Turfgrass Weed Control guide from Purdue Extension
This guide provides weed identification and control information that turfgrass professionals can use to develop effective weed control programs for golf courses, athletic fields, sod farms, lawns, and other turfgrass systems. The recommendations apply to the majority of the United States, with input from experts in Illinois, Indiana, Iowa, Kansas, Kentucky, Michigan, Minnesota, Missouri, Nebraska, New Jersey, New York, Ohio, Pennsylvania, and Wisconsin.
It is also available as a PDF download.
Authors include: Aaron Patton; Aaron Hathaway, Adam Thoms, Bill Kreuser, Bruce Branham, Cole Thompson, David Gardner, David Gardner, Doug Soldat, Geoff Schortgen, Gregg Munshaw, Jared Hoyle, Jenny Kao-Kniffin, Lee Miller, Matthew Elmore, Nick E Christians, Paul Koch, Sam Bauer, Thomas A Nikolai, Tom Voigt, Xi Xiong, and Zane Raudenbush.