Canadian Forest Service Publications
Field trials with helicopter spraying for control of white pine weevil. 1963. Kirby, C.S.; McPhee, H.; Harnden, A. Bi-Monthly Progress Report 19(3):1 May-June.
Year: 1963
Issued by: Great Lakes Forestry Centre
Catalog ID: 37347
Language: English
Availability: PDF (request by e-mail)