000 00293nam a2200121Ia 4500
008 221219s9999 xx 000 0 und d
100 _aS.K.Gupta
245 0 _aGenesis & Management of sodic (alkali) Soil
260 _bScientific Pub.
650 _aNRM
700 _aI.C.Gupta
942 _cBK
999 _c2116
_d2116