Proceedings comtribution of Irrigation and drainage to the world food supply specialty conference.

Proceedings comtribution of Irrigation and drainage to the world food supply specialty conference.

出版社：New York: American Society of Civil Engineers, c1975.

出版年：1975

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Irrigation and drainage in an age of competition for resources : specialty Conference logan utah Aug

作者：American Society of Civil Engineers Irrigation and Drainage Division98013
出版社：New York: [s.n.] c1975.
出版年：1975

Irrigation and drainage in an age of competition for resources : specialty Conference, Logan, Utah,

作者：American Society of Civil Engineers. Irrigation and Drainage Division

Conference on Pumping Equipment for Water Supply, Sewage, Irrigation and land Drainage

作者：Conference on Pumping Equipment for Water Supply,Sewage,Irrigation and land Drainage
出版社：London : Institution of Mechanical Engineers, 1973.
出版年：1973

Proceedings First Intersociety Conference on irrigation and Drainage.

出版社：[S.l.] [s.n.] c1957.
出版年：1957

Water today and tomorrow : proceedings of the Specialty Conference sponsored by the Irrigation and D

作者：Replogle,John A.
ISBN：0872624080
出版社：New York, N.Y. : American Society of Civil Engineers, 1984.
出版年：1984

Proceedings of the World climate conference.

出版社：Geneva: WMo, c1979.
出版年：1979