Creator
- Oregon State University. Extension Service471
- Oregon State University. Agricultural Experiment Station333
- U.S. International Biological Program. Coniferous Forest Biome184
- University Of Washington157
- United States. Forest Service. Northern Region. State & Private Forestry151
- Oregon State University. Cooperative Extension Service130
- Oregon State University. Forest Research Laboratory61
- Oregon State University. Sea Grant Marine Advisory Program55
- Oregon State University. Extension Service/Marine Advisory Program53
- Oregon State University. Water Resources Research Institute49
- Mcgregor, Mark D.48
- Gardner, E. Hugh44
- Oregon State University. Air Resources Center35
- Upper Willamette Resource Conservation And Development Project35
- Tunnock, Scott29
- Jackson, T. L.26
- United States. Forest Service26
- Mansour, N. S.25
- Oregon. Department Of Fish And Wildlife25
- Stebbins, Robert L.25