000 00276nam a2200121Ia 4500
008 220201s1999 xx 000 0 eng d
082 _a530
_bBIS
100 _aBiswas, T.D.
245 0 _aTextbook of soil science
260 _aDelhi
_bTMH
_c1999
300 _a433
942 _2ddc
999 _c35748
_d35748