Search Results - "Klutsch, Jennifer G"
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A Pine in Distress: How Infection by Different Pathogenic Fungi Affect Lodgepole Pine Chemical Defenses
Published in Microbial ecology (01-11-2023)“…In North America, lodgepole pine is frequently subjected to attacks by various biotic agents that compromise its ability to defend against subsequent attacks…”
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Drought stress leads to systemic induced susceptibility to a nectrotrophic fungus associated with mountain pine beetle in Pinus banksiana seedlings
Published in PloS one (07-12-2017)“…Conifers have complex defense responses to initial attacks by insects and pathogens that can have cascading effects on success of subsequent colonizers…”
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Fungal Volatiles Can Act as Carbon Sources and Semiochemicals to Mediate Interspecific Interactions Among Bark Beetle-Associated Fungal Symbionts
Published in PloS one (01-09-2016)“…Mountain pine beetle (Dendroctonus ponderosae) has killed millions of hectares of pine forests in western North America. Beetle success is dependent upon a…”
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Integrating genomic information and productivity and climate-adaptability traits into a regional white spruce breeding program
Published in PloS one (17-03-2022)“…Tree improvement programs often focus on improving productivity-related traits; however, under present climate change scenarios, climate change-related…”
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The Legacy Effect of Mountain Pine Beetle Outbreaks on the Chemical and Anatomical Defences of Surviving Lodgepole Pine Trees
Published in Metabolites (01-09-2024)“…The recent mountain pine beetle outbreaks have caused widespread mortality among lodgepole pine trees in western North America, resulting in a reduced…”
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Multiple-trait analyses improved the accuracy of genomic prediction and the power of genome-wide association of productivity and climate change-adaptive traits in lodgepole pine
Published in BMC genomics (23-07-2022)“…Abstract Background Genomic prediction (GP) and genome-wide association (GWA) analyses are currently being employed to accelerate breeding cycles and to…”
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Nitrogen and Ergosterol Concentrations Varied in Live Jack Pine Phloem Following Inoculations With Fungal Associates of Mountain Pine Beetle
Published in Frontiers in microbiology (22-07-2020)“…Bark beetles form symbiotic associations with multiple species of fungi that supplement their metabolic needs. However, the relative contributions of each…”
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Production of complementary defense metabolites reflects a co‐evolutionary arms race between a host plant and a mutualistic bark beetle‐fungal complex
Published in Plant, cell and environment (01-09-2021)“…Intra‐specific variation in conifers has been extensively studied with respect to defense against herbivores and pathogens. While studies have shown the…”
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Complementary roles of two classes of defense chemicals in white spruce against spruce budworm
Published in Planta (01-05-2024)“…Main conclusion Monoterpenes and phenolics play distinct roles in defending white spruce trees from insect defoliators. Monoterpenes contribute to the toxicity…”
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Dwarf mistletoe infection in jack pine alters growth-defense relationships
Published in Tree physiology (01-10-2018)“…Trees utilize a combination of chemical and anatomical defenses against a myriad of attacking organisms. However, persistent pathogen infection that alters…”
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Post-fire regeneration dynamics in whitebark pine (Pinus albicaulis) forests in Wind River and Absaroka Mountains, Wyoming, USA
Published in Journal of forestry research (01-09-2015)“…Whitebark pine (Pinus albicaulis) populations are in decline across the species’ range due to historic wildfire exclusion, mountain pine beetle (Dendroctonus…”
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Weathering the storm: how lodgepole pine trees survive mountain pine beetle outbreaks
Published in Oecologia (01-06-2017)“…Recent mountain pine beetle outbreaks in western North America killed millions of lodgepole pine trees, leaving few survivors. However, the mechanism…”
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Defence syndromes in lodgepole – whitebark pine ecosystems relate to degree of historical exposure to mountain pine beetles
Published in Plant, cell and environment (01-09-2017)“…Warming climate is increasing the frequency at which a native tree‐killing insect can survive in ecologically fragile high‐elevation stands dominated by…”
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Direction of interaction between mountain pine beetle (Dendroctonus ponderosae) and resource-sharing wood-boring beetles depends on plant parasite infection
Published in Oecologia (01-09-2016)“…Plant pathogens can have cascading consequences on insect herbivores, though whether they alter competition among resource-sharing insect herbivores is…”
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Anatomical defences against bark beetles relate to degree of historical exposure between species and are allocated independently of chemical defences within trees
Published in Plant, cell and environment (01-02-2019)“…Conifers possess chemical and anatomical defences against tree‐killing bark beetles that feed in their phloem. Resins accumulating at attack sites can delay…”
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Pest defences under weak selection exert a limited influence on the evolution of height growth and drought avoidance in marginal pine populations
Published in Proceedings of the Royal Society. B, Biological sciences (14-09-2022)“…While droughts, intensified by climate change, have been affecting forests worldwide, pest epidemics are a major source of uncertainty for assessing drought…”
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Decoupling of height growth and drought or pest resistance tradeoffs is revealed through multiple common-garden experiments of lodgepole pine
Published in Evolution (01-03-2023)“…The environment could alter growth and resistance tradeoffs in plants by affecting the ratio of resource allocation to various competing traits. Yet, how and…”
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Combined drought and bark beetle attacks deplete non‐structural carbohydrates and promote death of mature pine trees
Published in Plant, cell and environment (01-12-2021)“…How carbohydrate reserves in conifers respond to drought and bark beetle attacks are poorly understood. We investigated changes in carbohydrate reserves and…”
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Pathophysiological responses of pine defensive metabolites largely lack differences between pine species but vary with eliciting ophiostomatoid fungal species
Published in Tree physiology (18-07-2019)“…Phytopathogenic ophiostomatoid fungi are common associates of bark beetles and contribute to beetle-associated mortality of trees. Mountain pine beetle…”
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Selection of entomopathogenic fungus Beauveria bassiana (Deuteromycotina: Hyphomycetes) for the biocontrol of Dendroctonus ponderosae (Coleoptera: Curculionidae, Scolytinae) in Western Canada
Published in Applied microbiology and biotechnology (01-03-2021)“…The mountain pine beetle, Dendroctonus ponderosae , has infested over ~16 Mha of pine forests in British Columbia killing >50% of mature lodgepole pine, Pinus…”
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