000 00511nam a2200217Ia 4500
008 160606s9999 xx 000 0 und d
020 _a8121908590
041 _aEnglish
082 _a574.5
084 _aR-13.2 A
100 _aVERMA, P. S , AGARWAL , V.K
245 _aEnvironmental biology
245 _cVERMA, P. S , AGARWAL , V.K
250 _a1st Ed.
260 _bS.Chand & Company Ltd.
260 _c2003
300 _a591 Pages
365 _aRs. 280
650 _aBIOLOGY
942 _cBK
999 _c22585
_d22585