نتایج جستجو برای: usda system
تعداد نتایج: 2234711 فیلتر نتایج به سال:
Recent calls for a global food transformation have centered on simultaneously improving human and environmental health, recognizing that nutrient diversity declined over time while systems exacted heavy climate ecological toll. Grain legumes coarse grain crops provide important nutrition benefits, but the production consumption of many these remains relatively low compared to major commodities,...
Yuan Fang, Ge Sun,* Peter Caldwell, Steven G. McNulty, Asko Noormets, Jean-Christophe Domec, John King, Zhiqiang Zhang, Xudong Zhang, Guanghui Lin, Guangsheng Zhou, Jingfeng Xiao and Jiquan Chen 1 Department of Forestry and Environmental Resources, North Carolina State University, Raleigh, NC, USA 2 Eastern Forest Environmental Threat Assessment Center, Southern Research Station, USDA Forest Se...
c onservationists and agriculturists face unprecedented challenges trying to minimize tradeoffs between increasing demands for food, fiber, feed, and biofuels and the resulting loss or reduced values of other ecosystem services, such as those derived from wetlands and biodiversity (Millenium Ecosystem Assessment 2005a, 2005c; Maresch et al. 2008). The Food, Conservation, and Energy Act of 2008 ...
Natural Resources Canada, Canadian Forest Service, Great Lakes Forestry Centre, 1219 Queen Street East, Sault Ste. Marie, ON P6A 2E5, Canada, Northern Research Station, USDA Forest Service, 1992 Folwell Ave, St. Paul, MN 55108, USA, Southern Research Station, Eastern Forest Environmental Threat Assessment Center, USDA Forest Service, 3041 Cornwallis Road, Research Triangle Park, NC 27709, USA, ...
Isolation of avipin, a fungus compound antagonistic to plant-parasitic nematodes James K. NITAO 1, Susan L.F. MEYER 1;¤, James E. OLIVER 2, Walter F. SCHMIDT 3 and David J. CHITWOOD 1 1Nematology Laboratory, Bldg 011A, Rm 165B, USDA, ARS, BARC-West, 10300 Baltimore Avenue, Beltsville, MD 20705-2350,USA 2Chemicals Affecting Insect Behavior Laboratory, Bldg 007, Rm 304, USDA, ARS, BARC-West, 10...
Phosphorus (P) Indices in the southern United States frequently produce different recommendations for similar conditions. We compared risk ratings from 12 southern states (Alabama, Arkansas, Florida, Georgia, Kentucky, Louisiana, Mississippi, North Carolina, Oklahoma, South Carolina, Tennessee, and Texas) using data collected from benchmark sites in the South (Arkansas, Georgia, Mississippi, No...
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