000 00329 a2200133 4500
080 _a631.459:631.61
_bB 471 E
245 1 _aElements of soil conservation
_cby H.H. Bennett
260 _aNew York
_c1947
650 _aSoil Erosion
650 _aSoil Conservation
100 1 _aBennett, H.H.
_d
300 _a406 p.
901 _a73308
999 _c44313
_d44313