000 00541 a2200193 4500
245 1 _aGenesis of black soils formed from different types of rocks associated with basalt.
300 _a182p.
650 _aSoil types
650 _aSoil profile
650 _aRocks
650 _aMinerology
650 _aTopography
650 _aClay soils
502 _cIARI, Division of Soil Science and Agricultural Chemistry, New Delhi
_bPh.D.
_d1963
502 _gBiswas, T.D.
100 1 _aPrasad, K.K.
_d
942 _2udc
_cT
901 _aT1723
999 _c137409
_d137409