- Upper Willamette Resource Conservation And Development Project43
- Oregon State University Extension Service. Resource Conservation And Development Project Office13
- United States. Soil Conservation Service11
- Mellinger, Margaret10
- Boock, Michael9
- Cruickshank, E. Douglas7
- Webster, Janet G.7
- Upper Willamette Resource Conservation And Development Area4
- Avery, Bonnie E.3
- Nichols, Jane3
- Rielly, Loretta3
- Association Of Research Libraries2
- Chadwell, Faye A.2
- Chau, May2
- Froehlich, Henry A.2
- Haxton, John C.2
- Hussong Christian, Uta2
- Kunda, Sue2
- Landis, Lawrence2
- Macduffee, K. M.2