Caton, Douglas D. Inputs and costs for producing field crops / Douglas D. Caton, Trimble R. Hedges & W. Neill Schaller - California : Department of Agriculture. Agricultural Research Service (USDA) , 1958 - ii, 53p. : ill. ; 26 cm. Includes bibliographical references and index. Subjects--Topical Terms: AgricultureCottonCrops--United States Dewey Class. No.: 633.51 / CAT