TY - RPRT TI - Water quality, hydrology, and simulated response to changes in phosphorus loading of Butternut Lake, Price and Ashland Counties, Wisconsin, with special emphasis on the effects of internal phosphorus loading in a polymictic lake AU - Dale M. Robertson AU - William J. Rose PY - 2008 DO - 10.3133/sir20085053 UR - https://pubs.usgs.gov/publication/sir20085053 ID - sir20085053 ER -