Creator
- Oregon State University136
- Oregon State University. Extension Service95
- Oregon State University. Agricultural Experiment Station78
- Oregon State College. Agricultural Experiment Station72
- Brodeur, Richard D.51
- Oregon State Agricultural College. Agricultural Experiment Station46
- Forest Products Laboratory (U.S.)34
- U.S. International Biological Program. Coniferous Forest Biome34
- Oregon State University. College Of Forestry31
- Oregon State University. Forest Research Laboratory26
- Oregon. Dept. Of Geology And Mineral Industries23
- Fletcher, Richard A.22
- University Of Washington21
- Oregon State University. Department Of Horticulture20
- Bondi, Michael C.19
- Daly, Elizabeth A.19
- Dick, Richard19
- Smiley, Richard W.19
- Westigard, Peter H.19
- Sattell, Robert18