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China's Wheat Economy: Current Trends and Prospects for Imports
关键词:
China wheat international trade imports exports production consumption
年份:
2004
摘要:
The last 10 years have been a period of volatility for wheat production and trad ...
China's Agricultural Water Policy Reforms: Increasing Investment, Resolving Conflicts, and Revising Incentives
关键词:
irrigation
年份:
2003
摘要:
as well as reforms underway to encourage water conservation.
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 nonpoint s ...
Benefits of Protecting Rural Water Quality: An Empirical Analysis
关键词:
water quality
年份:
1995
摘要:
Concerns about the impact of farm production on the quality of the Nati ...
Water Quality Benefits From the Conservation Reserve Program
关键词:
water quality
年份:
1989
摘要:
y generate an estimated $3.5 to $4 billion in water quality benefits. P ...

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