soil amended with anaerobic digested dairy manure. Soil Science Society of America Journal. 75:2206-2216.
Impact of deficit irrigation on tuber yield and quality of potato cultivars -
Alva, A.K., Moore, A.D., Collins, H.P. 2012. Impact of deficit irrigation on tuber yield and quality of potato cultivars. Journal of Crop Improvement. 26:211-227.
Biochar: A synthesis of its agronomic impact beyond carbon sequestration Reprint Icon -
Spokas, K.A., Cantrell, K.B., Novak, J.M., Archer, D.W., Ippolito, J.A., Collins, H.P., Boateng, A.A., Lima, I.M., Lamb, M.C., Mcaloon, A.J., Lentz, R.D., Nichols, K.A. 2012. Biochar: A synthesis of its agronomic impact beyond carbon sequestration. Journal of Environmental Quality. 41(4):973-989.
Management to reduce greenhouse gas emissions in western U.S. croplands -
Halvorson, A.D., Steenwerth, K.L., Suddick, E.C., Liebig, M.A., Smith, J.L., Bronson, K.F., Collins, H.P. 2012. Management to reduce greenhouse gas emissions in western U.S. croplands. Elsevier. New York, NY: Elsevier Inc. p. 167-182.
Influence of Biochar on Soil pH, Water Holding Capacity, Nitrogen and Carbon Dynamics -
Streubel, J.D., Collins, H.P., Garcia-Perez, M., Tarara, J.M., Granatstein, D., Kruger, C.E. 2011. Influence of Biochar on Soil pH, Water Holding Capacity, Nitrogen and Carbon Dynamics. Soil Science Society of America Journal. 75: 1402-1413.
Biochar produced from anaerobically-digested fiber reduces phosphorus in dairy lagoons -
Streubel, J.D., Collins, H.P., Tarara, J.M., Cochran, R.L. 2012. Biochar produced from anaerobically-digested fiber reduces phosphorus in dairy lagoons. Journal of Environmental Quality. 41:1166-1174.
Biochar Usage: Pros and Cons -
Ippolito, J.A., Lentz, R.D., Novak, J.M., Spokas, K.A., Collins, H.P., Streubel, J. 2011. Biochar Usage: Pros and Cons. Western Nutrient Management Conference Proceedings. 9:93-98.
Increasing the sink: agricultural management and soil carbon dynamics: western U.S. croplands. In: Liebig, M., Franzluebbers, A., and Follet, R., editors. Managing agricultural greenhouse gasses. 1st edition. Waltham, MA -
Collins, H.P., Mikha, M.M., Brown, T.T., Smith, J.L., Huggins, D.R., Sainju, U.M. 2012. Increasing the sink: agricultural management and soil carbon dynamics: western U.S. croplands. In: Liebig, M., Franzluebbers, A., and Follet, R., editors. Managing agricultural greenhouse gasses. 1st edition. Waltham, MA. Elsevier. p. 59-78.
Effect of Biochar on Bioavailability of Atrazine and Metribuzin in Two Soils -
Shaner, D.L., Boydston, R.A., Krutz, L.J., Collins, H.P. 2011. Effect of Biochar on Bioavailability of Atrazine and Metribuzin in Two Soils. Weed Science Society of America Meeting Abstracts. Feb 7, 2011 Portland Oregon.
Chemical differences in soil organic matter fractions determined by diffuse-reflectance mid-infrared spectroscopy -
Calderon, F.J., Reeves III, J.B., Collins, H.P., Eldor, P.A. 2011. Chemical differences in soil organic matter fractions determined by diffuse-reflectance mid-infrared spectroscopy. Soil Science Society of America Journal. 75(2)568-579.
Farm-scale variation of soil quality indices and association with edaphic properties Reprint Icon -
Collins, D.P., Cogger, C.G., Kennedy, A.C., Forge, T., Collins, H.P., Bary, A.I., Rossi, R. 2011. Farm-scale variation of soil quality indices and association with edaphic properties. Soil Science Society of America Journal. 75:580–590. doi:10.2136/sssaj2010.0029.
Introduction: Evaluating long-term impacts of harvesting crop residues on soil quality -
Huggins, D.R., Karow, R.S., Collins, H.P., Ransom, J.K. 2010. Introduction: Evaluating long-term impacts of harvesting crop residues on soil quality. Agronomy Journal. 103:230–233. doi:10.2134/agronj2010.0382s.
The effect of young biochar on soil respiration Reprint Icon -
Smith, J.L., Collins, H.P., Bailey, V.L. 2010. The effect of young biochar on soil respiration. Soil Biology and Biochemistry. 42(12):2345-2347. doi:10.1016/j.soilbio.2010.09.013.
Carbon sequestration under irrigated switchgrass (Panicum Virgatum) production -
Collins, H.P., Fransen, S., Smith, J.L. 2010. Carbon sequestration under irrigated switchgrass (panicum virgatum) production. Soil Science Society of America Journal. 74:2049-2058.
The Influence of Biochar on Soil Processes -
Response of three switchgrass (Panicum Virgatum) cultivars to mesotrione, quinclorac, and pendimethalin -
Boydston, R.A., Collins, H.P., Fransen, S. 2010. Response of Three Switchgrass (Panicum virgatum) Cultivars to Mesotrione, Quinclorac, and Pendimethalin. Weed Technology. 24:336-341.
Use of Biochar to sequester nutrients from dairy manure lagoons -
Potato Response to Tillage and Nitrogen Management -
Alva, A.K., Collins, H.P., Boydston, R.A. 2010. Potato Response to Tillage and Nitrogen Management. International Soil Science Congress Proceedings.
Use of Biochar from the Pyrolysis of Waste Organic Material as a Soil Amendment -
Performance of solid-state sensors for continuous, real-time measurement of soil CO2 concentrations -
Young, S.L., Pierce, F.J., Streubel, J.D., Collins, H.P. 2009. Performance of solid-state sensors for continuous, real-time measurement of soil CO2 concentrations. Agronomy Journal. 101:1417-1420.
Use of Biochar from the Pyrolysis of Waste Organic Material as a Soil Amendment -
Biomass Accumulation and Partitioning in Two Potato Cultivars as Influenced by Irrigation and Nitrogen Management -
Alva, A.K., Ren, H., Boge, W.L., Collins, H.P., Boydston, R.A. 2009. Biomass Accumulation and Partitioning in Two Potato Cultivars as Influenced by Irrigation and Nitrogen Management. American Society of Agronomy, Soil Science Society of America, Crop Science Society of America - Annual Meetings, Pittsburgh, PA. Nov. 1-5, 2009. Program Abstract.
Use of Biochar from the Pyrolysis of Woody and Herbaceous Organic Matter as Soil Amendments -
Utilization of Re-processed Anaerobically Digested Fiber from Dairy Manure as a Container Media Substrate -
Macconnell, C.B., Collins, H.P. 2009. Utilization of Re-processed Anaerobically Digested Fiber from Dairy Manure as a Container Media Substrate. Acta Horticulturae. 819: 279-286.
Mineralization of nitrogen from biofuel byproducts and animal manures amended to a sandy soil -
Moore, A.D., Alva, A.K., Collins, H.P., Boydston, R.A. 2010. Mineralization of nitrogen from biofuel byproducts and animal manures amended to a sandy soil. Communications in Soil Science and Plant Analysis. 41:1315-1326.
Nitrogen Management for Irrigated Potato Production under Different Tillage -
Alva, A.K., Collins, H.P., Boydston, R.A. 2009. Nitrogen Management for Irrigated Potato Production under Different Tillage. Soil Science Society of America Journal. 73:1-8.
Potato Nitrogen and Water Management -
Alva, A.K., Collins, H.P., Boydston, R.A. 2008. Potato Nitrogen and Water Management. International Symposium on Plant Nutrient Management Under Stress Conditions. Nov. 24-27, 2008. Cairo, Egypt. Pp. 329-333.
Reduced Tillage in an Irrigated Potato Rotation -
Control of Volunteer Potato (Solanum tuberosum) in Sweet Corn with Mesotrione Unaffected by Atrazine or Tillage -
Boydston, R.A., Collins, H.P., Alva, A.K. 2008. Control of Volunteer Potato (Solanum tuberosum) in Sweet Corn with Mesotrione Unaffected by Atrazine or Tillage. Weed Technology. 22:654-659.
Establishing Switchgrass for Biofuel and Forage During Seeding and Early Seedling Growth Stages -
Late Seedling Development and Winter Dormancy Management of Irrigated Switchgrass for Biofuel in the PNW -
Biomass Production and Nutrient Removal by Switchgrass (Panicum virgatum) under Irrigation -
Collins, H.P., Fransen, S., Hang, A., Boydston, R.A., Kruger, C. 2008. Biomass Production and Nutrient Removal by Switchgrass (Panicum virgatum) under Irrigation. 2008 International Meetings, Houston, TX Oct 4-9, 2008, on CD.
Performance of Continuous CO2 Measurements in Soils: A Preliminary Assessment -
Stuebel, J., Collins, H.P., Perry, E.M., Elliott, T.V., Young, S.L., Pierce, F.J. 2008. Performance of Continuous CO2 Measurements in Soils: A Preliminary Assessment. American Society of Agronomy Abstracts. Houston, TX Oct 4-9, 2008, on CD.
Cover Crop, Amendment, and Tillage Effects on Decomposers, Nematodes, and Collembolans in An Organic Vegetable System -
Collins, D., Cogger, C., Kennedy, A., Forge, T., Collins, H.P., Bary, A., Maki, E. 2008. Cover Crop, Amendment, and Tillage Effects on Decomposers, Nematodes, and Collembolans in An Organic Vegetable System. American Society of Agronomy Abstracts. 2008 International Meetings, Houston, TX Oct 4-9, 2008, on CD.
GRACEnet: Trace Gas Fluxes from Irrigated Soils Amended with Anaerobic Digested Dairy Manure -
Collins, H.P., Struebel, J., Fransen, S., Kruger, C., Chen, S. 2008. Gracenet: trace gas fluxes from irrigated soils amended with anaerobic digested dairy manure.. American Society of Agronomy Abstracts, 2008 International Meetings, Houston, TX. Oct 4-9, 2008. On CD.
Managing deficit irrigation for potatoes -
Alva, A.K., Collins, H.P., Boydston, R.A., Moore, A.D. 2008. Managing deficit irrigation for potatoes. International Crop Science Congress Proceedings. (On CD).
Greenhouse Trace Gas Fluxes from an Irrigated Sweet Corn (Zea mays L.) - Potato (Solanum tuberosum L.) Rotation -
Haile-Mariam S., H.P. Collins, and S.S. Higgins. 2008. Greenhouse Gas Fluxes from an Irrigated Sweet Corn (Zea mays L.) - Potato (Solanum tuberosum L.) Rotation. J. Environ. 37:759-771.
Transformations of Nitrogen from Biofuel Byproducts and Animal Manures Amended to a Sandy Soil -
Moore, A.D., Alva, A.K., Collins, H.P., Boydston, R.A. 2007. Transformations of Nitrogen from Biofuel Byproducts and Animal Manures Amended to a Sandy Soil. American Society of Agronomy Meetings 2007.
Response of weeds and ornamental plants to potting soil amended with dried distillers grains -
Boydston, R.A., Vaughn, S.F., Collins, H.P. 2008. Response of weeds and ornamental plants to potting soil amended with dried distillers grains. HortScience. 43:191-195.
Fractionation of soil organic matter following long-term laboratory incubation -
Haile-Mariam, S., H.P. Collins, S.E. Wright, and E.A. Paul. 2008. Fractionation of soil organic matter following long-term laboratory incubation. Soil. Sci. Soc. Am. J. 72:370-378.
Effect of mustard seed meal on early weed emergence in peppermint and potato -
Boydston, R., A. McGuire, S. Vaughn, and H. Collins. Effect of mustard seed meal on early weed emergence in peppermint and potato in Sustaining the Pacific Northwest - Food, Farm, & Natural Resource Systems, Newsletter, CSNAR, Washington State University Extension. 5(2):4-6. 2007.
Managing Cover Crops in Conservation Tillage Systems -
Balkcom, K.S., Schomberg, H.H., Reeves, D.W., Clark, A., Baumhardt, R.L., Collins, H.P., Delgado, J.A., Kaspar, T.C., Mitchell, J., Duiker, S. 2007. Managing Cover Crops in Conservation Tillage Systems. In: Clark, A. Managing Cover Crops Profitability. 3rd edition. Handbook Series Book 9. Sustainable Agriculture Network. p. 44-61.
Conversion of Semi-Arid Shrub-Steppe Lands to Irrigated Crop Production: Spatial Variability of Soil Properties. -
Collins, H.P., Pierce, F., Moore, A.D., Perry, E.M., Andrade-Sanchez, P., Alva, A.K. 2007. Conversion of Semi-Arid Shrub-Steppe Lands to Irrigated Crop Production: Spatial Variability of Soil Properties. American Society Agronomy Abstracts, 2007 International Meetings, New Orleans, LA, Nov 4-8, 2007, on CD, © Copyright 2007, ASA-CSSA-SSSA.I
Carbon Sequestration under Irrigated Switchgrass Production -
Collins, H.P., Fransen, S., Smith, J.L. 2007. Carbon Sequestration under Irrigated Switchgrass Production. American Society Agronomy Abstracts, 2007 International Meetings, New Orleans, LA, Nov 4-8, 2007, on CD, © Copyright 2007, ASA-CSSA-SSSA.I
Switchgrass Production in Washington – Part II of Biofuel Feedstocks in Washington -
Collins H.P., Boydston,R.A., Fransen S., Hang A.N. 2007. Switchgrass Production in Washington – Part II of Biofuel Feedstocks in Washington. Pacific Northwest Sustainable Agriculture Newsletter. ARIS 213741
Perennial Warm-Season Grasses for Biofuels -
Fransen, S., Collins, H.P., Boydston, R.A. 2006. Perennial Warm-Season Grasses for Biofuels. Proceedings of Forage and Grassland Conference. Reno, NV. PP 147-153.
GREENHOUSE GAS REDUCTION THROUGH AGRICULTURAL CARBON ENHANCEMENT NETWORK (GRACENET)-PROGRESS REPORT -
Follett, R.F., Johnson, J.M., Parkin, T.B., Smith, J.L., Franzluebbers, A.J., Sainju, U.M., Zobeck, T.M., Collins, H.P., Mikha, M.M. 2006. Greenhouse gas reduction through agricultural carbon enhancement network (gracenet)-progress report. Agricultural Research Service Publication.
Biofuel Feedstocks in Washington -
Collins H.P., Boydston, R.A., Fransen, S., Hang A.N. 2006. Biofuel Feedstocks in Washington. In Sustaining the Pacific Northwest - Food, Farm, & Natural Resource Systems, Newsletter, CSNAR, Washington State University Extension. Vol 4,3:1-4.
Growth of switchgrass as biofuel in the Pacific Northwest -
Steve Fransen, Harold P. Collins and Rick A. Boydston. 2006. Growth of switchgrass as biofuel in the Pacific Northwest. Pp 2-3. Proceedings of the 5th Eastern Native Grass Symposium, Harrisburg, PA October 10-13, 2006.
Water Use Efficiency and Nutrition Management of Winter Canola -
American Society of Agronomy Abstracts, 2006 International Meetings, Indianapolis, IN Nov 12-16, 2006, on CD, © Copyright 2006, ASA-CSSA-SSSA.
Trace Gas Fluxes from an Irrigated Sandy Soil under Vegetable Cropping Systems in Eastern Washington -
American Society Agronomy Abstracts, 2006 International Meetings, Indianapolis, IN Nov 12-16, 2006, on CD, © Copyright 2006, ASA-CSSA-SSSA
Reduced Tillage in a Three Year Potato Rotation -
American Society Agronomy Abstracts, 2006 International Meetings, Indianapolis, IN Nov 12-16, 2006, on CD, © Copyright 2006, ASA-CSSA-SSSA
USE OF 15N ISOTOPIC TECHNIQUES TO ASSESS THE POTENTIAL OF A MUSTARD COVER CROP TO CYCLE N TO POTATOES -
Collins, H.P., Delgado, J.A., Alva, A.K., Follett, R.F. 2007. Use of 15n isotopic techniques to estimate nitrogen cycling from a mustard cover crop to potatoes. Agronomy Journal. 99: 27-35, 2007.
SOIL CARBON POOLS AND FLUXES FOLLOWING LAND CONVERSION IN A SEMI-ARID SHRUB-STEPPE ECOSYSTEM -
Cochran, R.L., Collins, H.P., Kennedy, A.C., Bezdicek, D.F. 2006. Soil carbon pools and fluxes following land conversion in a semi-arid shrub-steppe ecosystem. Biology and Fertility of Soils. 43:479-489.
Performance of arugula (Eruca sativa) as a green manure and trap crop for fungal pathogens and parasitic nematode suppression in potato -
Riga, E., Pierce, F., Collins, H.P. 2006. Performance of arugula (Eruca sativa) as a green manure and trap crop for fungal pathogens and parasitic nematode suppression in potato. American Phytopathological Society Abstracts. 96:S97.
MANAGING SOIL MICROORGANISMS AND THEIR PROCESSES -
Smith, J.L., Collins, H.P. Managing soil microorganisms and their processes. Book Chapter pp 471-502. 2007.
CONTROL OF FUSARIUM ROOT ROT WITH A MUSTARD GREEN MANURE, 2003 -
Grunwald, N.J., Collins, H.P., Mcguire, A. 2006. Control of fusarium root rot with a mustard green manure, 2003. Biol. Cult. Tests. 21: Vo 25
EFFECT OF FOLIAR APPLIED PLANT ELICITORS ON MICROBIAL AND NEMATODE POPULATIONS IN THE ROOT ZONE OF POTATO -
Collins, H.P., Navarre, D.A., Riga, E., Pierce, F.J. 2006. Effect of foliar applied plant elicitors on microbial and nematode populations in the root zone of potato. Communications in Soil Science and Plant Analysis. 37:1747-1759.
NITROGEN MINERALIZATION FROM DIFFERENT CROP RESIDUES IN THE PACIFIC NORTHWEST IRRIGATED POTATO CROPPING SYSTEMS -
Alva, A.K., Collins, H.P., Boge, W.L., Boydston, R.A. 2005. Nitrogen mineralization from different crop residues in the pacific northwest irrigated potato cropping systems. Journal of Vegetable Science. Vol 11: 47-59. 2005.
SOIL MICROBIAL, FUNGAL AND NEMATODE RESPONSES TO SOIL FUMIGATION AND COVER CROPS UNDER POTATO PRODUCTION -
Collins, H.P., Alva, A.K., Boydston, R.A., Cochran, R.L., Hamm, P., Riga, E. 2006. Soil microbial, fungal and nematode responses to soil fumigation and cover crops under potato production. Biology and Fertility of Soils. 42:247-257.
SPATIAL AND SEASONAL PATTERNS OF C AND N MINERALIZATION IN AN IRRIGATED POTATO ROTATION -
Collins, H.P., Riga, E., Pierce, F. 2005. Spatial and seasonal patterns of c and n mineralization in an irrigated potato rotation. Agronomy Abstracts. On CD.
REDUCED TILLAGE IN A THREE YEAR POTATO ROTATION -
Collins, H.P., Boydston, R.A., Alva, A.K., Pierce, F., Hamm, P. 2005. Reduced tillage in a three year potato rotation. Proceedings Washington State Potato Conference. Vol 44: 13-26, 2005.
THE EFFECT OF GREEN MANURES ON MELOIDOGYNE CHITWOODI AND PARATRICHODORUS ALLIUS, ECONOMICALLY IMPORTANT NEMATODES OF POTATOES IN THE PACIFIC NORTHWEST OF U.S.A. -
Riga, E., Collins, H.P. 2005. The effect of green manures on meloidogyne chitwoodi and paratrichodorus allius, economically important nematodes of potatoes in the pacific northwest of u.s.a.. Agroindustria Rivista Quadrimestrale. 3:321-322.
MUSTARD FOR PEST CONTROL, NOT FOR YOUR SANDWICH -
Boydston, R.A., Collins, H.P., Alva, A.K. 2004. Mustard for pest control, not for your sandwich. USDA Agricultural Research Service Publication. October:14-15.
MICROBIAL TRANSFORMATIONS AND RECOVERY OF COVER CROP N IN AN IRRIGATED POTATO CROPPING SYSTEM -
Collins, H.P., Delgado, J., Alva, A.K. 2004. Microbial transformations and recovery of cover crop n in an irrigated potato cropping system. ASA-CSSA-SSSA Annual Meeting, Seattle, WA., Oct. 31-Nov. 4, 2004 (On CD).
CHANGES IN SOIL MICROBIAL DIVERSITY DURING THE CONVERSION OF A NATIVE SHRUB-STEPPE TO AN IRRIGATED AGROECOSYSTEM II -
Cochran, R.L., Collins, H.P., Kennedy, A.C., Grunwald, N.J. 2004. Changes in soil microbial diversity during the conversion of a native shrub-steppe to an irrigated agroecosystem ii. American Society of Agronomy Abstracts.
FALL PLANTED COVER CROP TRIAL IN FOUR YEAR CROP ROTATION -
BOYDSTON, R.A., COLLINS, H.P., ALVA, A.K., HAMM, P., RIGA, E. FALL PLANTED COVER CROP TRIAL IN FOUR YEAR CROP ROTATION. ECOLOGICAL AND ORGANIC FARM MANAGEMENT WORKSHOP PROCEEDINGS, WILSONVILLE, OR. WASH. ST. UNIV. CENTER FOR SUSTAINING AGRIC. AND NAT. RESOURCES. FEB 2004. p. 19.
THE EFFECT OF MANAGEMENT ON THE DYNAMICS AND STORAGE CAPACITY OF SOIL ORGANIC MATTER IN THE CANADIAN PRAIRIES -
Paul, E.A., Collins, H.P., Paustian, K., Elliott, E.T., Frey, S., Cole, C.V., Juma, N., Janzen, H., Campbell, C.A. 2004. The effect of management on the dynamics and storage capacity of soil organic matter in the canadian prairies. Canadian Journal of Soil Science. 84:49-61.
WEED SUPPRESSION USING COVER CROPS AND SEED MEALS -
Boydston, R.A., Al-Khatib, K., Vaughn, S.F., Collins, H.P., Alva, A.K. 2004. Weed suppression using cover crops and seed meals. Abstracts of the First International Biofumigation Conference, Florence, Italy, March 2004.
MANAGEMENT STRATEGIES TO IMPROVE SUSTAINABILITY OF IRRIGATED POTATO ROTATION CROPPING SYSTEMS -
ALVA, A.K., COLLINS, H.P., BOYDSTON, R.A., MARCOS, J., REDDY, V. MANAGEMENT STRATEGIES TO IMPROVE SUSTAINABILITY OF IRRIGATED POTATO ROTATION CROPPING SYSTEMS. INTERNATIONAL SOIL AND WATER CONSERVATION CONFERENCE (In Press) 2004.
EVALUATION OF SIMPOTATO AND SUBSTOR FOR POTATO GROWTH AND DEVELOPMENT SIMULATION IN THE COLUMBIA BASIN -
Fraisse, C., Marcos, J., Alva, A.K., Collins, H.P. 2003. Evaluation of simpotato and substor for potato growth and development simulation in the Columbia Basin. ASAE Annual International Meeting. Transactions of the American Society of Agricultural Engineers. (On CD).
EFFECT OF PLANT ACTIVATORS ON SOIL-RHIZOSPHERE MICROBIAL COMMUNITIES -
COLLINS, H.P., GRUNWALD, N.J., NAVARRE, D.A., PIERCE, F.J. EFFECT OF PLANT ACTIVATORS ON SOIL-RHIZOSPHERE MICROBIAL COMMUNITIES. AMERICAN SOCIETY OF AGRONOMY ABSTRACTS - CD, SO3-Collins 760503. 2003.
SOIL MICROBIAL RESPONSES TO CONVERSION OF NATIVE SHRUB-STEPPE ECOSYSTEM TO IRRIGATED AGROECOSYSTEM -
COCHRAN, R.L., COLLINS, H.P., GRUNWALD, N.J., KENNEDY, A.C. SOIL MICROBIAL RESPONSES TO CONVERSION OF NATIVE SHRUB-STEPPE ECOSYSTEM TO IRRIGATED AGROECOSYSTEM. AMERICAN SOCIETY OF AGRONOMY ABSTRACTS - CD-SO3, Cochran 697377. 2003.
THE EFFECT OF COMBINING SYNTHETIC NEMATICIDES AND ORGANIC NEMATICIDES ON PLANT PARASITIC NEMATODES OF POTATOES -
RIGA, E.H., COLLINS, H.P. THE EFFECT OF COMBINING SYNTHETIC NEMATICIDES AND ORGANIC NEMATICIDES ON PLANT PARASITIC NEMATODES OF POTATOES. POTATO ASSOCIATION OF AMERICA PROCEEDINGS. 2003. G18, p.35.
EDAPHIC AND BIOLOGICAL FACTORS IMPACTING METHAM SODIUM EFFICACY TO CONTROL ROOT-KNOT NEMATODES IN THE PACIFIC NORTHWEST -
RIGA, E., MOJTAHEDI, H., COLLINS, H.P., WILSON, J. EDAPHIC AND BIOLOGICAL FACTORS IMPACTING METHAM SODIUM EFFICACY TO CONTROL ROOT-KNOT NEMATODES IN THE PACIFIC NORTHWEST. POTATO ASSOCIATION OF AMERICA PROCEEDINGS. 2003. G17, p. 35.
NITROGEN MINERALIZATION IN A POTATO CROPPING SYSTEM -
ALVA, A.K., COLLINS, H.P., BOYDSTON, R.A. NITROGEN MINERALIZATION IN A POTATO CROPPING SYSTEM. American Society of Agronomy, Crop Science Society of America, Soil Science Society of America Annual Meeting Abstracts(on CD) 2003.
ADOPTING CONSERVATION TILLAGE IN IRRIGATED CROPPING SYSTEMS -
COLLINS, H.P., PIERCE, F., BOYDSTON, R.A., GRUNWALD, N.J., MUNYANEZA, J.E. ADOPTING CONSERVATION TILLAGE IN IRRIGATED CROPPING SYSTEMS. 42ND ANNUAL WASHINGTON STATE POTATO CONFERENCE PROCEEDINGS, FEB. 2-6,2003, MOSES LAKE, WA, WASHINGTON STATE POTATO COMMISSION, P. 81-92. 2003.
SOIL MICROBIAL COMMUNITY CHARACTERISTICS ALONG AN ELEVATION GRADIENT IN THE LAGUNA MOUNTAINS OF SOUTHERN CALIFORNIA -
COLLINS, H.P., CAVIGELLI, M.A. SOIL MICROBIAL COMMUNITY CHARACTERISTICS ALONG AN ELEVATION GRADIENT IN THE LAGUNA MOUNTAINS OF SOUTHERN CALIFORNIA. SOIL BIOLOGY AND BIOCHEMISTRY. 2003. V. 35. P. 1027-1037.
POTATO DISEASE RESISTANCE -
Navarre, D.A., Mayo, D., Collins, H.P. 2002. Potato disease resistance. Potato Progress. Vol. 13:1-2.
PATTERN OF PLANT GROWTH, DRY MATTER AND NITROGEN DISTRIBUTION IN RUSSET BURBANK PLANTS -
ALVA, A.K., HODGES, T., BOYDSTON, R.A., COLLINS, H.P. PATTERN OF PLANT GROWTH, DRY MATTER AND NITROGEN DISTRIBUTION IN RUSSET BURBANK PLANTS. POTATO PROGRESS, 1(9):1-2. 2002.
RESPONSE OF THE SOIL MICROBIAL COMMUNITY TO SOIL FUMIGATION AND MUSTARD COVER CROPS -
COLLINS, H.P., ALVA, A.K., BOYDSTON, R.A., MCGUIRE, A., HAMM, P., RIGA, E. RESPONSE OF THE SOIL MICROBIAL COMMUNITY TO SOIL FUMIGATION AND MUSTARD COVER CROPS. POTATO PROGRESS, Vol. 2(8):1-4. 2002.
EVALUATION OF ENVIROSCAN CAPACITANCE PROBES FOR MONITORING SOIL MOISTURE IN CENTER PIVOT IRRIGATED POTATOES -
ALVA, A.K., COLLINS, H.P., FRAISSE, C., BOYDSTON, R.A. EVALUATION OF ENVIROSCAN CAPACITANCE PROBES FOR MONITORING SOIL MOISTURE IN CENTER PIVOT IRRIGATED POTATOES. JOURNAL OF APPLIED IRRIGATION SCIENCE, 38:93-110. 2003.
NUTRIENT DYNAMICS OF DAIRY MANURE APPLIED TO AGRICULTURAL LANDS IN EASTERN WASHINGTON -
COLLINS, H.P., ALVA, A.K., FRANSEN, S. NUTRIENT DYNAMICS OF DAIRY MANURE APPLIED TO AGRICULTURAL LANDS IN EASTERN WASHINGTON. AGRONOMY ABSTRACTS (ON CD) 2002.
POTATO NITROGEN MANAGEMENT IN IRRIGATED PACIFIC NORTHWEST -
ALVA, A.K., COLLINS, H.P., BOYDSTON, R.A. POTATO NITROGEN MANAGEMENT IN IRRIGATED PACIFIC NORTHWEST. AGRONOMY ABSTRACTS (ON CD) 2002.
A COMPARISON OF BROMIDE AND NITRATE TRANSPORT IN SOILS -
ALVA, A.K., PARAMASIVAM, S., COLLINS, H.P., SAJWAN, K.S., BOYDSTON, R.A. A COMPARISON OF BROMIDE AND NITRATE TRANSPORT IN SOILS. AGRONOMY ABSTRACTS (ON CD) 2002.
NITROGEN TRANSFORMATION FROM POTATO AND ROTATIONAL CROP RESIDUES -
ALVA, A.K., COLLINS, H.P., BOYDSTON, R.A. NITROGEN TRANSFORMATION FROM POTATO AND ROTATIONAL CROP RESIDUES. PROCEEDINGS 41ST WASHINGTON STATE POTATO CONFERENCE, P. 75-86. 2002.
EVALUATION AND MITIGATION OF POLLUTANT TRANSPORT IN AGRICULTURAL SANDY SOILS -
ALVA, A.K., COLLINS, H.P., PARAMASIVAM, S., SAJWAN, K.S. EVALUATION AND MITIGATION OF POLLUTANT TRANSPORT IN AGRICULTURAL SANDY SOILS. 17TH WORLD CONGRESS OF SOIL SCIENCE, Bangkok, Thailand, August 14-21, 2002, Vol. 1:116. 2002.
EVALUATION AND MITIGATION OF POLLUTANT TRANSPORT IN AGRICULTURAL SANDY SOILS -
ALVA, A.K., COLLINS, H.P., PARAMASIVAM, S., SAJWAN, K., FARES, A. EVALUATION AND MITIGATION OF POLLUTANT TRANSPORT IN AGRICULTURAL SANDY SOILS. TRANSACTIONS OF THE SEVENTEENTH WORLD CONGRESS OF SOIL SCIENCE, (ON CD) PAPER #458, 0458.PDF. 2002.
DECOMPOSITION OF POTATO, CORN, AND WHEAT CROP RESIDUES -
ALVA, A.K., COLLINS, H.P., BOYDSTON, R.A. DECOMPOSITION OF POTATO, CORN, AND WHEAT CROP RESIDUES. POTATO PROGRESS, Vol. 1:1-2. 2001.
EFFECTS OF IRRIGATION AND TILLAGE PRACTICES ON YIELD OF POTATO UNDER HIGH PRODUCTION CONDITIONS IN THE PACIFIC NORTHWEST -
ALVA, A.K., HODGES, T., BOYDSTON, R.A., COLLINS, H.P. EFFECTS OF IRRIGATION AND TILLAGE PRACTICES ON YIELD OF POTATO UNDER HIGH PRODUCTION CONDITIONS IN THE PACIFIC NORTHWEST. COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 33:1451-1460. 2002.
CORN, WHEAT AND POTATO CROP RESIDUE DECOMPOSITION AND NITROGEN MINERALIZATION IN SANDY SOILS UNDER AN IRRIGATED POTATO ROTATION -
ALVA, A.K., COLLINS, H.P., BOYDSTON, R.A. CORN, WHEAT AND POTATO CROP RESIDUE DECOMPOSITION AND NITROGEN MINERALIZATION IN SANDY SOILS UNDER AN IRRIGATED POTATO ROTATION. COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 33:2643-2651. 2002.
SOIL MICROBIAL RESPONSES TO SOIL FUMIGATION AND COVER CROPS IN POTATO PRODUCTION SYSTEMS -
COLLINS, H.P., COCHRAN, R.L., ALVA, A.K., BOYDSTON, R.A. SOIL MICROBIAL RESPONSES TO SOIL FUMIGATION AND COVER CROPS IN POTATO PRODUCTION SYSTEMS. AGRONOMY ABSTRACTS (ON CD) 2001.
POTATO NUTRIENT MANAGEMENT ISSUES IN THE PACIFIC NORTHWEST -
ALVA, A.K., COLLINS, H.P., BOYDSTON, R.A. POTATO NUTRIENT MANAGEMENT ISSUES IN THE PACIFIC NORTHWEST. AGRONOMY ABSTRACTS (ON CD) 2001.
DYNAMICS OF RESISTANT SOIL CARBON OF MIDWESTERN AGRICULTURAL SOILS MEASUREDBY NATURALLY OCCURRING 14C ABUNDANCE -
DRY MATTER AND NITROGEN ACCUMULATIONS AND PARTITIONING IN TWO POTATO CULTIVARS -
ALVA, A.K., HODGES, T., COLLINS, H.P., BOYDSTON, R.A. DRY MATTER AND NITROGEN ACCUMULATIONS AND PARTITIONING IN TWO POTATO CULTIVARS. JOURNAL OF PLANT NUTRITION, 25:1621-1630. 2002.
NITROGEN TRANSFORMATION FROM CROP RESIDUES IN A PACIFIC NORTHWEST IRRIGATEDSANDY SOIL -
ALVA, A.K., COLLINS, H.P., BOYDSTON, R.A., DAVENPORT, J., STEVENS, R.G. NITROGEN TRANSFORMATION FROM CROP RESIDUES IN A PACIFIC NORTHWEST IRRIGATEDSANDY SOIL. INTERNATIONAL SYMPOSIUM ON SOIL AND PLANT ANALYSIS, p. 6. 2001.
Last Modified: 08/16/2017
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