000 00294nam a2200133Ia 4500
008 230108s9999 xx 000 0 und d
100 _aBennett HH
245 0 _aElements of Soil Conservation
260 _bMGH
260 _c1955
365 _b0.00
650 _aSoil science
942 _cBK
999 _c243304
_d243304