- American Phytopathological Society (12)
- Society of Nematologists (2)
- Bartnicki-Garcia, S. (Salomon) (1)
- Erwin, D. C. (Donald C.) (1)
- Hickey, Kenneth D. (1)
- Holton, Charles Stewart, 1904- (1)
- Horst, R. Kenneth (Ralph Kenneth), 1935- (1)
- Jones, J. B. (Jeffrey Bryant), 1951- (1)
- Linderman, R. G. (1)
- Miller, Paul R., 1905- (1)
- New York State College of Agriculture and Life Sciences. Dept. of Plant Pathology (1)
- Palm, Mary Egdahl (1)
- Pfleger, Francis Louis (1)
- Pollard, Hazel L. (1)
- Rossman, Amy Y. (1)
- Spielman, Linda June, 1946- (1)
- Tsao, P. H. (Peter Hsing-tsuen), 1929- (1)
- United States. Agency for International Development (1)
- United States. Agricultural Research Service (1)