- Oregon State University. Extension Service36
- Pacific Northwest Cooperative Extension11
- Holroyd, Michael H.8
- Washington State University. Cooperative Extension8
- Oregon State Agricultural College7
- Oregon State Agricultural College. Experiment Station7
- Lewis, Margaret6
- Lorenz, Bonnie A.5
- University Of Idaho. Cooperative Extension Service5
- Boltes, Barbara V.4
- Delgado, Joy4
- Lewis, Margaret J.4
- Saunders, Ellen4
- Souza, Maria4
- Swanson, Marilyn4
- United States. Department Of Agriculture4
- Wood, Mary Lee4
- Rao, Sujaya3
- Sapon White, Richard3
- Sawer, Barbara J.3