David G. Grimble

• Field comparison of spruce budworm pheromone lures
• Aerially applied carbaryl for the control of saddled prominent caterpillars, Heterocampa guttivitta (Walk.)
• An oviposition and egg viability study of Oberea schaumii Lec. and Saperda concolor Lec. infesting trembling aspen (Populus tremuloides Michx.)
• CANUSA mid-program report
• New lepidoptera records for the Blue Mountains of eastern Oregon
• Saddled prominent oviposition studies in New York and adjacent states
• Saddled prominent pupal sampling