Stoyer, Tracy Lynne2017-03-102017-03-101985http://hdl.handle.net/10919/76145xi, 113 leavesapplication/pdfen-USIn CopyrightLD5655.V855 1985.S869Carduus -- Biological controlWeeds -- Integrated controlInsect-plant relationshipsBeetles -- DevelopmentHerbicides -- Physiological effectIntegration of the herbicide 2, 4-D with the rosette weevil Trichosirocalus horridus (Panzer) for control of Carduus thistlesThesis