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ScholarsArchive@OSU
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Creator
Darr, David R.
1
Eisgruber, Ludwig, M.
1
Farrell, John P.
1
Nelson, A. Gene
1
Oregon State University. Agricultural Experiment Station
1
Oregon State University. Extension Service
[remove]
1
Rettig, R. Bruce, 1940
1
Sorenson, Gary W.
1