- Oregon State University. Extension Service451
- Miles, Stanley5
- Oregon State University. Oregon Agricultural Information Network3
- Oregon State University. Extension Economic Information Office2
- Breithaupt, L. R. (Le Roy), 1886 1
- Burt, Lawrence A.1
- Cornelius, James C. (James Conley)1
- Deremiah, Joseph William1
- Eleveld, Bartelt1
- Extension Economic Information Office, Department Of Agriculture And Resource Economics1
- Horrell, Elvera1
- Miles, Stanley D.1
- Oregon State College. Agricultural Experiment Station1
- Oregon State University. Agricultural Experiment Station1
- Oregon State University. Department Of Agricultural And Resource Economics1
- Oregon State University. Department Of Agriculture And Resource Economics1