000 00355 a2200145 4500
080 _a631.459:631.61
_bB 471 E
245 1 _aElements of soil conservation
_cby H.H. Bennett
250 _a1st edn.
260 _aNew York
_c1947
650 _aSoil Erosion
650 _aSoil Conservation
100 1 _aBennett, H.H.
_d
300 _a406 p.
901 _a110375
999 _c44306
_d44306