AuthorUnited States. Soil Conservation Service
TitlePrinciples and procedures for using soil survey laboratory data : course guide / prepared by Staff of the National Soil Survey Laboratory
Imprint [Wasthington, D.C.] : The Service, 1983
Descript 130 p. : diagrs., tables

Soil-surveys -- Data processing -- United States Soil science -- Laboratory manuals Soils -- Classification -- United States

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