000 00400 a2200157 4500
020 _a8170962449
082 _a631
_bGup
090 _c24258
_d39913
100 _aGupta, A. K.
245 _aPractical manual for agricultural chemistry
_bpart I
260 _aNew Delhi
_bKalyani Publishers
_c1989
_g1989
300 _axi,116p.
_c21cm
650 _aAgriculture
700 _aVarshney, M. L.
942 _cL
999 _c51388
_d51388