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Skip to Search Results- 1Aurelian, Virgiliu Marius
- 1Batallas Huacon, Ronald E
- 1Grocock, Nicholas L
- 1Jorgensen, Amanda
- 1Kwon, Jessica J
- 1Lemmen, Joelle K.
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Pine Wars: A New Host Interactions between the mountain pine beetle (Dendroctonus ponderosae Hopkins) and its pine hosts in Canada's boreal forest
DownloadFall 2023
Mountain pine beetle (MPB) has undergone a climate change facilitated range expansion and has attacked and killed trees at higher latitudes and elevations than has ever been recorded. During outbreaks, MPB attack large healthy pine trees that will fight back against the colonizing beetles using...
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Interactions of pea leaf weevil (Coleoptera: Curculionidae) with its primary and secondary host plants in Alberta
DownloadFall 2021
The pea leaf weevil, Sitona lineatus Linnaeus (Coleoptera: Curculionidae), is an invasive, oligophagous herbivore that feeds on a variety of legume (Fabales: Fabaceae) plants. Field peas (Pisum sativum) and faba bean (Vicia faba) are the primary host plants of the pea leaf weevil. Adult weevils...
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Examining the Biology and Monitoring Tools of Sitodiplosis mosellana in the Peace River region, Alberta
DownloadSpring 2019
Wheat midge, Sitodiplosis mosellana Géhin (Diptera: Cecidomyiidae), is an invasive pest of wheat that has spread into the Peace River region of Alberta, Canada. The biology and monitoring of wheat midge has not previously been examined in this region. Wheat midge overwintering density and...
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The Basis for Cutworm (Lepidoptera: Noctuidae) Integrated Pest Management: Understanding Crop-Pest Interaction and Moth Community Structure in Prairie Agroecosystems
DownloadSpring 2019
Cutworms and armyworms (Lepidoptera: Noctuidae) are part of a pest complex, native to North America, that causes sporadic economic damage to multiple annual crops grown across the Canadian Prairies. Both larvae and adults are generalist herbivores on a wide range of hosts from different plant...
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Factors influencing bee pollinator bycatch in cutworm and armyworm moth (Lepidoptera: Noctuidae) monitoring programs in Alberta, Canada
DownloadSpring 2019
Unintentional bycatch of bee pollinators in monitoring traps that target moth pests occurs in many agroecosystems. Capture of bees can have a substantial effect on the efficiency of monitoring systems and has the potential to negatively impact bee biodiversity and pollination services for both...
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Enhancing parasitism of the introduced ash tree pest, Caloptilia fraxinella by native parasitoid, Apanteles polychrosidis in Edmonton, Alberta: Not just a matter of more parasitoids being attracted to infested trees
DownloadFall 2018
Hymenopteran parasitoids are widely studied and employed as biological controls to reduce populations of pest insects. Apanteles polychrosidis Vierek (Hymenoptera: Braconidae) is a native parasitoid wasp that has shifted hosts, becoming the primary parasitoid of the ash leaf-cone roller,...
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Optimization of semiochemical monitoring for pea leaf weevil, Sitona lineatus (Coleoptera: Curculionidae), in the Prairie Provinces
DownloadFall 2017
The pea leaf weevil, Sitona lineatus Linnaeus (Coleoptera: Curculionidae) is an invasive pest of increasing concern to pulse producers in the Canadian Prairie Provinces. Pea leaf weevil larvae cause damage to field pea (Pisum sativum) and faba bean (Vicia faba) crops by feeding on root nodules...
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Plasticity in response to semiochemicals as part of a reproductive diapause syndrome in a long-lived moth, Caloptilia fraxinella (Lepidoptera: Gracillariidae)
DownloadSpring 2014
In Lepidoptera that exhibit a delay in mating, response to semiochemicals associated with mating may be plastic, to optimize timing of reproductive events with appropriate environmental conditions. This thesis examines male response to female sex pheromone and male and female response to host...
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Development of a pheromone-based attract and kill formulation with visual cues to target the diurnally active apple clearwing moth, Synanthedon myopaeformis (Borkhausen), (Lepidoptera: Sesiidae)
DownloadSpring 2014
The apple clearwing moth, Synanthedon myopaeformis (Borkhausen), (Lepidoptera: Sesiidae) is a serious pest of apple trees in British Columbia (BC) in Canada. Due to its recent introduction to BC and the lack of natural predators, the development of an attract and kill formulation using SPLAT® to...
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Following the plume: Development of a pheromone-based monitoring and management program for Coleophora deauratella (Lepidoptera: Coleophoridae)
DownloadFall 2014
The reliance of moths on pheromone-mediated communication for mate location makes sex pheromones ideal candidates for exploitation in integrated pest management (IPM) programs. Pheromones make sensitive tools that can detect invasive species at low population densities and in new habitats. The...