TY - RPRT TI - Acid rain stimulation of Lake Michigan phytoplankton growth AU - Bruce A. Manny AU - G.L. Fahnenstiel AU - W.S. Gardner PY - 1987 DO - 10.1016/s0380-1330(87)71644-x UR - https://pubs.usgs.gov/publication/1000558 ID - 1000558 ER -