TY - RPRT TI - Response of sago pondweed, a submerged aquatic macrophyte, to herbicides in three laboratory culture systems AU - W. James Fleming AU - M.S. Ailstock AU - J.J. Momot AU - C.M. Norman PY - 1991 UR - https://pubs.usgs.gov/publication/5210501 ID - 5210501 ER -