Creator
- Oregon State University. Agricultural Experiment Station3
- Bedell, Thomas E.1
- Dreesen, W. H. (William Henry), 1880 1
- Eddleman, Lee1
- Ganskopp, David C.1
- Hayes, Hugh1
- Hunter, Albert S. (Albert Sinclair), 1908 19911
- Miller, Richard F.1
- Oregon State College. Agricultural Experiment Station1
- Oregon State University. Federal Cooperative Extension Service1
- Oregon Woodland Publications Council1
- Ross, Charles R. (Charles Robert), 1908 1