Extraction of microsomal fraction from midguts of western spruce budworm choristoneura occidentalis f., and rat liver,and their ability to expoxidize aldrinMicrosomal fractions were isolated from midguts of western spruce budworm larvae and ratliver....
Location of sites at which we compared fire and western spruce budworm outbreak histories.Shaded area shows the distribution of Douglas-fir and grand fir (the primary host species for western spruce budworm) according to Little (1971) [86].
2004]. multicentury history of western spruce budworm outbreaksAbstract: Western spruce budworm (Choristoneura occidentalis Freeman) is a native defoliator of forests in the inte-rior Douglas-fir (Pseudotsuga menziesii var....
Moisture stress on the growth and development of western spruce budworm and armillaria ostoyae on grand fir seedlings.This greenhouse study evaluates the influence of separately and simultaneously imposed water stress, western spruce budworm (Choristorneura occidentalis Freeman) defoliation, and inoculation with the root pathogen, Armillaria ostoyae (Romagn.)...
