University links
Washington State University Turfgrass Program in Puyallup. Coordinated by Dr. Gwen Stahnke and Eric Miltner, WSU Puyallup. Everything for the turf industry.

WSU Turf Program in Pullman, W.J. Johnston, Washington State University.

OSU turf culture, Tom Cook, Oregon State University, Department of Horticulture.

Clopyralid links
Washington state bans the use of clopyralid on lawns and turf effective March 1, 2002, Washington State Department of Agriculture News Releases.

Herbicide contamination raises problems for the compost industry. March 2002, Washington State Department of Agriculture.

Clopyralid in compost. Craig Cogger and Andy Barry, Washington State University Puyallup. Close-up color plates of the damage on beans from clopyralid.

Industry links
Golf Course Superintendents Association of America. The foremost national association for golf course superintendents and their staff.

Western Washington Golf Course Superintendents Association, Olympia, WA.

Oregon Golf Course Superintendents Association, Oregon.

International links
Turfgrass Producers International. Rolling Meadows, Illinois.

Turf weeds
Agricultural weed gallery from New Jersey. Rutgers University. Very nice color thumbnails of lawn weeds. Click to see larege images.