Results 51 to 60 of about 5,257 (150)

Deux espèces nouvelles de Myxidium (Myxosporea : Myxidiidae) parasites de poissons d’eau douce du Cameroun

open access: yesParasite, 2010
L’examen de Clarias pachynema Boulenger, 1903 (Clariidae), Ctenopoma petherici Günther, 1864 (Anabantidae) et Parachanna obscura (Günther, 1861) (Channidae), capturés dans le bassin du Nkam au Cameroun, a révélé la présence de deux espèces nouvelles de ...
Fomena A.   +2 more
doaj   +1 more source

Comparative Study of Expected Ecosystem Services and Tree Species Diversity in Residential Plots of Polluted and Unpolluted Neighborhoods in the Copper City of Lubumbashi

open access: yesPlant-Environment Interactions, Volume 7, Issue 4, August 2026.
ABSTRACT Natural ecosystem loss and deterioration in the quality of the urban environment due to rapid urbanization associated with soil pollution by mining activity have become a huge dilemma in the mining city of Lubumbashi (DR Congo). This study aimed to assess the importance attributed to trees through the expected services, species choice and ...
Jacques Kilela Mwanasomwe   +4 more
wiley   +1 more source

Hypervolume Trait Spaces Reveal Similarities but Also Functional Differentiation Across Riparian, Roadside and Field Margin Habitats

open access: yesDiversity and Distributions, Volume 32, Issue 8, August 2026.
ABSTRACT Aim To characterize plant species pools and functional diversity of three common linear habitats—riparian corridors, roadsides and field margins—and to evaluate their potential roles in regional biodiversity conservation, particularly regarding invasive and threatened species.
Guillaume Fried   +8 more
wiley   +1 more source

Impact of Host and Food Availability on Life‐History Traits in Six Egg Parasitoid Species of the Genus Trichogramma

open access: yesEntomologia Experimentalis et Applicata, Volume 174, Issue 8, Page 887-895, August 2026.
In this study we measured the impact of access to sugar and hosts on the longevity and fecundity of six Trichogramma species: T. cacoeciae, T. chilonis, T. minutum, T. leptoparameron, T. pintoi and T. sibericum. The impact of food differed among species, but there was a general tendency of increased life expectancy and potential fecundity with sugar ...
Véronique Martel   +2 more
wiley   +1 more source

Establishment of oak processionary moth Thaumetopoea processionea (Lepidoptera: Notodontidae) in Odense, Denmark

open access: yesEPPO Bulletin, Volume 56, Issue 2, Page 271-276, August 2026.
Abstract The oak processionary moth (Thaumetopoea processionea) has recently established a significant presence in Odense, Denmark, a city characterized by its substantial population of oak trees. This study provides details on the current situation (as of April 2025), examines potential introduction pathways, and outlines the challenges associated ...
Mathias Just Justesen   +2 more
wiley   +1 more source

The tree‐parasitic fungus Cryphonectria carpinicola discovered on European chestnut and European hornbeam in Azerbaijan

open access: yesEPPO Bulletin, Volume 56, Issue 2, Page 370-375, August 2026.
Abstract The ascomycetous fungus Cryphonectria carpinicola is typically found in its asexual form on the European hornbeam, and its sexual state has only recently been discovered in deadwood of different Carpinus species in Japan. Recently, this fungus has been added to the EPPO Alert List due to its increasing incidence in the EPPO region and a ...
Carolina Cornejo   +2 more
wiley   +1 more source

A DNA‐based phylogeny confirms the occurrence of Pseudips mexicanus (Hopkins, 1906) (Coleoptera: Curculionidae: Scolytinae: Ipini) in Ireland

open access: yesEPPO Bulletin, Volume 56, Issue 2, Page 294-297, August 2026.
Abstract Specimens of an unknown Ipini were trapped during 2023–2024 exotic forest pest surveys in County Clare, Ireland. This non‐native species was provisionally identified as Pseudips mexicanus (Hopkins, 1906) with morphological identification keys. However, damaged specimens could not be confidently identified to the species level.
Robyn Earl, Anthony I. Cognato
wiley   +1 more source

A new pest recorded in Italy: The South African citrus thrips, Scirtothrips aurantii (Thysanoptera: Thripidae)

open access: yesEPPO Bulletin, Volume 56, Issue 2, Page 309-316, August 2026.
Abstract The South African citrus thrips, Scirtothrips aurantii Faure, 1929, has been recorded in Italy for the first time. This species was recently reported in Spain and Portugal. Its presence has been confirmed in the major citrus‐growing area of Catania province (Sicily), infesting citrus trees. S. aurantii is currently included in the EPPO A1 List
Giuseppe Massimino Cocuzza   +3 more
wiley   +1 more source

Programme MigrenMer : synthèse et valorisation des connaissances disponibles sur les migrateurs amphihalins en mer

open access: yesSciences, Eaux & Territoires
Depuis déjà plusieurs décennies, les populations de poissons migrateurs s'effondrent et ce déclin est commun à l'ensemble des espèces. Dans ce contexte, le pôle MIAME a initié en 2019 le programme MigrenMer qui a permis la création d’une base de données
Gaspard DUBOST   +5 more
doaj   +1 more source

Dominance de Dactylurina staudingeri, Apis mellifera et Meliponula sp dans l’Apidofaune de la Réserve de Biosphère de Luki, RD Congo

open access: yesRevue Marocaine des Sciences Agronomiques et Vétérinaires, 2023
Les abeilles sont des Hyménoptères les plus importants dans la pollinisation des plantes. Aussi, il est admis que la présence dominante de l’abeille domestique peut avoir une influence négative sur les abeilles solitaires voire d’autres pollinisateurs ...
Hyacinthe Nkosi LUKOKI   +2 more
doaj  

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