- Oregon State University. Agricultural Experiment Station45
- Letelier, Ricardo M.28
- Oregon State University26
- Oregon State University. Extension Service24
- United States. Agricultural Research Service23
- Columbia Basin Agricultural Research Center20
- Forest Products Laboratory (U.S.)18
- Houseman, E. Andres17
- Kelsey, Karl T.15
- Dalton, Meghan14
- Karl, David M.14
- Marsit, Carmen J.14
- White, Angelicque E.14
- Et Al.12
- Mote, Philip W.12
- United States. Bureau Of Land Management12
- Church, Matthew J.11
- Osu Forestry Alumni Association11
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club11
- Fleishman, Erica10