- Oregon State University. Extension Service3
- Moore, James A.2
- Oregon State College. Agricultural Experiment Station2
- Pacific Northwest Cooperative Extension2
- United States. Department Of Agriculture2
- University Of Idaho. Cooperative Extension Service2
- Washington State University. Cooperative Extension2
- Branton, C. Ivan (Clarence Ivan), 1912 1
- Chen, Chaur Fong1
- Cropsey, Myron George, 1910 1
- Moore, James A. (James Allan), 1939 1
- Oliver, A. W. (Alfred Weaver), 1894 1
- Price, F. E. (Frederick Earl), 1898 1
- Ryan, Philip Kevin1