000 00346nam a2200145Ia 4500
999 _c171724
_d171724
020 _a8171640125
040 _cCUS
082 _a631.4
_bMEH/T
100 _aMehra, R.K.
245 0 _aTextbook of soil science/
_c R.K. Mehra
260 _aNew Delhi:
_bICAR,
_c2004.
300 _a489 p.
650 _aSoil science
942 _cWB16