• Biology and management of common ragweed 

    Bradley, Kevin; Jordan, Tom; Nice, Glenn; Smeda, Reid; Sprague, Christy; Loux, Mark; Johnson, Bill (University of Missouri--Columbia. Extension Division, 2022)
    "This publication examines the biological characteristics of common ragweed that make it a troublesome weed, and outlines management practices that will help growers better manage the weed and slow the selection of biotypes ...
  • Biology and management of giant ragweed 

    Bradley, Kevin; Johnson, Bill; Loux, Mark; Nordby, Dawn; Sprague, Christy; Nice, Glenn; Westhoven, Andy; Stachler, Jeff (University of Missouri--Columbia. Extension Division, 2022)
    "This publication discusses the biological characteristics that make giant ragweed troublesome, and provides management guidelines that will minimize yield losses and slow the development of glyphosate-resistant ...
  • Early spring weeds of no-till crop production (2000) 

    Fishel, Fred; Johnson, Bill; Peterson, Dallas; Loux, Mark; Sprague, Christy (University of Missouri Extension, 2000)