Creator
- Oregon State University. Agricultural Experiment Station254
- Oregon State University. Extension Service232
- Oregon State University225
- Forest Products Laboratory (U.S.)115
- Oregon State University. Forest Research Laboratory70
- Oregon State University. College Of Forestry67
- Oregon State College. Extension Service61
- Oregon. Department Of Fish And Wildlife58
- Oregon. State Game Commission57
- Oregon. Dept. Of Geology And Mineral Industries56
- Oregon Agricultural College. Extension Service53
- Oregon State College. Agricultural Experiment Station49
- Oregon State Agricultural College. Extension Service47
- Oregon State College. Engineering Experiment Station44
- United States. Agricultural Research Service44
- Et Al.39
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)39
- Oregon State University. Malheur Experiment Station38
- Columbia Basin Agricultural Research Center34
- United States. Forest Service34