Creator
- Oregon State University150
- Oregon State University. Agricultural Experiment Station31
- Oregon State University. Extension Service26
- Oregon State College. Agricultural Experiment Station24
- Hatfield Marine Science Center22
- Oregon State University. Forest Research Laboratory20
- Huyer, Adriana, 1945 15
- United States. Agricultural Research Service15
- Peterson, William T.14
- Fleischbein, Jane13
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)13
- Gilbert, William E.12
- Lane County Historical Society (Or.)12
- United States. Forest Service12
- Institute For Natural Resources11
- Oregon State College. Extension Service9
- Oregon State University. College Of Forestry9
- Oregon. Dept. Of Geology And Mineral Industries9
- U.S. International Biological Program. Coniferous Forest Biome9
- Columbia Basin Agricultural Research Center8