• Corn Insect Pests: A diagnostic guide 

    O'Day, Maureen H.; Becker, Anastasia; Keaster, Armon J.; Kabrick, Laura Rogers; Steffey, Kevin Lloyd, 1950- (University of Missouri Office of Extension, 2001-05)
    This densely illustrated, color publication aids in the identification of more than 20 of the most important insect pests in corn in the north-central United States. Identification is based on symptoms of crop injury rather ...
  • Introduction to Crop Scouting 

    Fishel, Fred; Bailey, Wayne Charles; Boyd, Michael L.; Johnson, William G. (William Gary), 1964-; O'Day, Maureen H.; Sweets, Laura; Wiebold, William J. (William John), 1949- (University of Missouri Extension, 2009-09)
    Crop scouting is an essential part of Integrated Pest Management (IPM). Scouting provides field-specific information on pest pressure and crop injury, information essential to the appropriate selection and application of ...