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共检索到11条 ,权限内显示50条;
USDA ERS - World Agricultural Production, Resource Use, and Productivity, 1961–2020
- 关键词：
- Total factor productivity family farms capital-labor substitution food security environmental resources agricultural land irrigation Green Revolution genetically modified crops agricultural technical change
- 年份：
- Febr
- 摘要：
USDA ERS - Resource Requirements of Food Demand in the United States
- 关键词：
- Blue Water Diet Economic Models Farmland Food Demand Forecast Forest Products Fossil Fuels Greenhouse Gases Natural Resources
- 年份：
- 2020
- 摘要：
- This study looks at empirical evidence of resource use linked to Americ ...
Using Crop Genetic Resources to Help Agriculture Adapt to Climate Change: Economics and Policy
- 年份：
- 2015
- 摘要：
- t could determine the extent of crop genetic resource use to find and i ...
Alternative Beef Production Systems: Issues and Implications
- 关键词：
- resource use
- 年份：
- 2013
- 摘要：
- U.S. beef markets are undergoing rapid change as alternative production systems ...
Agricultural Resources and Environmental Indicators, 2012
- 关键词：
- Agricultural biotechnology conservation policy conservation programs farm types fertilizer use land use land values organic production pest management productivity
- 年份：
- 2012
- 摘要：
- , as well as structural changes in farm production and the economic conditions a ...
Water Conservation in Irrigated Agriculture: Trends and Challenges in the Face of Emerging Demands
- 关键词：
- Agricultural water conservation irrigated agriculture irrigation efficiency water supply and demand irrigation technologies water management practices water conservation policy
- 年份：
- 2012
- 摘要：
- This report relies on findings from several national surveys and current literat ...
Agricultural Resources and Environmental Indicators, 2006 Edition
- 关键词：
- AREI agricultural economics natural resources knowledge resources conservation practices conservation programs land use water conventional agriculture organic agriculture
- 年份：
- 2006
- 摘要：
- t influence agricultural resource use and its environmental impacts. Ea ...
Agricultural Resources and Environmental Indicators, 2003
- 关键词：
- AREI agricultural economics land land use land value land ownership water use irrigation natural resources conservation
- 年份：
- 2003
- 摘要：
- in U.S. agriculture and farm policy. The report also examines the economic fact ...
Agricultural Resources and Environmental Indicators, 1996-97
- 年份：
- 1997
- 摘要：
- policy. The report also examines the economic factors that affect resource ...
Partial Interests in Land: Policy Tools for Resource Use and Conservation
- 年份：
- 1996
- 摘要：
- Property rights arise out of law, custom, and the operation of private markets, ...
