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共检索到7条 ,权限内显示50条;
On the Doorstep of the Information Age: Recent Adoption of Precision Agriculture
- 关键词：
- Information technology precision agriculture variable-rate technology yield monitors Global Positioning System (GPS) mapping auto-steering conservation technology
- 年份：
- 2011
- 摘要：
- , guidance systems, and GPS maps-in the production of major field c ...
Agriculture in Brazil and Argentina: Developments and Prospects for Major Field Crops
- 年份：
- 2001
- 摘要：
- This report identifies key factors underlying the agricultural productivity grow ...
Analysis of the U.S. Commodity Loan Program with Marketing Loan Provisions
- 关键词：
- commodity loans marketing loans nonrecourse loans loan deficiency payments price support commodity programs
- 年份：
- 2001
- 摘要：
- ow that the loan program can raise total acreage planted to major f ...
Supply Response Under the 1996 Farm Act and Implications for the U.S. Field Crops Sector
- 关键词：
- major field crops
- 年份：
- 2000
- 摘要：
- d under previous legislation. This study measures supply responsiveness for ...
Pest Management in U.S. Agriculture
- 年份：
- 1999
- 摘要：
- This report describes the use of pest management practices, including integrated ...
Rice: Background for 1990 Farm Legislation
- 年份：
- 1989
- 摘要：
- , and the interactions between policy and markets for selected commodities. Rice ...
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