Results 71 to 80 of about 1,432 (176)

Network structure and taxonomic composition of tritrophic communities of Fagaceae, cynipid gallwasps and parasitoids in Sichuan, China 中国四川的壳斗科、瘿蜂、和寄生蜂之三級营养生物群落的结构和组成

open access: yesInsect Conservation and Diversity, Volume 17, Issue 6, Page 1046-1071, November 2024.
We quantified previously unstudied tritrophic gall communities on Fagaceae in Sichuan, China, testing for ‘bottom‐up’ effects of host plant diversity on plant–herbivore and plant–parasitoid interactions. We sampled 176 cynipid gall morphotypes from 23 host plant species, yielding 64 parasitoid morphospecies.
Zhiqiang Fang   +18 more
wiley   +1 more source

Synergus umbraculus (Hymenoptera: Cynipiade: Synergini) filogeográfiája a Nyugat-Palearktikumban = Phylogeography of Synergus umbraculus (Hymenoptera: Cynipiade: Synergini) in the Western Palearctic region [PDF]

open access: yes, 2008
Célunk betekintést nyerni a Nyugat-Palearktikus tölgy gubacsdarázs társbérlők (Cynipidae, Synergini) differenciálódásának természetébe. Elvégeztük a Synergini molekuláris filogenetikai rekonstrukcióját magi és mitokondriális DNS szekvenciák alapján ...
Alvarodo Franco, Martha Cecilia   +4 more
core  

Redefining Ormyridae (Hymenoptera, Chalcidoidea) with establishment of subfamilies and description of new genera

open access: yesSystematic Entomology, Volume 49, Issue 3, Page 447-494, July 2024.
We redefine the circumscription of Ormyridae based on a phylogenomic dataset and morphological reassessment. Based on the phylogenetic results and comparative morphological assessment, subfamilies are established for the first time. The results support the description of two new genera Halleriaphagus van Noort and Burks, gen.
Simon van Noort   +8 more
wiley   +1 more source

Brown rot on nuts of Castanea sativa Mill: an emerging disease and its causal agent

open access: yesiForest - Biogeosciences and Forestry, 2013
The quality and quantity of nut production are fundamental to the economic viability of chestnut cultivation, yet recent reports indicate that severe damage due to moulds represents a significant problem for growers.
Maresi G, Oliveira Longa CM, Turchetti T
doaj   +1 more source

Interactions between invasive pests and pathogens in a native chestnut forest [PDF]

open access: yesNeoBiota
The introduction in the same area of different invasive species can result in novel interactions, with unpredictable consequences. We carried out a study in Galicia (northwestern Iberian Peninsula) with the aim of clarifying the interactions between two ...
María Flora Romay-Río   +4 more
doaj   +3 more sources

Leaf Trait Hyperspectral Characterization of Castanea sativa Miller Affected by Dryocosmus kuriphilus Yasumatsu

open access: yesAgronomy, 2023
While populations of the Asian chestnut gall wasp (Dryocosmus kuriphilus Yasumatsu), an invasive pest affecting the European chestnut (Castanea sativa Miller), have started to be controlled biologically, this pest still conditions chestnut tree ...
Dimas Pereira-Obaya   +4 more
doaj   +1 more source

Viewpoint: Partnerships in action – Europe and beyond [PDF]

open access: yes, 2016
I feel privileged to have participated in a number of international partnership projects, both while working in Local Government and the Forestry Commission and during my time at the University of Greenwich.
Bartlett, Debbie
core  

Gall Structure Affects Ecological Associations ofDryocosmus kuriphilus(Hymenoptera: Cynipidae) [PDF]

open access: yesEnvironmental Entomology, 2010
Gall wasps (Hymenoptera: Cynipidae) induce structures (galls) on their host plants that house developing wasps and provide them with protection from natural enemies. The Asian chestnut gall wasp, Dryocosmus kuriphilus Yasumatsu, is an invasive pest that is destructive to chestnut (Castanea spp.).
W Rodney, Cooper, Lynne K, Rieske
openaire   +2 more sources

Biological control of invasive Dryocosmus kuriphilus with introduced parasitoid Torymus sinensis in Croatia, Slovenia and Hungary [PDF]

open access: yes, 2015
Background and purpose: Dryocosmus kuriphilus is considered as one of the major pests of sweet chestnut and the effective method of controlling its populations and damage is the biological control with its introduced parasitoid Torymus sinensis.
Dinka Matošević   +8 more
core   +2 more sources

Effectiveness of Torymus sinensis Kamijo Releases in Controlling the Chestnut Gall Wasp, Dryocosmus kuriphilus Yasumatsu, in Trás-os-Montes, Portugal

open access: yesDiversity
The chestnut gall wasp (Dryocosmus kuriphilus Yasumatsu) is an invasive pest that attacks species of the genus Castanea, inducing gall formation on buds and leaves, which can significantly reduce tree growth, fruiting, and overall chestnut production ...
Ana Lobo Santos   +7 more
doaj   +1 more source

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