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Koch, Frank H. (2)
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Smith, William D. (2)
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Anderson, Martha C. (1)
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Coulston, John W. (1)
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Erickson, Kenneth W. (1)
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Gillespie, Jeffrey (1)
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Hallahan, Charlie (1)
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Hansen, LeRoy T. (1)
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Houborg, Rasmus (1)
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Koohmaraie, Mohammad (1)
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Displaying items
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12
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- Description:
- Includes references
- Author:
- Pfender, W. , azoxystrobin
- Subject:
- Lolium perenne , turf grasses , rust diseases , seed crop production , seed productivity , disease control , disease severity , estimation , phenology , disease course , Puccinia graminis , equations , models , correlation , regression analysis , pesticide application , fungicides , propiconazole , canopy , United States
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2009
- Description:
- Includes references
- Author:
- Park, Timothy A.
- Subject:
- crop production , organic production , production costs , costs and returns , marketing channels , profitability , mathematical models , equations , United States
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2009
- Description:
- Includes references
- Author:
- Coulston, John W. , Koch, Frank H. , Smith, William D. , Sapio, Frank J.
- Subject:
- forest pests , invasive species , introduced species , pest monitoring , spatial data , sampling , risk assessment , raster data , statistical models , equations , surveys , disease surveillance , forest health , North America , United States
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2009
- Description:
- Includes references
- Author:
- Woodall, Christopher W. , Monleon, Vicente J.
- Subject:
- forest litter , estimation , forest inventory , forest types , sampling , data analysis , equations , methodology , fuel loading , fuels (fire ecology) , United States
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2009
- Description:
- Includes references
- Author:
- Koch, Frank H. , Yemshanov, Denys , McKenney, Daniel W. , Smith, William D.
- Subject:
- invasive species , forest pests , spatial data , spatial distribution , stochastic processes , Sirex noctilio , insect pests , statistical analysis , risk assessment , ecological invasion , simulation models , equations , geographical distribution , United States
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2009
- Description:
- Includes references
- Author:
- Nemes, A. , Timlin, D.J. , Pachepsky, Ya.A. , Rawls, W.J.
- Subject:
- soil pollution , environmental impact , measurement , soil organic carbon , soil organic matter , soil chemistry , soil water retention , regression analysis , pedotransfer functions , mathematical models , equations , algorithms , soil analysis , national surveys , Conservation Effects Assessment Project , United States
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2009
- Description:
- Includes references
- Author:
- Houborg, Rasmus , Anderson, Martha C. , Norman, John M. , Wilson, Tim , Meyers, Tilden
- Subject:
- evapotranspiration , soil-plant-atmosphere interactions , simulation models , carbon dioxide , water vapor , primary productivity , leaves , photosynthesis , stomatal conductance , canopy , temporal variation , seasonal variation , leaf area index , equations , heat transfer , light , agricultural land , forests , grasslands , water , carbon , vegetation cover , quantitative analysis , mechanistic models , vegetation , estimation , gas exchange , energy transfer , accuracy , environmental factors , soil-atmosphere interactions , radiation use efficiency , diurnal variation , ecosystems , relative humidity , elevated atmospheric gases , United States
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2009
- Description:
- Includes references
- Author:
- Gillespie, Jeffrey , Nehring, Richard , Hallahan, Charlie , Sandretto, Carmen
- Subject:
- dairy farm management , production costs , grazing , farm size , profitability , USDA , data collection , data analysis , mathematical models , equations , United States
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2009
- Description:
- Includes references
- Author:
- Mishra, Ashok K. , Moss, Charles B. , Erickson, Kenneth W.
- Subject:
- agricultural economics , farm income , profitability , geographical variation , government payments , agricultural subsidies , farmland values , statistical analysis , mathematical models , equations , net farm income , profits and margins , cash flow analysis , Economic Research Service , United States
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2009
- Description:
- Includes references
- Author:
- Woodall, C.W. , Westfall, J.A.
- Subject:
- forest trees , snags , coarse woody debris , dead wood , density , models , biomass , climatic factors , temperature , precipitation , equations , forest inventory , correlation , United States
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2009
