000 00299nam a2200121Ia 4500
008 140317s9999 xx 000 0 und d
082 _a631.81
100 _aKannaiyan, S.
245 _aBiotechnology of biofertilizers.
260 _aNew Delhi
_bNarosa Pub.
_c2002
300 _a375
942 _2ddc
_cBK
999 _c15728
_d15728