Creator
- Oregon State University. Extension Service[remove]4
- Sutherland, Charles F.2
- Adams, Paul W.1
- Berg, Marlene G.1
- Capizzi, Joseph1
- Decalesta, David S.1
- Emmingham, William H.1
- Gardner, Ernest Hugh1
- Kingsley, Kenneth1
- Manfredo, Michael1
- Mcmahon, Robert Ormond1
- Passon, David1
- Pitman, Gary Boyd1
- Proebsting, William M.1
- Young, Marvin1