TY - BOOK AU - Nikolitch,Radoje TI - The expanding and the contracting sectors of American agriculture AV - HD1751 .A91854 no. 74 PY - 1965/// CY - Washington PB - U.S. Dept. of Agriculture, Economic Research Service KW - Agriculture KW - Economic aspects KW - United States KW - Shifting cultivation KW - Farms, Size of N1 - Cover title; Includes bibliographical references ER -