TY - RPRT TI - Reproductive characteristics of a population of the washboard mussel Megalonaias nervosa (Rafinesque 1820) in the upper Mississippi River AU - C.A. Woody AU - L. Holland-Bartels PY - 1993 DO - 10.1080/02705060.1993.9664724 UR - https://pubs.usgs.gov/publication/1003158 ID - 1003158 ER -