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Soil Survey of San Juan County, Utah, Central Part
David T. HansenRobert H. Fish
出版U.S. Department of Agriculture, Soil Conservation Service, 1993
URLhttp://books.google.com.hk/books?id=qyIbDplF7hEC&hl=&source=gbs_api
EBookFULL_PUBLIC_DOMAIN
註釋"This soil survey contains information that can be used in land-planning programs in the survey area. It contains predictions of soil behavior for selected land uses. The survey also highlights limitations and hazards inherent in the soil, improvements needed to overcome the limitations, and the impact of selected land uses on the environment"--Page vii.