000 00294nam a22001217a 4500
020 _a 9788184115017
082 _a660.6
_bVEN.E
100 _aRao,Venkateswara,G
245 _aEnvironmental Biotechnology
260 _aNew Delhi:
_bSonali Publications,
_c2021.
300 _a375 p.
942 _cBK
999 _c644505
_d644505