- Oregon State University. Extension Service6
- Oregon State College. Agricultural Experiment Station4
- Powers, W. L. (Wilbur Louis), 18874
- Hart, John M. (John Mervyn), 1947 3
- Boersma, L.2
- Bouquet, A. G. B. (Arthur George Bristow), 1885 2
- Oregon State University. Southern Oregon Research And Extension Center2
- Rempel, Hannah Gascho2
- Strik, Bernadine C. (Bernadine Cornelia), 1962 2
- Altland, James Elmer, 1973 1
- Bedell, Thomas E.1
- Hart, John1
- Horneck, Donald1
- Lavender, Denis P.1
- Lindstrom, F. T.1
- Mcneilan, Ray A.1
- Mellbye, M. E.1
- Olsen, Jeff L.1
- Oregon State University. Agricultural Experiment Station1
- Oregon State University. Forest Research Laboratory1