- Upper Willamette Resource Conservation And Development Project34
- Oregon State University Extension Service. Resource Conservation And Development Project Office11
- United States. Soil Conservation Service9
- Oregon State University. Extension Service5
- Upper Willamette Resource Conservation And Development Area5
- Avery, Bonnie E.4
- Cruickshank, E. Douglas4
- Araya, Tesfom Melake3
- Arthur, Robert3
- Burnard, Michael D.3
- Etuk, Lena3
- Kularatne, Mohottala G3
- Luomba, Joseph Onyango3
- Mohan, Krishnan3
- Onyango, Paul Ochieng'3
- Pascoe, Sean3
- Robinson, Tom3
- Sektnan, Michaella3
- Shriver, Ann L.3
- Wilson, Clevo3