Articles with "spruce budworm" as a keyword



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Insect defoliation modulates influence of climate on the growth of tree species in the boreal mixed forests of eastern Canada

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Published in 2022 at "Ecology and Evolution"

DOI: 10.1002/ece3.8656

Abstract: Abstract Increasing air temperatures and changing precipitation patterns due to climate change can affect tree growth in boreal forests. Periodic insect outbreaks affect the growth trajectory of trees, making it difficult to quantify the climate… read more here.

Keywords: defoliation; insect defoliation; growth; spruce budworm ... See more keywords
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Impacts of spruce budworm defoliation on the habitat of woodland caribou, moose, and their main predators

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Published in 2022 at "Ecology and Evolution"

DOI: 10.1002/ece3.8695

Abstract: Abstract Forest logging has contributed to the decline of several woodland caribou populations by causing the fragmentation of mature coniferous stands. Such habitat alterations could be worsened by spruce budworm (SBW) outbreaks. Using 6201 vegetation… read more here.

Keywords: defoliation; main predators; caribou; spruce budworm ... See more keywords
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Historical pesticide applications for the treatment of eastern spruce budworm infestations in New Brunswick.

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Published in 2023 at "Ecology"

DOI: 10.1002/ecy.4068

Abstract: Pesticides have been used in Canada since 1945 as part of large-scale aerial spray applications to control insect pests on forested lands. Some of the pesticides used historically were efficacious, nonselective, persistent, and have led… read more here.

Keywords: eastern spruce; new brunswick; spruce budworm; pesticide ... See more keywords
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Quantification of forest canopy changes caused by spruce budworm defoliation using digital hemispherical imagery

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Published in 2018 at "Agricultural and Forest Meteorology"

DOI: 10.1016/j.agrformet.2018.07.006

Abstract: Abstract Detection of spruce budworm (Choristoneura fumiferana Clem.) defoliation is critical for forest protection strategies aimed at minimizing losses in growth and mortality. However current aerial and ground survey methods of detecting defoliation are imprecise… read more here.

Keywords: canopy; spruce budworm; defoliation; budworm defoliation ... See more keywords
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Spatial genetic structure at the leading edge of a spruce budworm outbreak: The role of dispersal in outbreak spread

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Published in 2020 at "Forest Ecology and Management"

DOI: 10.1016/j.foreco.2020.117965

Abstract: Abstract Outbreaking insects often undergo rapid population growth synchronously in multiple locations separated by large distances. Dispersal may play an essential role in synchronizing outbreaks over large geographic areas but its role in outbreak spread… read more here.

Keywords: outbreak spread; dispersal; spruce budworm; role ... See more keywords
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Convergent herbivory on conifers by Choristoneura moths after boreal forest formation.

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Published in 2018 at "Molecular phylogenetics and evolution"

DOI: 10.1016/j.ympev.2018.01.013

Abstract: Mitogenomes are useful markers for phylogenetic studies across a range of taxonomic levels. Here, we focus on mitogenome variation across the tortricid moth genus Choristoneura and particularly the spruce budworm (Choristoneura fumiferana) species complex, a… read more here.

Keywords: budworm complex; formation; choristoneura; spruce budworm ... See more keywords
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Investigation of changes in structure and thermodynamic of spruce budworm antifreeze protein under subfreezing temperature

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Published in 2017 at "Scientific Reports"

DOI: 10.1038/srep40032

Abstract: The aim of this theoretical work is to investigate of the changes in structure and thermodynamics of spruce budworm antifreeze protein (sbAFP) at low temperatures by using molecular dynamics simulation. The aqueous solution will form… read more here.

Keywords: temperature; budworm antifreeze; changes structure; spruce budworm ... See more keywords
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Parasitism Rates of Spruce Budworm Larvae: Testing the Enemy Hypothesis Along a Gradient of Forest Diversity Measured at Different Spatial Scales

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Published in 2018 at "Environmental Entomology"

DOI: 10.1093/ee/nvy113

Abstract: Abstract Vegetational diversity is generally thought to be associated with ecosystem stability and resilience to perturbations such as insect outbreaks. The enemies' hypothesis states that vegetational diversity contributes to greater top–down control of insect pests,… read more here.

Keywords: forest diversity; diversity; spruce budworm; hypothesis ... See more keywords
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The Spruce Budworm Genome: Reconstructing the Evolutionary History of Antifreeze Proteins

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Published in 2022 at "Genome Biology and Evolution"

DOI: 10.1093/gbe/evac087

Abstract: Abstract Insects have developed various adaptations to survive harsh winter conditions. Among freeze-intolerant species, some produce “antifreeze proteins” (AFPs) that bind to nascent ice crystals and inhibit further ice growth. Such is the case of… read more here.

Keywords: afps; reconstructing evolutionary; genome; spruce budworm ... See more keywords
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Bivariate Pheromone-based Monitoring of Spruce Budworm Larvae (Lepidoptera: Tortricidae).

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Published in 2018 at "Journal of economic entomology"

DOI: 10.1093/jee/tox331

Abstract: A bivariate approach to pheromone-based monitoring is developed for the spruce budworm, Choristoneura fumiferana (Clem.) (Lepidoptera: Tortricidae). The approach uses captures of males at pheromone traps for generation t (♂t) as a transitive term between… read more here.

Keywords: based monitoring; pheromone based; l2t l2t; spruce budworm ... See more keywords
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Improved performance of the eastern spruce budworm on black spruce as warming temperatures disrupt phenological defenses.

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Published in 2021 at "Global change biology"

DOI: 10.1111/gcb.15643

Abstract: Phenological shifts, induced by global warming, can lead to mismatch between closely interacting species. The eastern spruce budworm, Choristoneura fumiferana, an important outbreaking insect defoliator in North America, mainly feeds on balsam fir, Abies balsamea,… read more here.

Keywords: spruce; spruce budworm; balsam fir; eastern spruce ... See more keywords