Creator
- Oregon State University. Extension Service444
- Oregon State College. Agricultural Experiment Station128
- Oregon State University. Agricultural Experiment Station117
- Pacific Northwest Cooperative Extension98
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)80
- United States. Department Of Agriculture76
- Washington State University. Cooperative Extension68
- University Of Idaho. Cooperative Extension Service61
- United States. Forest Service51
- Oregon. Forest Lands Research Center, Corvallis43
- Southwest Oregon Forestry Intensified Research Program. Adaptive Phase42
- Brook, Edward J.40
- Oregon State University. Cooperative Extension Service36
- Oregon State College. Federal Cooperative Extension Service35
- Moum, J. N.34
- Chelton, Dudley B.33
- Oregon State University. Extension Service/Marine Advisory Program33
- Peterson, William T.33
- Selker, John S.32
- Washington State University. Extension32