LEADER 01661nam  2200397Ka 450 
001 9910697626503321
005 20081020144908.0
035   $a(CKB)5470000002390700
035   $a(OCoLC)262844938
035   $a(EXLCZ)995470000002390700
100   $a20081020d2001      ua             0
101 0 $aeng
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 13$aAn alternative regionalization scheme for defining nutrient criteria for rivers and streams$b[electronic resource] /$fby Dale M. Robertson, David A. Saad, and Ann M. Wieben ; prepared in cooperation with the U.S. Environmental Protection Agency, Regions 5 and 7
210  1$aMiddleton, Wis. :$cU.S. Dept. of the Interior, U.S. Geological Survey,$d2001.
215   $av, 57 pages $cdigital, PDF file
225 1 $aWater-resources investigations report ;$v01-4073
300   $aTitle from title screen (viewed Oct. 20, 2008).
606   $aWater quality$xStandards$zUnited States
606   $aNutrient pollution of water$zUnited States
615  0$aWater quality$xStandards
615  0$aNutrient pollution of water
700   $aRobertson$b Dale M$01392706
701   $aSaad$b David A$01386393
701   $aWieben$b Ann M$01420724
712 02$aUnited States.$bEnvironmental Protection Agency.$bRegion V.
712 02$aUnited States.$bEnvironmental Protection Agency.$bRegion VII.
712 02$aGeological Survey (U.S.)
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910697626503321
996   $aAn alternative regionalization scheme for defining nutrient criteria for rivers and streams$93539596
997   $aUNINA