Records, 1948-1986.

Weed Science Society of America. Meeting

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Organized in 1950 as Weed Society of America; absorbed Association of Regional Weed Control Conferences in 1956; changed name to Weed Science Society of America in 1967. Made up of individuals and organizations engaged or interested in the study and control of weeds. Its aims are to promote knowledge of weeds and their control, to encourage legislation and regulation concerning weeds, to seek high standards in weed science education and to encourage research and publication of the results of res...

Association of Regional Weed Control Conferences.

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Southern Weed Conference

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Hilton, James L.

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Nalewaja, John D.

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Sylwester, E. P.

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Botany professor and administrator at Iowa State University. Erhardt Paul Sylwester received his B.A. degree from St. Olaf College in 1930, his M.S. from Iowa State in 1931, and his Ph. D. from Iowa State in 1943. Sylwester taught at St. Olaf College, but spent most of his professional career at Iowa State. In 1935 Sylwester received an appointment with Iowa State Extension, where he worked for thirty years as an extension botanist and plant pathologist. He specialized in weed control, especiall...

North Central Weed Control Conference

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