000 00292nam a2200121Ia 4500
008 161118s2016 xx 000 0 und d
082 _a631.45 GUS-C
100 _aGustafson A.F.
245 0 _aConservation of the Soil
260 _aDelhi
_bBiotech books
_c2011
300 _a312
942 _2ddc
999 _c34443
_d34443