Canadian Forest Service Publications
The hemlock looper in Newfoundland: the outbreak, 1966 to 1971; and aerial spraying, 1968 and 1969. 1971. Otvos, I.S.; Clark, R.C.; Clarke, L.J. Newfoundland Forest Research Centre, St. Johns, NF. Information Report N-X-68.
Available from: Atlantic Forestry Centre
Catalog ID: 6626
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