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Soil Associations and Land Classification for Irrigation, Rio Arriba County

Bill MeltonCarl E. BarnesFrank Howard OsterhoudtH. J. MakerLarry A. Brown

出版	New Mexico State University, Agricultural Experiment Station, 1955
URL	http://books.google.com.hk/books?id=6sFQAQAAMAAJ&hl=&source=gbs_api