- Oregon State University. Extension Service780
- Washington State University. Extension63
- Pacific Northwest Cooperative Extension60
- University Of Idaho. Extension59
- Hart, John M. (John Mervyn), 1947 16
- Raab, Carolyn A.16
- Sullivan, Dan M. (Dan Matthew), 1954 14
- Allen, Nancy13
- Bowman, Sally R., 1949 13
- United States. Department Of Agriculture13
- Horneck, Donald Arthur12
- Larwood, Lillian12
- Shock, Clinton C.12
- Strik, Bernadine C. (Bernadine Cornelia), 1962 12
- Colquhoun, Jed11
- Corp, Mary K.11
- Burt, Lawrence A.10
- Sells, Sarah10
- Brewer, Linda J.9
- Kean, Deborah9