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8条 ,权限内显示50条;


Characteristics and Trends of U.S. Soybean Production Practices, Costs, and Returns Since 2002
- 关键词:
- farm characteristics
- 年份:
- 2023
- 摘要:
- In the past 20 years, U.S. soybean acreage has grown 18 percent, from 74 million ...

Trends in Production Practices and Costs of the U.S. Corn Sector
- 关键词:
- farm characteristics
- 年份:
- 2021
- 摘要:
- Corn for grain is a major field crop in the United States, with wide-ranging use ...

Farm Profits and Adoption of Precision Agriculture
- 关键词:
- Crop production information technologies precision agriculture variable-rate technology soil tests global positioning system maps guidance systems
- 年份:
- 2016
- 摘要:
- This study investigates recent trends in precision agriculture (PA) adoption as ...

Farm-Based Recreation: A Statistical Profile
- 年份:
- 2007
- 摘要:
- , and petting zoos. Regression analysis identified the importance of various far ...

Trends in U.S. Tobacco Farming
- 年份:
- 2004
- 摘要:
- characteristics as of 2002. The number of farms growing tobacco in the ...

Characteristics and Production Costs of U.S. Rice Farms
- 年份:
- 2004
- 摘要:
- . Regional differences in production practices, farm characteristic ...

Soil, Nutrient, and Water Management Systems Used in U.S. Corn Production
- 关键词:
- ARMS soil management nutrient management irrigation systems profitability socioeconomic variables
- 年份:
- 2002
- 摘要:
- . If sound economic and environmental choices are to be encouraged, it may help ...
首页上一页1下一页尾页