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T. Work ; D. Mac Cullough ; W. Mattson | 1998More than 12 300 moths and 2 500 carabid beetles were trapped during 3 years (1993 through 1995) in two different ecological land type phases (ELTP's) in the Huron-Manistee National Forest in Michigan. One ELTP (no. 20) was dominated by oaks, an[...]
article/chapitre/communication
S. Katovich ; D. Mac Cullough ; R. Haack | 1995The Yellowheaded Spruce Sawfly (YHSS), Pikonema alskensis (Rohwer), (Hymenoptera : Tenthredinidae), defoliates spruce, Picea sp., throughout the Northern United States and Canada. The objectives of the document are to review and summarize the li[...]
