TY - JOUR AU - Bentley, Walter J. AU - Karlik, John F. AU - Affleck, Woody TI - On some tree species, annual sprays may control western poplar clearwing moth JF - California Agriculture JO - Calif Agr Y1 - 1994/07/01 VL - 48 IS - 4 SP - 37 EP - 40 PB - University of California Agriculture and Nature Resources SN - 0008-0845 UR - http://dx.doi.org/10.3733/ca.v048n04p37 L3 - 10.3733/ca.v048n04p37 AB - The western poplar clearwing moth, a serious pest to many species of western ornamental trees, can cause limb breakage or tree death in severe cases. In a study of three'species of ornamentals, the moth's development and infestation levels were measured in trees treated with carbaryl or chlorpyrifos. In heavily infested trees, annual insecticide applications provided control.