003860000a22001330004500060000800000082001400008100002100022100002400043245006300067260003900130260000900169300000800178650006600186 a100 a631.4 GIB aBatten, James W. aGibson, Sullivan J. aSoils : Their nature, classes, distribution, uses and care aU.S.A, University of alabama press c1970 a296 aSoil science/ soil conservation/ soil distribution/ soil uses