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5条 ,权限内显示50条;
USDA ERS - Cover Crop Trends, Programs, and Practices in the United States
- 关键词：
- conservation program
- 年份：
- 2021
- 摘要：
- On U.S. cropland, the use of cover crops increased by 50 percent between 2012 an ...
The Evolving Distribution of Payments From Commodity, Conservation, and Federal Crop Insurance Programs
- 关键词：
- Commodity program payments Federal crop insurance payments conservation program payments structural change Agricultural Resource Management Survey commodity price changes risk in agriculture Agricultural Act of 2014
- 年份：
- 2017
- 摘要：
- continues to consolidate, commodity program payments, some conservation pro ...
Additionality in U.S. Agricultural Conservation and Regulatory Offset Programs
- 关键词：
- Additionality conservation payments offsets greenhouse gas U.S. Department of Agriculture USDA Economic Research Service ERS ERR-170
- 年份：
- 2014
- 摘要：
- "Additionality" is achieved when a conservation program payment results ...
The Farm Act's Regional Equity Provision: Impacts on Conservation Program Outcomes
- 年份：
- 2010
- 摘要：
- s conservation program data to examine evidence of the impacts of the R ...
首页上一页1下一页尾页
