000 003330000a22001450004500
060 _a100
082 _a631.4 ARC
100 _aArcher, Sellers G
245 _aSoil conservation
260 _aNorman, University of Oklahoma Press
260 _c1956
300 _a305
650 _aSoil Science/ Soil Conservation/
942 _cBK
999 _c205408
_d205408