Field horticulturists from Chelan Fruit Cooperative examine beneficial insects during a hands-on workshop offered in February. Inset: Angela Gadino discusses natural-enemy monitoring techniques with Leo Garcia during a workshop preceding the WSU Sunrise Orchard Field
Implementing stable biological control programs requires growers and pest managers to have a much better understanding of management actions against not only pests, but also their natural enemies. Sound management strategies must consider the phenology
Washington State University entomologist Dr. Stan Hoyt developed integrated mite control in the late 1960s (see “How integrated mite control works”).
Over the last four decades, integrated mite control has saved Washington fruit growers millions of
Washington State University viticulture extension specialist Dr. Michelle Moyer suggests growers consider the following when developing a disease management program:
• Reproductive rate of the pathogen. How fast can the disease reproduce in your vineyard? Is
Inspect the bees you receive. A strong hive should have enough adult bees to cover eight to ten frames.
Honeybees are under unprecedented pressure, besieged by parasitic mites, viruses, diseases, and pesticide residues.
So, what can orchardists
Generations of growers have monitored the key pests in their orchards. Over the years, traps and lures available to growers have evolved. Yet, the goal has always been to develop easy-to-use, sensitive, and selective trapping