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共检索到54条 ,权限内显示50条;
The Profit Potential of Certified Organic Field Crop Production
- 关键词：
- corn wheat soybeans organic and conventional production average treatment-effect propensity-score matching regression with endogenous treatment-effects Agricultural Resource Management Survey (ARMS) production costs profitability
- 年份：
- 2015
- 摘要：
- organic crop production, mainly due to organic price premiums.
Fruit and Tree Nut Outlook: March 2013
- 关键词：
- Crop production
- 年份：
- 2013
- 摘要：
- Warm, dry weather reduces total U.S. citrus production in 2012/13.
Feed Outlook: November 2013
- 关键词：
- corn sorghum barley oats wheat trade feed and residual food and industrial use international production animal units
- 年份：
- 2013
- 摘要：
- the September 30 NASS Grain Stocks and Small Grains reports, and the November 8 ...
Farm Size and the Organization of U.S. Crop Farming
- 关键词：
- crop production
- 年份：
- 2013
- 摘要：
- Crop production and land have been shifting to larger farm operations-m ...
International Food Security Assessment, 2012-22
- 关键词：
- food production
- 年份：
- 2012
- 摘要：
- Food security is estimated to improve slightly in 2012 as the number of food-ins ...
Feed Outlook: January 2012
- 关键词：
- Feed grains corn sorghum barley oats
- 年份：
- 2012
- 摘要：
- The National Agricultural Statistics Service's Crop Production 2011 Sum ...
Agricultural Adaptation to a Changing Climate: Economic and Environmental Implications Vary by U.S. Region
- 关键词：
- Climate change adaptation water resources agricultural pests Regional Environment and Agriculture Programming (REAP) model regional crop mix regional environmental effects drought tolerance pest management
- 年份：
- 2012
- 摘要：
- s. Such adaptation, using existing crop production technologies, can pa ...
International Food Security Assessment, 2010 Update: Improved Production Mitigated Impact of Higher Food Commodity Prices
- 关键词：
- grain production
- 年份：
- 2011
- 摘要：
- 2010 price and food production information.
Nitrogen in Agricultural Systems: Implications for Conservation Policy
- 关键词：
- Reactive nitrogen nitrogen management fertilizer water quality greenhouse gas economic incentives conservation policy regulation
- 年份：
- 2011
- 摘要：
- Nitrogen is an important agricultural input that is critical for crop produc ...
Grassland to Cropland Conversion in the Northern Plains: The Role of Crop Insurance, Commodity, and Disaster Programs
- 年份：
- 2011
- 摘要：
- for migratory birds. The conversion of grassland to crop production co ...
