Canadian Forest Service Publications
Relating weather to outbreaks of western spruce budworm, Choristoneura occidentalis (Lepidoptera: Tortricidae), in British Columbia. 1984. Thomson, A.J.; Shepherd, R.F.; Harris, J.W.E.; Silversides, R.H. The Canadian Entomologist 116: 375-381.
Issued by: Pacific Forestry Centre
Catalog ID: 2296
Availability: PDF (download)
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