TY - RPRT TI - Efficacy of glyphosate and five surfactants for controlling giant salvinia AU - J.F. Fairchild AU - A.L. Allert AU - J.S. Riddle AU - D.R. Gladwin PY - 2002 UR - https://pubs.usgs.gov/publication/70024543 ID - 70024543 ER -