| |
The parasitoid communities associated with an invasive canola pest, Ceutorhynchus obstrictus (Coleoptera: Curculionidae), in Ontario and Quebec, Canada.
Mason, P. G.; Miall, J. H.; Bouchard, P.; Gillespie, D. R.; Broadbent, A. B.; Gibson, G. A. P.; Entomological Society of Canada, Ottawa, Canada, Canadian Entomologist, 2011, 143, 5, pp 524-537, 34 ref. Surveys were conducted to determine the parasitoid communities associated with the cabbage seedpod weevil, Ceutorhynchus obstrictus (Marsham), an important invasive pest of canola in Ontario and Quebec, Canada. More than 18 species of Chalcidoidea (Hymeno...
|
| |
Effects of gypsy moth establishment and dominance in native caterpillar communities of northern oak forests.
Timms, L.; Smith, S.; Entomological Society of Canada, Ottawa, Canada, Canadian Entomologist, 2011, 143, 5, pp 479-503, many ref. Little research has addressed the impacts of invasive-species establishment on native forest insect communities. Such information is lacking even for gypsy moth, Lymantria dispar (L.) (Lepidoptera: Erebidae), the most thoroughly studied invasive forest in...
|
| |
Chalcidoid parasitoids of overwintered pupae of Hyphantria cunea (Lepidoptera: Arctiidae) in hazelnut plantations of Turkey's central Black Sea region.
Sulli̇van, G. T.; Karaca, I.; Ozman-Sulli̇van, S. K.; Yang, Z. Q.; Entomological Society of Canada, Ottawa, Canada, Canadian Entomologist, 2011, 143, 4, pp 411-414, 16 ref. Overwintered pupae of fall webworm, Hyphantria cunea (Drury), were collected from 38 hazelnut (Corylus avellana L. (Betulaceae)) plantations in Samsun province, Turkey, in 2008 and 2009. Four chalcidoid (Hymenoptera: Chalcidoidea) species were reared: Cho...
|
| |
Larval phenologies and parasitoids of two seed-feeding weevils associated with hoary cress and shepherd's purse (Brassicaceae) in Europe.
Muller, F. J.; Dosdall, L. M.; Mason, P. G.; Kuhlmann, U.; Entomological Society of Canada, Ottawa, Canada, Canadian Entomologist, 2011, 143, 4, pp 399-410, 42 ref. In Europe, Ceutorhynchus turbatus Schultze and Ceutorhynchus typhae (Herbst) (Coleoptera: Curculionidae) feed on seeds from hoary cress and shepherd's purse (Cardaria draba (L.) Desv. and Capsella bursa-pastoris (L.) Medik.); both plants are invasive in N...
|
| |
Population variability and persistence of three aphid pests of potatoes over 60 years.
Lamb, R. J.; MacKay, P. A.; Alyokhin, A.; Entomological Society of Canada, Ottawa, Canada, Canadian Entomologist, 2011, 143, 1, pp 91-101 Abundance, persistence, and variability of populations of Macrosiphum euphorbiae (Thomas), Myzus persicae (Sulzer), and Aphis nasturtii Kaltenbach (Hemiptera: Aphididae) in potato plots for intervals of 58 years (n=1), 29 years (n=2), 19-20 years (n=3), a...
|
| |
Molecular and biometric assessment of Myzodium mimulicola (Hemiptera: Aphididae), with new synonymy and host and distributional data.
Pike, K. S.; Graf, G.; Foottit, R. G.; Maw, H. E. L.; Miller, G. L.; Harpel, J.; Pantoja, A.; Hagerty, A.; Emmert, S.; Entomological Society of Canada, Ottawa, Canada, Canadian Entomologist, 2010, 142, 5, pp 448-457 A molecular and biometric assessment and redescription of Myzodium mimulicola (Drews and Sampson) are provided. New North American host and distributional data are presented, including the first record from Alaska. Myzodium knowltoni (Smith and Robinson) ...
|
| |
Potential for range expansion of mountain pine beetle into the boreal forest of North America.
Safranyik, L.; Carroll, A. L.; Régnière, J.; Langor, D. W.; Riel, W. G.; Shore, T. L.; Peter, B.; Cooke, B. J.; Nealis, V. G.; Taylor, S. W.; Entomological Society of Canada, Ottawa, Canada, Canadian Entomologist, 2010, 142, 5, pp 415-442, many ref. The potential for mountain pine beetle, Dendroctonus ponderosae Hopkins (Coleoptera: Curculionidae: Scolytinae), to expand its historical range in North America from west of the continental divide into the eastern boreal forest was assessed on the basis o...
|
| |
Calling behavior of Tetropium fuscum (Coleoptera: Cerambycidae: Spondylidinae).
Lemay, M. A.; Silk, P. J.; Sweeney, J.; Entomological Society of Canada, Ottawa, Canada, Canadian Entomologist, 2010, 142, 3, pp 256-260 We describe the calling posture of the brown spruce longhorn beetle, Tetropium fuscum (F.), and demonstrate, using solid-phase micro-extraction and gas chromatography - mass spectrometry, that this posture is positively correlated with the release of fusc...
|
| |
First North American records for Heterarthrus vagans (Hymenoptera: Tenthredinidae), a Palaearctic leafmining sawfly of alder.
Humble, L. M.; Entomological Society of Canada, Ottawa, Canada, Canadian Entomologist, 2010, 142, 2, pp 181-187 The discovery in southwestern British Columbia of widespread established populations of the Palaearctic leafminer Heterarthrus vagans (Fallén) feeding on native red alder, Alnus rubra Bong. (Betulaceae), is reported. A preliminary survey suggests that it ...
|
| |
Analysis of genetic diversity in an invasive population of Asian long-horned beetles in Ontario, Canada.
Carter, M. E.; Smith, M. T.; Turgeon, J. J.; Harrison, R. G.; Entomological Society of Canada, Ottawa, Canada, Canadian Entomologist, 2009, 141, 6, pp 582-594 Adult Asian long-horned beetles, Anoplophora glabripennis (Motschulsky) (Coleoptera: Cerambycidae: Lamiinae), were discovered in Ontario, Canada, in 2003 in the vicinity of a commercial warehouse. Trees were heavily scarred with signs of attack and larvae...
|