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49条 ,权限内显示50条;
Major Uses of Land in the United States, 2002
- 关键词：
- Land use
- 年份：
- 2006
- 摘要：
- This publication presents the results of the latest (2002) inventory of U.S. maj ...
Agricultural Resources and Environmental Indicators, 2006 Edition
- 关键词：
- land use
- 年份：
- 2006
- 摘要：
- These chapters describe trends in resources used in and affected by agricultural ...
Environmental Effects of Agricultural Land-Use Change: The Role of Economics and Policy
- 关键词：
- erosion
- 年份：
- 2006
- 摘要：
- This report examines evidence on the relationship between agricultural land- ...
Technical Documentation of the Regional Manure Management Model for the Chesapeake Bay Watershed
- 关键词：
- land application
- 年份：
- 2005
- 摘要：
- guidelines for farmland application of manure on the costs of hauling ...
Economics of Sequestering Carbon in the U.S. Agricultural Sector
- 关键词：
- Carbon sequestration greenhouse gas mitigation afforestation no-till incentive design leakage carbon stock permanence
- 年份：
- 2004
- 摘要：
- . This report analyzes the performance of alternative incentive designs and paym ...
Agricultural Resources and Environmental Indicators, 2003
- 关键词：
- land use
- 年份：
- 2003
- 摘要：
- This report identifies trends in land, water, and biological resources and comme ...
Linking Land Quality, Agricultural Productivity, and Food Security
- 关键词：
- soil erosion
- 年份：
- 2003
- 摘要：
- As rising populations and incomes increase pressure on land and other resources ...
Manure Management for Water Quality: Costs to Animal Feeding Operations of Applying Manure Nutrients to Land
- 关键词：
- land application
- 年份：
- 2003
- 摘要：
- Nutrients from livestock and poultry manure are key sources of water pollution. ...
Major Uses of Land in the United States, 1997
- 关键词：
- Land use
- 年份：
- 2001
- 摘要：
- This report provides land use estimates for major land uses in ...
Agri-Environmental Policy at the Crossroads: Guideposts on a Changing Landscape
- 关键词：
- soil erosion
- 年份：
- 2001
- 摘要：
- al implications of agricultural production have been implemented at the Federal ...
