- Oregon State University137
- Oregon State University. Extension Service70
- Oregon State University. Agricultural Experiment Station48
- Oregon State University. College Of Forestry48
- U.S. International Biological Program. Coniferous Forest Biome24
- Et Al.22
- Oregon State University. Department Of Horticulture20
- University Of Washington20
- Karplus, P. Andrew19
- Andrews, N. (Nick)18
- Brewer, Linda J.18
- Hatfield Marine Science Center17
- Oregon State University. Registrar's Office17
- Azarenko, A. N. (Anita Nina)16
- Bondi, Michael C.16
- Burt, Lawrence A.16
- Castagnoli, S.16
- Chilton, Mike16
- Cook, Thomas W.16
- Duncan, Andrew A.16