their value and use in estimating the fertility status of soils and nutritional requirements of crops Bear, Firman E. (Firman Edward) 1884-1967 Kitchen, Herminie B. (Herminie Broedel) 1901-1973 editor. text xxu Washington American Potash Institute 1948 monographic eng

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xxiii, 308 p. : ill. ; 26 cm. prepared by Firman E. Bear ... [ et al. ] ; edited by Hermine Broedel Kitchen. Includes bibliographical references and index. Soils Analysis Soil fertility Soils Testing Soil fertilizer requirements Plants Nutrition Deficiency diseases in plants Agricultural chemistry S593 .B4 631.4 KID agr48000538 DLC 750829 20150112141237.0 6009851