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Soil Associations and Land Classification for Irrigation, Socorro County

Charles A. DavisD. Wayne KelloggE. J. GregoryFrank E. HoughtonH. J. MakerJoe N. CorganStephen Fuller

出版	New Mexico State University, Agricultural Experiment Station, 1955
URL	http://books.google.com.hk/books?id=f8FQAQAAMAAJ&hl=&source=gbs_api