02063nam 2200445 a 450 991069966400332120230902161851.0(CKB)5470000002404295(OCoLC)671738691(EXLCZ)99547000000240429520101026d2010 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierBreakpoint analysis and relations of nutrient and turbidity stressor variables to macroinvertebrate integrity in streams in the Crawford-Mammoth Cave Uplands ecoregion, Kentucky, for the development of nutrient criteria[electronic resource] /by Angela S. Crain and Brian J. Caskey ; prepared in cooperation with the U.S. Environmental Protection Agency and the Kentucky Energy and Environment CabinetReston, Va. :U.S. Dept. of the Interior, U.S. Geological Survey,2010.1 online resource (vi, 29 pages) illustrations, mapScientific investigations report ;2010-5164Title from PDF title screen (USGS, viewed Oct. 25, 2010).Includes bibliographical references.Scientific investigations report ;2010-5164.Water qualityKentuckyNutrient pollution of waterKentuckyTurbidityWater qualityNutrient pollution of waterTurbidity.Crain Angela S1383004Caskey B. J(Brian J.)1388621United States.Environmental Protection Agency.Kentucky.Energy and Environment Cabinet.Geological Survey (U.S.)GPOGPOBOOK9910699664003321Breakpoint analysis and relations of nutrient and turbidity stressor variables to macroinvertebrate integrity in streams in the Crawford-Mammoth Cave Uplands ecoregion, Kentucky, for the development of nutrient criteria3462381UNINA