- Oregon State University. Agricultural Experiment Station30
- Oregon State College. Agricultural Experiment Station16
- Oregon State College. Extension Service16
- Muth, O. H. (Otto Herbert), 1906 9
- Oregon State College. Federal Cooperative Extension Service7
- Oregon State University. Extension Service/Marine Advisory Program6
- Columbia Basin Agricultural Research Center5
- Kennick, W. H. (Walter Herbert), 1920 5
- Oregon Agricultural College. Experiment Station5
- Oregon State Agricultural College. Agricultural Experiment Station5
- Sinnard, H. R. (Herbert Reeves), 1904 5
- Curl, Herbert Charles4
- Oregon Agricultural Experiment Station4
- Shaw, J. N. (James Niven), 1890 4
- Stoevener, H. H.4
- United States. National Oceanic And Atmospheric Administration. Office Of Sea Grant4
- Bogart, Ralph, 1908 3
- Byrne, John Vincent, 1928 3
- Howell, Herbert B.3
- Landers, John H. (John Herbert), 1921 3