TY - RPRT TI - Using quantitative polymerase chain reaction to assess phytoplankton and indicate eutrophication in freshwater rivers: A multiyear nationwide study across the United States AU - Chiqian Zhang AU - Kyle D. McIntosh AU - Nathan Sienkiewicz AU - Erin Stelzer AU - Jennifer L. Graham AU - Jingrang Lu PY - 2026 DO - 10.1016/b978-0-443-41741-2.00026-0 UR - https://pubs.usgs.gov/publication/70277101 ID - 70277101 ER -