TY - BOOK ED - United States. TI - Program for the Great Plains T2 - Miscellaneous publication / United States Department of Agriculture AV - S21 .A46 no. 709 PY - 1956/// CY - Washington, D.C. PB - U.S. Dept. of Agriculture KW - Soil conservation KW - High Plains (U.S.) N1 - Issued also as House document no. 289, 84th Cong., 2d sess ER -