Results 41 to 50 of about 25,896 (208)

Evidence for positive population‐level responses but not individual performance of sycamore aphids under elevated CO2

open access: yesAgricultural and Forest Entomology, EarlyView.
The abundance and density of three common sycamore aphids increased under elevated CO2, although this was only statistically significant for Drepanosiphum platanoidis. The number of nymphs produced by individual D. platanoidis alates isolated in clip cages was not significantly affected, suggesting that population level response was not driven by ...
Liam M. Crowley   +7 more
wiley   +1 more source

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

Palaeoenvironmental and climatic changes from the lateglacial of the Saalian to the Late Weichselian in central Poland: a multiproxy study from Józefów

open access: yesBoreas, EarlyView.
Józefów site is a case study which provides a detailed record of environmental and climate changes and confirms the main traces of the landscape morphogenesis of the Late Pleistocene established in central‐eastern Europe. This study presents a multiproxy reconstruction of palaeoenvironment under variable climatic conditions from the retreat of the ...
Aleksandra Majecka   +11 more
wiley   +1 more source

Forest under stress: responses and recovery of water relations across scales during the compound drought in summer 2022

open access: yesNew Phytologist, EarlyView.
A schematic showing the links of tree‐scale (root‐, stem‐, and leaf‐level) and ecosystem‐scale water relations during the CSAD at CH‐Lae. Summary The summer of 2022 was characterized by compound soil and atmospheric drought (CSAD; low soil water content, SWC, and high vapor pressure deficit, VPD) in Central Europe, threatening forest carbon ...
Ankit Shekhar   +19 more
wiley   +1 more source

Preliminary genetic barcodes for ash (Fraxinus) species and generation of new wide hybrids

open access: yesPlants, People, Planet
Societal Impact Statement The world‐wide diversity of ash trees includes genetic information encoding resistance to the ash dieback fungus and the emerald ash borer beetle, which are currently devastating ash populations in Europe and North America.
William J. Plumb   +11 more
doaj   +1 more source

Are novel and co‐xenic associations common in alien fungal and fungus‐like plant pathogens?

open access: yesNew Phytologist, Volume 252, Issue 2, Page 843-860, October 2026.
Possible scenarios for plant–pathogen associations during invasion. An introduced plant may occur in a new area without its pathogen (enemy release) or together with its pathogen (co‐introduction). The presence of the alien plant (in red) and its co‐introduced pathogen (in dark red) can result in pathogen spillover to co‐occurring plants. Host jumps to
Anna Schertler   +22 more
wiley   +1 more source

Патологія Fraxinus excelsior L. у лісових насадженнях Західного Поділля України : монографія [PDF]

open access: yes, 2020
Рекомендовано до опублікування Вченою радою Національного університету біоресурсів і природокористування України (протокол № 2 від 23.09. 2020 року)У монографії представлено результати досліджень негативних абіотичних і біотичних чинників у патології ...
Гойчук, Анатолій Федорович   +1 more
core   +1 more source

Structural Attributes Outweigh Topographical Effects in Determining Vascular Plant Diversity Within Southern Apennine Old‐Growth Forests

open access: yesEcology and Evolution, Volume 16, Issue 9, September 2026.
Forest structure accounted for a larger unique fraction of vascular plant compositional variation in Southern Apennine old‐growth forests (23.5%) than topography alone (12.8%), with a substantial shared contribution between the two predictor sets.
Danilo Travascia   +13 more
wiley   +1 more source

Paternity analysis of pollen-mediated gene flow for Fraxinus excelsior L. in a chronically fragmented landscape [PDF]

open access: yes, 2008
Paternity analysis based on microsatellite marker genotyping was used to infer contemporary genetic connectivity by pollen of three population remnants of the wind-pollinated, wind-dispersed tree Fraxinus excelsior, in a deforested Scottish landscape. By
Bacles, Cecile F E   +3 more
core   +1 more source

Visible Foliar Injury and Physiological Responses to Ozone in Italian Provenances of Fraxinus excelsior and F. ornus

open access: yesThe Scientific World Journal, 2007
We compared leaf visible injury and physiological responses (gas exchange and chlorophyll a fluorescence) to high O3 exposure (150 nmol mol–1 h, 8 h day–1, 35–40 days) of two woody species of the same genus with different ecological features: the ...
Nicla Contran, Elena Paoletti
doaj   +1 more source

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