Home » Society » Manual Of Operating Procedures Society Awards Committees Directories Documents EPA Liaison Information Science Policy Sustaining Members WSSA Membership WSSA NIFA Fellow Awards Committees Directories Documents EPA Liaison Information Science Policy Sustaining Members WSSA Membership WSSA NIFA Fellow Manual Of Operating Procedures Last Updated: October 2023 View PDF WSSA Herbicide Handbook 10th Edition Download the latestWSSA Newsletter Find Weed Science Books in the Bookstore News WSSA Member Scientist Honored as AAAS Fellow Aquatic Weed Among ‘World’s Worst’ Expands in Northeastern US WSSA Applauds Endangered Species Herbicide Strategy Update