TY - RPRT TI - Water-quality assessment of the Lower Susquehanna River Basin, Pennsylvania and Maryland: sources, characteristics, analysis and limitations of nutrient and suspended-sediment data, 1975-90 AU - R.A. Hainly AU - C. A. Loper PY - 1997 DO - 10.3133/wri974209 UR - https://pubs.usgs.gov/publication/wri974209 ID - wri974209 ER -