The effect of yellowheaded spruce sawfly, Pikonema alaskensis (Rohwer) Hymenoptera: Tenthredinidae density on defoliation

Sharpe, Andrea M.2023-06-072023-06-072000https://unbscholar.lib.unb.ca/handle/1882/33896v, 24 pageselectronicen-CAhttp://purl.org/coar/access_right/c_16ecThe effect of yellowheaded spruce sawfly, Pikonema alaskensis (Rohwer) Hymenoptera: Tenthredinidae density on defoliationsenior reportQuiring, DanielSCI-THS ZZZ-THF 2000 no.65Forestry and Environmental Management