Creator
- Oregon State University. Agricultural Experiment Station463
- Oregon State University. Extension Service353
- Oregon State College. Agricultural Experiment Station117
- Oregon State University. Forest Research Laboratory117
- Oregon. Dept. Of Geology And Mineral Industries106
- Oregon State University. Cooperative Extension Service92
- Forest Products Laboratory (U.S.)86
- United States. Agricultural Research Service71
- Oregon State University. Water Resources Research Institute59
- Oregon. State Game Commission58
- United States. Forest Service51
- Oregon. Department Of Fish And Wildlife49
- Oregon State University48
- Oregon Agricultural College. Experiment Station46
- Oregon State Agricultural College. Agricultural Experiment Station46
- Oregon State University. Malheur Experiment Station45
- Et Al.43
- Oregon State College. Extension Service41
- U.S. International Biological Program. Coniferous Forest Biome41
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)39