General Correspondence - Entomological Society of America, 1961-1965. 1961- 1965.
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Ontario Agricultural College. Dept. of Apiculture.
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After obtaining his Bachelor's degree from OAC in 1951, Herman Tiessen worked for one year in the Fruit and Vegetable Branch of the Ontario Department of Agriculture. He earned his Master's degree from Michigan State University in 1953 and his Ph.D. in 1955. Later that year, he joined the faculty of the Department of Horticulture at OAC. He died on Dec. 10, 1987. From the description of Graduate Studies - Ontario, 1951, with H. Tiessen, undergraduate, University of Toronto. 1951, 198...
American Association of Economic Entomologists
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The Entomological Society of America (ESA) is the largest organization in the world serving the professional and scientific needs of entomologists and people in related disciplines. Founded in 1889, ESA today has more than 6,000 members. This number includes educators, extension personnel, consultants, students, researchers, and scientists from agricultural departments, health agencies, private industries, colleges and universities, and state and federal governments. ESA is a 501(c)3 not-for-pro...
