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13条 ,权限内显示50条;

Comparing Participation in Nutrient Trading by Livestock Operations to Crop Producers in the Chesapeake Bay Watershed
- 年份:
- 2016
- 摘要:
- In the Chesapeake Bay watershed, one method of reducing nutrient (manur ...

How Americans Rate Their Diet Quality: An Increasingly Realistic Perspective
- 年份:
- 2011
- 摘要:
- d human and financial costs, has increased. To estimate how th ...

Managing Manure to Improve Air and Water Quality
- 关键词:
- water quality
- 年份:
- 2005
- 摘要:
- Animal waste from confined animal feeding operations is a po
...

Technical Documentation of the Regional Manure Management Model for the Chesapeake Bay Watershed
- 关键词:
- water quality
- 年份:
- 2005
- 摘要:
- >Manure Management for Water Quality: Costs to Animal Feeding Oper< ...

Maternal Employment and Children's Nutrition: Volume I, Diet Quality and the Role of the CACFP
- 关键词:
- nutrition
- 年份:
- 2004
- 摘要:
- intake of iron and fiber, and higher intake of soda and fried ...

Manure Management for Water Quality: Costs to Animal Feeding Operations of Applying Manure Nutrients to Land
- 关键词:
- water quality
- 年份:
- 2003
- 摘要:
- Nutrients from livestock and poultry manure are key sources of wate ...

Maternal Nutrition Knowledge and Children's Diet Quality and Nutrient Intakes
- 关键词:
- Child nutrition child health Healthy Eating Index nutrition knowledge household production theory latent variable model
- 年份:
- 1999
- 摘要:
- ERS research findings suggest that the more a mother knows abo ...

Economics of Water Quality Protection From Nonpoint Sources: Theory and Practice
- 关键词:
- Water quality
- 年份:
- 1999
- 摘要:
- Water quality is a major environmental issue. Pollution from n ...

Benefits of Safer Drinking Water: The Value of Nitrate Reduction
- 关键词:
- Water quality
- 年份:
- 1997
- 摘要:
- Nitrates in drinking water, which may come from nitrogen f ...

Voluntary Incentives for Reducing Agricultural Nonpoint Source Water Pollution
- 关键词:
- water quality
- 年份:
- 1995
- 摘要:
- Agricultural chemicals and sediment from cropland may reduce the qu ...