Creator
- United States. Office Of Water Research And Technology11
- Oregon State University. Water Resources Research Institute7
- Boersma, L.6
- National Science Foundation (U.S.). Research Applied To National Needs Program6
- Oregon State University. Agricultural Experiment Station6
- Bella, David A.1
- Brooks, Royal H.1
- Davis, Gerald E.1
- Flaherty, David C.1
- Hughes, Robert M.1
- State Of Washington Water Research Center1
- Su, Charles.1
- Warren, Charles E., 1926 1