Results 31 to 40 of about 10,203 (266)

2-methyl-3-buten-2-ol: a pheromone component of conifer bark beetles found in the bark of nonhost deciduous trees [PDF]

open access: yes, 2012
Volatiles from bark of aspen,Populus tremulaL. and two species of birch: silver birch (Betula pendulaRoth.) and common birch (B. pubescensEhrh.), were collected by direct solvent extraction and aeration of both newly cut bark chips and undamaged stems in
Qing-He Zhang   +8 more
core   +1 more source

Spatio-temporal patterns of the Norway spruce decline in the Beskid Śląski and Żywiecki (Western Carpathians) in southern Poland

open access: yesJournal of Forest Science, 2007
A dramatic forest decline due to the bark beetle outbreak, which occurs in the Norway spruce stands in the Western Beskidy (southern Poland) since 2003, was started after severe physiological drought during winter time. An analysis describing some spatio-
W. Grodzki
doaj   +1 more source

Semiochemical diversity in practice [PDF]

open access: yes, 2012
Reduction of tree mortality caused by bark beetle attacks is not only important for forestry, but is essential for the preservation of biodiversity and forest carbon sinks in the face of climate change. While bark beetle mass trapping (a "pull" approach)
Schlyter, Fredrik, Fredrik Schlyter
core   +1 more source

Seasonal flight patterns of Ips typographus in southern Sweden and thermal sums required for emergence [PDF]

open access: yes, 2014
1 The spruce bark beetle Ips typographus is the major tree-killing bark beetle in Eurasia. To increase knowledge about its seasonal flight patterns and also about the thermal sums required for emergence a field study was conducted in southern Sweden from
Björklund, Niklas,   +12 more
core   +1 more source

Small spruce bark beetle as a new challenge for forest protection in Siberia [PDF]

open access: yesСибирский лесной журнал, 2023
The problems of protection of Siberian pine forests, that have arisen in connection with the recent invasion of the European pest - the small spruce bark beetle Ips amitinus (Eichh.), which formed the outbreak foci on the territory of the Tomsk and ...
S. A. Krivets   +4 more
doaj   +1 more source

Ips sexdentatus Börner damage in Siberian pine-dominated forests of southern Central Siberia [PDF]

open access: yesBIO Web of Conferences
The subject of this study is an active outbreak of the six-toothed bark beetle (Ips sexdentatus) in the Manskoye forest management unit of Krasnoyarsk Krai (Altai-Sayan mountain-taiga forest region).
Tatarintsev Andrey   +2 more
doaj   +1 more source

Overlapping outbreaks of multiple bark beetle species are rarely more severe than single‐species outbreaks

open access: yesEcosphere, 2023
Biotic disturbances that overlap in space and time may result in important shifts in forest structure and composition, with potential effects on many ecosystem services.
Niko J. Tutland   +3 more
doaj   +1 more source

Influence of southern pine beetle on fungal communities of wood and bark decomposition of coarse woody debris in the New Jersey pine barrens

open access: yesForestry Research, 2021
Dead coarse woody debris (fungal food resources) on the forest floor is an ignition source for forest fires. The rate of decomposition of the debris is largely influenced by fungi, determining its residence time on the forest floor.
John Dighton   +3 more
doaj   +1 more source

Comparative Analysis of Eight Mitogenomes of Bark Beetles and Their Phylogenetic Implications

open access: yesInsects, 2021
Many bark beetles of the subfamily Scolytinae are the most economically important insect pests of coniferous forests worldwide. In this study, we sequenced the mitochondrial genomes of eight bark beetle species, including Dendroctonus micans ...
Huicong Du   +7 more
doaj   +1 more source

Microbiome‐mediated chemical communication in insects: Implications for pest management

open access: yesPest Management Science, EarlyView.
Microbiome–semiochemical interactions involve the following processes: direct microbial synthesis, host gene regulation, precursor biotransformation, microbiome modulation and indirect ecological signaling. Abstract Insects rely on semiochemicals to regulate aggregation, mating, foraging, and host selection. This review synthesizes evidence that insect‐
Ioannis Eleftherianos   +6 more
wiley   +1 more source

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