Canadian Forest Service Publications
Studies of predators of the balsam woolly aphid Adelges piceae (Ratz.) (Homoptera: Adelgidae). IV. Neoleucopis obscura (Hal.) (Diptera: Chamaemyiidae), an introduced predator in eastern Canada. 1957. Brown, N.R.; Clark, R.C. The Canadian Entomologist 89: 533-546.
Year: 1957
Issued by: Atlantic Forestry Centre
Catalog ID: 7001
Language: English
Availability: Order paper copy (free)