TY - RPRT TI - Evaluation of a method for comparing phosphorus loads from barnyards and croplands in Otter Creek Watershed, Wisconsin AU - Judy A. Wierl AU - Elise M. P. Giddings AU - Roger T. Bannerman PY - 1998 DO - 10.3133/fs16898 UR - https://pubs.usgs.gov/publication/fs16898 ID - fs16898 ER -