000 00426nam a2200181Ia 4500
008 180424s9999 xx 000 0 und d
020 _a817096735X
084 _a660.62 S12
100 _a"Singh, B D"
245 0 _aBiotechnology
250 _a\\200100ENGGPCX
260 _aKalyani Publishers
260 _b2001
260 _cNew Delhi
300 _a574p.
500 _aincludes index and biblioraphy
942 _cBK
999 _c81110
_d81110