Results 41 to 50 of about 314 (112)

Geosmithia species associated with fir-infesting beetles in Poland [PDF]

open access: yes, 2018
Geosmithia species (Ascomycota: Hypocreales) are common ectosymbionts of scolytine bark and ambrosia beetles that feed on coniferous and deciduous trees in different forest ecosystems.
Piotr Bilański, Robert Jankowiak
core   +2 more sources

Tree species preference and impact on native species community by the bark beetle Ips amitinus in a recently invaded region [PDF]

open access: yes, 2023
Non-native bark beetle species represent a major threat to forest ecosystems. The bark beetle Ips amitinus has recently expanded its range from Finland into northern Sweden.
Cocos, Dragos   +2 more
core  

LOS REPRESENTANTES DE LA SUBFAMILIA SCOLYTINAE (COLEOPTERA; SCOLYTIDAE) EN LA PROVINCIA DE LEÓN (ESPAÑA) [PDF]

open access: yes, 1997
In 1990, ten species of scolytids parasits of conifers included in 6 genus and belonging to the subfamily Scolytinae were captured. This research work was carried out in 13 pine forests of the province of León.
Fernández Fernández, M.
core   +2 more sources

Geosmithia associated with bark beetles and woodborers in the western USA : taxonomic diversity and vector specificity [PDF]

open access: yes, 2017
Fungi in the genus Geosmithia (Ascomycota: Hypocreales) are frequent associates of bark beetles and woodborers that colonize hardwood and coniferous trees. One species, Geosmithia morbida, is an economically damaging invasive species.
De Beer, Z. Wilhelm   +7 more
core   +1 more source

The effect of stump extraction on the diversity of saproxylic insects in the roots of Norway spruce (Picea abies) stumps [PDF]

open access: yes, 2015
This study examined the effect of tree stump extraction on the diversity of saproxylic insects in Norway spruce Picea abies roots. I tested if the density of saproxylic beetles was the same in the interior layer of the stump storage piles as in the ...
Juuso, Markus
core  

Quantitative patterns between plant volatile emissions induced by biotic stresses and the degree of damage [PDF]

open access: yes, 2013
Plants have to cope with a plethora of biotic stresses such as herbivory and pathogen attacks throughout their life cycle. The biotic stresses typically trigger rapid emissions of volatile products of lipoxygenase (LOX) pathway (LOX products: various C(6)
Astrid Kännaste   +2 more
core   +1 more source

Feromônio de Conotrachelus humeropictus Fiedler, 1940 (Coleoptera : Curculionidae) : identificação estrutural e avaliação da atividade comportamental [PDF]

open access: yes, 2015
Orientador : Prof. Dr. Paulo H. Gorgatti ZarbinDissertação (mestrado) - Universidade Federal do Paraná, Setor de Ciências Biológicas, Programa de Pós-Graduação em Ciências Biológicas (Entomologia). Defesa: Curitiba, 10/02/2015Inclui referências : f.
Torrens, Gabriela Germani
core   +1 more source

The importance of Ecoparks for saproxylic beetles : a study on general ecological hypotheses in differently managed landscapes [PDF]

open access: yes, 2020
Current forestry practices have led to a decline of deadwood availability in Swedish forests. Even though deadwood has increased somewhat in Swedish forests in later years, it is still far from estimated deadwood threshold levels and of those found in ...
Larsson Ekström, Albin
core  

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