Can anyone comment on the short and long-term effectiveness (or lack thereof) of using permethrin, in combination with something called "orthophos," to combat beetles on weeping trees and sudden oak death respectively?
many thanks, paola Paola Bouley, M.S. Watershed Biologist Salmon Protection and Watershed Network POB 400, Forest Knolls CA 94933 Tel: 415.488.0370 x102 www.spawnusa.org
