TY - RPRT TI - Effects of flood inundation, invasion by Phalaris arundinacea, and nitrogen enrichment on extracellular enzyme activity in an Upper Mississippi River floodplain forest AU - Nathan R. De Jager AU - Whitney Swanson AU - Daniel L. Hernandez AU - Julia Reich AU - Richard A. Erickson AU - Eric A. Strauss PY - 2019 DO - 10.1007/s11273-018-09651-2 UR - https://pubs.usgs.gov/publication/70201969 ID - 70201969 ER -