National Jointed Goatgrass Research Program for current information on research for jointed goatgrass management – http://www.jointedgoatgrass.org/
Pacific Northwest Weed Management Handbook for information on weed management in the Pacific Northwest including Washington, Oregon, and Idaho – http://pnwhandbooks.org/weed/
Washington State Noxious Weed Control Board for information on Washington State’s noxious weeds – http://www.nwcb.wa.gov/index.htm
Washington State University’s Pesticide Information Center On-Line (PICOL) for information on pesticides labeled for use in Washington and Oregon and other information on pest management – http://wsprs.wsu.edu/index.html
Associations
Washington State Weed Association for information and registration form for their annual conference in Yakima – http://www.weedconference.org/
Weed Science Society of America, a professional society for weed scientist in North America – http://www.wssa.net/
Western Society of Weed Science, a professional society for weed scientists in the western U.S. and Canada – http://www.wsweedscience.org/