000 00395nam a2200169Ia 4500
008 180424s9999 xx 000 0 und d
084 _a574.5 V1
100 _a"Verma, S R"
245 0 _aEnvironmental Biology
250 _a\\197900ENGGPSX
260 _aAcademic
260 _b1979
260 _cNew York
300 _axii+497 p
500 _aincludes index and biblioraphy
942 _cBK
999 _c48228
_d48228