erovnuli-samecniero-biblioteka Search for 'su:{Water conservation.}'

Water.

By United States..
[Washington, U.S. Govt. Print. Off., 1955 .
xiii, 751 p. 24 cm..

Soil and water use in the Soviet Union; report of a technical study group.

By United States..
[Washington, 1959 .
50 p. , Cover title. | Prepared by Charles E. Kellogg, U. S. Soil Conservation Service and Chairman of the soil and water use exchange group. 27 cm..

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Land and water resources : a policy guide.

By United States..
Washington, D.C. : U.S. Dept. of Agriculture, 1962 .
vi, 73 p. : , "This report is a revision of a preliminary report distributed to participants in a National Conference on Land and People called by the Secretary of Agriculture on January 15, 1962"--P. 2. | "Prepared by the Department's Land and Water Policy Committee"--P. iii. | "May 1962"--Cover. 24 cm..

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Basic statistics of the national inventory of soil and water conservation needs /

Washington, D.C. : U.S. Dept. of Agriculture, 1962 .
164 p. : , Cover title. | Chiefly tables. 26 cm..

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Soil and water conservation needs : a national inventory /

Washington, D.C. : U.S. Dept. of Agriculture, 1965 .
x, 94 p. : 26 cm..

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Soil and water conservation research in the Northeastern States

By Britt, Clarence Sterling,.
Washington] Agricultural Research Service, U.S. Dept. of Agriculture 1966 .
24 p. 26 cm..

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Conservation and water management.

By Leopold, Luna B..
Washington, 1960 .
4 v. (26 p.) 27cm..

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Conservation networks,

By Leopold, Luna B..
Washington, 1962 .
v. 27 cm..

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Use of water by riparian vegetation, Cottonwood Wash, Arizona /

By Bowie, James E..
Washington : Govt. Print. Off., 1968 .
iv, 62 p. : , "Prepared in cooperation with the Arizona State Land Department and the Salt River Valley Water Users' Association." 24 cm..

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