TY - BOOK ED - National Research Council U.S.. TI - Alternative agriculture SN - 0309039878 AV - S441 .A46 1991 U1 - 630/.973 19 PY - 1991/// CY - Washington, D.C. PB - National Academy Press KW - Alternative agriculture KW - United States KW - Local KW - Agricultural systems KW - Case studies N1 - Includes bibliographical references and index ER -