000 00403nam a2200157Ia 4500
008 250419s9999 xx 000 0 und d
020 _a81-7133-704-X
082 _a577
_bSHA
100 _aSharma, P. D.
245 0 _aEcology and environment
250 _a7th edition 2004.
260 _aNew Delhi :
_bRastogi Publications
_c2021
300 _a350 pages.
365 _a180
650 _bBiotechnology
999 _c260989
_d260989