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Soil Associations and Land Classification for Irrigation, Lincoln County

Don D. DwyerFrank Willard LewisGarrey Edward CarruthersJames R. GrayPhillip M. TrujilloSigurd Arthur Johansen

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