Timmons, F. L. - Biodiversity Heritage Library

La Cuscuta y su Control

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By: Lee, William O., - Timmons, F. L. (Francis Leonard),

Publication info: Washington, U.S. Dept. of Agriculture, 1959

Holding Institution: U.S. Department of Agriculture, National Agricultural Library

BHL Collections: Publicaciones en Español

A survey of extent and cost of weed control and specific weed problems

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By: Danielson, L. L. (Loran Leroy), - Ennis, W. B. (William Brice), - Klingman, Dayton L., - Shaw, W. C. - Timmons, F. L. (Francis Leonard), - United States. Agricultural Research Service.

Publication info: [Beltsville, Md.], U.S. Dept. of Agriculture, Agricultural Research Service, 1965

Holding Institution: U.S. Department of Agriculture, National Agricultural Library

Weed control in western irrigation and drainage systems : losses caused by weeds : costs and benefits of weed control

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By: Timmons, F. L. (Francis Leonard), - United States. Agricultural Research Service. - United States. Bureau of Reclamation.

Publication info: [Beltsville, Md.], U.S. Dept. of Agriculture, Agricultural Research Service, 1960

Holding Institution: U.S. Department of Agriculture, National Agricultural Library