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Production Practices for Major Crops in U.S. Agriculture, 1990-97
关键词:
Crop rotation nutrient management pest management pesticide use tillage systems
年份:
2000
摘要:
r agricultural production practices in 1964. In 1990, through the Presi ...
Characteristics of U.S. Wheat Farming: A Snapshot
关键词:
production practices
年份:
2000
摘要:
Wheat growers' choice of production practices and geographic location w ...
Economics of Water Quality Protection From Nonpoint Sources: Theory and Practice
关键词:
Water quality nonpoint-source pollution economic incentives pollution control policies
年份:
1999
摘要:
nonpoint pollution reduction policies can be designed to induce producers to ch ...
Agricultural Resources and Environmental Indicators, 1996-97
关键词:
AREI natural resources farming practices land use water quality conservation
年份:
1997
摘要:
; and links use and quality to technological change, production practices...

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