LEADER 02179oam 2200649 450 001 9910706274003321 005 20171121121821.0 035 $a(CKB)5470000002455695 035 $a(OCoLC)644297733$z(OCoLC)301138065 035 $a(OCoLC)995470000002455695 035 $a(EXLCZ)995470000002455695 100 $a20100626d1980 ua 0 101 0 $aeng 135 $aurbn||||||abp 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aFreshwater micro-ecosystem development and testing of substitute chemicals /$fby Allan R. Isensee and Ronald S. Yockim 210 1$aDuluth, Minnesota :$cEnvironmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency,$d1980. 215 $a1 online resource (ix, 28 pages) $cillustrations 225 1 $aEcological research series ;$vEPA-600/3-80-008 300 $a"January 1980." 300 $a"Project Officer: John G. Eaton." 320 $aIncludes bibliographical references (page 27). 606 $aAquatic ecology 606 $aAquatic biology 606 $aPesticides$xToxicology 606 $aPesticides$xBiodegradation 606 $aAquatic biology$2fast 606 $aAquatic ecology$2fast 606 $aPesticides$xBiodegradation$2fast 606 $aPesticides$xToxicology$2fast 608 $aOnline resources. 615 0$aAquatic ecology. 615 0$aAquatic biology. 615 0$aPesticides$xToxicology. 615 0$aPesticides$xBiodegradation. 615 7$aAquatic biology. 615 7$aAquatic ecology. 615 7$aPesticides$xBiodegradation. 615 7$aPesticides$xToxicology. 700 $aIsensee$b Allan R.$01385902 702 $aYockim$b Ronald S. 712 02$aEnvironmental Research Laboratory (Duluth, Minn.), 801 0$bOCLCE 801 1$bOCLCE 801 2$bOCLCQ 801 2$bOCLCO 801 2$bOCLCQ 801 2$bOCLCF 801 2$bOCLCQ 801 2$bGPO 801 2$bMERUC 906 $aBOOK 912 $a9910706274003321 996 $aFreshwater micro-ecosystem development and testing of substitute chemicals$93434344 997 $aUNINA