筛选
研究报告
产业分析报告
科研态势报告
宏观发展报告
竞争力分析报告
高端论坛报告
国际行业报告
农业区划报告
报告来源
年份
增值服务
定制报告
面向用户开展个性化定制服务,包括领域学科态势分析、领域学科专利分析、领域研究热点前沿与研究热点分析和领域学科态势分析总结。
学术趋势分析
采用文献计量等方法对分析主题进行多维度统计快速分析,支持在线查看和一键下载。
热门报告
共检索到9条 ,权限内显示50条;
USDA ERS - The Fate of Land in Expiring Conservation Reserve Program Contracts, 2013-16
- 关键词:
- CRP
- 年份:
- 2020
- 摘要:
This report analyzes the rate at which Conservation Reserve Program (CRP< ...
USDA ERS - America’s Diverse Family Farms: 2019 Edition
- 关键词:
- family farms agricultural production farm typology small farms midsize farms large farms farm household income Agricultural Resource Management Survey (ARMS) principal farm operator spouse
- 年份:
- 2019
- 摘要:
- Crop Insurance section. The bar chart on page 19 incorrectly identified the per ...
USDA ERS - Agricultural Resources and Environmental Indicators, 2019
- 关键词:
- CRP
- 年份:
- 2019
- 摘要:
- Agricultural Resources and Environmental Indicators, 2019, describes trends in e ...
The Influence of Rising Commodity Prices on the Conservation Reserve Program
- 年份:
- 2011
- 摘要:
- This report considers how increased commodity prices might influence enrollment ...
Environmental Effects of Agricultural Land-Use Change: The Role of Economics and Policy
- 关键词:
- Conservation Reserve Program (CRP) crop insurance erosion extensive margin farm policy imperiled species land use land-use change land quality nutrient loss
- 年份:
- 2006
- 摘要:
- ing important influences on land use and environmental quality: Federal crop ins ...
The Conservation Reserve Program: Economic Implications for Rural America
- 关键词:
- Conservation Reserve Program CRP rural development rural employment land retirement impacts land-use changes recreation spending
- 年份:
- 2004
- 摘要:
- This report estimates the impact that high levels of enrollment in the Conservat ...
Economic Valuation of Environmental Benefits and the Targeting of Conservation Programs: The Case of the CRP
- 关键词:
- Conservation Reserve Program soil erosion Environmental Benefits Index valuation-based targeting
- 年份:
- 1999
- 摘要:
- environmental effects of agriculture, the Conservation Reserve Program (CRP ...
The Conservation Reserve Program: Enrollment Statistics for Signup Periods 1-12 and Fiscal Years 1986-93
- 关键词:
- Conservation Reserve Program highly erodible land long-term land retirement supply control production adjustment erosion control
- 年份:
- 1995
- 摘要:
- This report is fifth in an ERS series summarizing CRP participation. Fi ...
The Conservation Reserve Program: An Economic Assessment
- 关键词:
- Conservation soil erosion water quality Food Security Act of 1985 Conservation Reserve Program CRP
- 年份:
- 1990
- 摘要:
- The Conservation Reserve Program (CRP) will boost net farm income and i ...
首页上一页1下一页尾页