Washington apple growers are adopting new pest ­management strategies and technologies including safer chemistries, in accordance with the U.S. Environmental Protection Agency phaseout of ­azinphos-methyl (AZM-Guthion) in tree fruits. Because the new chemistries require more precise timing and better spray coverage, use of predictive models and improved application delivery systems are more important than ever before. The Pest Management Transition Project was funded by the Washington State legislature and a Washington State Department of Agriculture specialty crop grant to help Washington apple growers overcome barriers to adoption of new pest control technologies through a comprehensive program of education, training, and […]