Canadian Forest Service Publications
Cooley spruce gall aphid infestations in seed orchards on Saanich Peninsula. 1979. Cottrell, C.B. Fisheries and Environment Canada, Canadian Forest Service, Pacific Forest Research Centre, Victoria, BC. FIDS Pest Report June, 1979.
Year: 1979
Issued by: Pacific Forestry Centre
Catalog ID: 30783
Language: English
Series: FIDS Report (CFS)
Availability: PDF (download)