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Year 2009 Remove constraint 2009: 2009 Subjects irrigated farming Remove constraint irrigated farming: irrigated farming Subjects simulation models Remove constraint simulation models: simulation models

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1. A root zone modelling approach to estimating groundwater recharge from irrigated areas

Description:: Includes references
Author:: Jiménez-Martínez, J. , Skaggs, T.H. , van Genuchten, M.Th. , Candela, L.
Subject:: irrigated farming , irrigated soils , irrigation water , groundwater recharge , aquifers , semiarid zones , hydrologic models , simulation models , mathematical models , drainage water , evapotranspiration , Cucumis melo , melons , Lactuca sativa , lettuce , Spain
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2009

2. Beyond patch spraying: site-specific weed management with several herbicides

Description:: Includes references
Author:: Wiles, L. J.
Subject:: precision agriculture , weeds , weed control , pesticide application , spraying , plant density , postemergent weed control , herbicides , pesticide mixtures , economic threshold , fields , grain yield , costs and returns , simulation models , irrigated farming , corn , Zea mays , Colorado
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2009

3. Use of a new GIS nitrogen index assessment tool for evaluation of nitrate leaching across a Mediterranean region

Description:: Includes references
Author:: Paz, Jose M. De , Delgado, Jorge A. , Ramos, Carlos , Shaffer, Marvin J. , Barbarick, Kenneth K.
Subject:: nitrogen , nutrient management , nitrogen fertilizers , fertilizer application , agricultural management models , geographic information systems , simulation models , mathematical models , leaching , nitrate nitrogen , irrigated farming , irrigated soils , balance studies , nutrient uptake , crops , Spain
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2009