A tachinid fly stalks an obliquebanded leafroller larva. Tachinids are an important natural enemy of leafrollers in the Pacific Northwest. by Keith Granger & Jay Brunner, WSU The Washington State University Pest Management Transition Project is offering a series of field days to demonstrate practices in the field that will help tree fruit growers build successful integrated pest management programs. PMTP is working with Washington apple growers to facilitate the adoption of new pest control technologies as azinphos-methyl (Guthion) is phased out. Though there have been many new pesticides ­registered as alternatives to azinphos-methyl, integrating these new pesticides has brought […]