000 00289nam a2200109Ia 4500
008 170101s1989 xx 000 0 und d
082 _a630.24 GUP
100 _aGupta, A.K
245 0 _aPractical manual for agricultural chemistry
260 _aNew Delhi
_bKalyani
_c1989
942 _2ddc
_cRS
999 _c403581
_d403581