TY - RPRT TI - Using cyanobacteria and other phytoplankton to assess trophic conditions: A qPCR-based, multi-year study in twelve large rivers across the United States AU - Chiqian Zhang AU - Kyle D. McIntosh AU - Nathan Sienkiewicz AU - Erin A. Stelzer AU - Jennifer L. Graham AU - Jingrang Lu PY - 2023 DO - 10.1016/j.watres.2023.119679 UR - https://pubs.usgs.gov/publication/70247111 ID - 70247111 ER -