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6条 ,权限内显示50条;
Sources, Trends, and Drivers of U.S. Dairy Productivity and Efficiency
- 年份：
- 2022
- 摘要：
- The U.S. dairy sector has undergone substantial structural change characterized ...
Agricultural Resources and Environmental Indicators, 2019
- 关键词：
- agriculture environmental indicators farm production and environmental impacts agricultural productivity agricultural pest management farmland ownership irrigated agriculture nutrient management agricultural research and development water conservation
- 年份：
- 2019
- 摘要：
- ; environmental effects; and implications for economic, social, and env ...
USDA ERS - Agricultural Resources and Environmental Indicators, 2019
- 关键词：
- agriculture environmental indicators farm production and environmental impacts agricultural productivity agricultural pest management farmland ownership irrigated agriculture nutrient management agricultural research and development water conservation
- 年份：
- 2019
- 摘要：
- ; environmental effects; and implications for economic, social, and env ...
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：
- important changes in U.S. agriculture-the industry's development; its envir ...
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：
- This report examines evidence on the relationship between agricultural land-use ...
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 ...
首页上一页1下一页尾页
