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A New Era for Irrigation. Summary

National Research Council (U.S). Committee on the Future of Irrigation in the Face of Competing Demands

出版	Washington, D.C. : National Research Council, 1996
ISBN	03090533159780309053310
URL	http://books.google.com.hk/books?id=0jMrAAAAYAAJ&hl=&source=gbs_api