LEADER 01447nam  2200361Ka 450 
001 9910696817603321
005 20080729123819.0
035   $a(CKB)5470000002382709
035   $a(OCoLC)236486326
035   $a(EXLCZ)995470000002382709
100   $a20080729d2006      ua             0
101 0 $aeng
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 00$aNutrient concentrations and their relations to the biotic integrity of wadeable streams in Wisconsin$b[electronic resource] /$fby Dale M. Robertson ... [and others] ; in cooperation with the Wisconsin Department of Natural Resources
210  1$aReston, Va. :$cU.S. Dept. of the Interior, U.S. Geological Survey,$d2006.
215   $axiv, 139 pages $cdigital, PDF file
225 1 $aProfessional paper ;$v1722
300   $aTitle from PDF t.p. (viewed July 29, 2008).
320   $aIncludes bibliographical references.
606   $aWater quality biological assessment$zWisconsin
606   $aNutrient pollution of water$zWisconsin
615  0$aWater quality biological assessment
615  0$aNutrient pollution of water
701   $aRobertson$b Dale M$01392706
712 02$aGeological Survey (U.S.)
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910696817603321
996   $aNutrient concentrations and their relations to the biotic integrity of wadeable streams in Wisconsin$93548466
997   $aUNINA