Canadian Forest Service Publications
Decline and mortality of black spruce caused by spruce budworm defoliation and secondary organisms. 1986. Raske, A.G.; Sutton, W.J. Canadian Forestry Service, Newfoundland Forestry Centre, St. John’s, Newfoundland. Information Report N-X-236. 29 p.
Available from: Atlantic Forestry Centre
Catalog ID: 6794