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Waterweed control on farms and ranches /

By Davison, Verne E..
Washington, D.C. : U.S. Dept. of Agriculture, 1962 .
22 p. : , Cover title. 23 cm..

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Aquatic herbicide data /

By Lawrence, John M..
Washington, D.C. : Agricultural Research Service, U.S. Dept of Agriculture], 1962 .
ii, 133 p. ; 26 cm..

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Common aquatic weeds

By Weldon, Lyle W.,.
Washington] Agricultural Research Service, U.S. Dept. of Agriculture 1969 .
43 p. , Cover title. | Prepared in cooperation with Florida Agricultural Experiment Station and others. 26 cm..

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