Zeller, S.M.; Childs, L.R. 1925: Oregon Agricultural Experiment Station, Station Bulletin 217
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Reference Properties
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| Zeller, S.M.; Childs, L.R. 1925: Oregon Agricultural Experiment Station, Station Bulletin 217 |
| Zeller, S.M.; Childs, L.R. 1925: Oregon Agricultural Experiment Station, Station Bulletin 217 |