Onion growers in Treasure Valley have faced difficulties in controlling thrips. One of the problems is resistance to commonly used insecticides. Researchers conducted tests to find the most effective insecticides.
Q: Several brown, dead rings have formed in my lawn this summer. They seem to coincide with a type of mushroom. Are the mushrooms causing this? Is there any treatment short of applying a fungicide that is effective? Will the lawn recover on its own?
Oregon is among the world’s best regions for farming European truffles. With the development of modern seedling inoculation methods, 80-90% of French truffles are now grown in orchards of inoculated oak and hazelnut trees. While...
Q: What do you recommend for keeping weeds at bay in planting beds? We'd like to stop using Round-Up. Our beds are too big and the weeds are too numerous to be able to keep up mechanically. Would a vinegar solution be harmful to the soil?