Results 41 to 50 of about 1,637 (184)

Causes and trends in defoliation of Fraxinus excelsior L. in Ukraine according to forest monitoring data

open access: yesНаукові праці Лісівничої академії наук України, 2022
The aim of the research was to evaluate the main causes and trends in the defoliation of common ash (Fraxinus excelsior L.) trees in different natural zones of Ukraine according to forest monitoring data.
Tetiana Pyvovar   +2 more
doaj   +1 more source

The Native Hymenoscyphus albidus and the Invasive Hymenoscyphus fraxineus Are Similar in Their Necrotrophic Growth Phase in Ash Leaves

open access: yesFrontiers in Microbiology, 2022
The populations of European ash and its harmless fungal associate Hymenoscyphus albidus are in decline owing to ash dieback caused by the invasive Hymenoscyphus fraxineus, a fungus that in its native range in Asia is a harmless leaf endophyte of local ...
Ari M. Hietala   +6 more
doaj   +1 more source

The £15 billion cost of ash dieback in Britain [PDF]

open access: yesCurrent Biology, 2019
Invasive tree pests and diseases present some of the greatest global threats to forests, and the recent global acceleration in invasions has caused massive ecological damage [1,2]. Calls to improve biosecurity have, however, often lost out to economic arguments in favour of trade [3].
Hill L   +5 more
openaire   +4 more sources

Evidence from mortality dating of Fraxinus excelsior indicates ash dieback (Hymenoscyphus fraxineus) was active in England in 2004-2005 [PDF]

open access: yes, 2018
Ash (Fraxinus excelsior L.) planted at six sites over the past 20 years was investigated. Three geographically isolated sites (Northumberland, Leicestershire and Devon) were compared with three sites in established areas of ash dieback in East Anglia ...
Biddle, M.   +9 more
core   +1 more source

Chalara fraxinea - ash dieback in the Czech Republic

open access: yesPlant Protection Science, 2009
The causal agent of ash dieback, the hyphomycete Chalara fraxinea, was isolated from a Fraxinus excelsior cv. Pendula tree, in the Arboretum Křtiny between Křtiny and Jedovnice in Drahany Highland, and subsequently from several other locations in South ...
Libor JANKOVSKÝ, Ottmar HOLDENRIEDER
doaj   +1 more source

Mycobiome of Fraxinus excelsior With Different Phenotypic Susceptibility to Ash Dieback

open access: yesFrontiers in Forests and Global Change, 2021
For the last two decades, large-scale population decline of European ash (Fraxinus excelsior) has occurred in Europe because of the introduction of the alien fungal pathogen, Hymenoscyphus fraxineus, from East Asia.
Marta Agostinelli   +3 more
doaj   +1 more source

Ash seedlings in a reciprocal transplant experiment—the extent of damage of mature forest stands affects ash offspring performance

open access: yesFrontiers in Forests and Global Change
In past decades, ash dieback has caused a rapid decline of European ash (Fraxinus excelsior) in temperate forests of Europe. Numerous studies focus on mitigating the negative impacts of ash dieback to forest ecosystems or identifying resistant genotypes.
Katharina S. Haupt   +6 more
doaj   +1 more source

Pollination success of Fraxinus excelsior L. in the context of ash dieback

open access: yesAnnals of Forest Science, 2023
Key message Paternity analyses show that effective pollination of ash (Fraxinus excelsior L.) in a seed orchard and a floodplain forest affected by ash dieback is more likely to be facilitated by healthier males.
Anna-Katharina Eisen   +3 more
doaj   +1 more source

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