Creator
- Oregon State University174
- Oregon State Agricultural College. Agricultural Experiment Station124
- Oregon State University. Agricultural Experiment Station97
- Oregon Agricultural College. Experiment Station89
- Oregon State College. Agricultural Experiment Station81
- Oregon State University. Extension Service75
- Oregon State University. College Of Forestry42
- Oregon State College. Extension Service40
- United States. Agricultural Research Service32
- Oregon State University. Forest Research Laboratory26
- U.S. International Biological Program. Coniferous Forest Biome26
- Oregon State University. Department Of Crop Science24
- Oregon. State Game Commission. Fishery Division22
- Powers, W. L. (Wilbur Louis), 188722
- Potter, E. L. (Ermine Lawrence), 1884 19
- Young, William C.19
- Oregon. State Game Commission18
- Adamus, Paul R.17
- Robinson, R. H. (Reginald Heber), 1886 17
- Oregon State College. Federal Cooperative Extension Service16