Results 81 to 90 of about 4,108,750 (197)

Health Condition of European Beech (Fagus sylvatica L.) According to Provenances in International Provenance Trial

open access: yesSouth-East European Forestry, 2012
The performance of European beech (Fagus sylvatica L.) is severely threatened by abiotic and biotic stresses, but the resilience of its provenances from distinct geographic areas has not been sufficiently studied.
Nevenka Ćelepirović   +8 more
doaj  

Spatial and Seasonal Characterization of Climatic Favourability for Neonectria ditissima and Initial European Canker Development in High‐Altitude Apple‐Producing Regions of Southern Brazil

open access: yesJournal of Phytopathology, Volume 174, Issue 5, September/October 2026.
ABSTRACT Apple production in southern Brazil is responsible for all national output. However, production is limited by phytosanitary constraints, particularly European canker (EC), caused by Neonectria ditissima. In this context, understanding the climatic factors associated with the infection and development of EC is essential to support more ...
Marilia Feliciano Goulart Pereira   +12 more
wiley   +1 more source

Factors affecting development of phoma canker (Leptosphaeria maculans ) on stems of winter oilseed rape (Brassica napus ) in southern England

open access: yes, 2001
In winter oilseed rape experiments at Rothamsted in 1997/98 (cvs Lipton and Capitol), 1998/99 (cv. Apex) and 1999/2000 (cvs Apex, Lipton and Capitol), development of crown canker and phoma stem lesions in spring was related to development of phoma leaf ...
Sun, P.   +4 more
core   +1 more source

An endopolygalacturonase gene of Diaporthe helianthi

open access: yesPhytopathologia Mediterranea, 2012
In an attempt to define virulence determinants of Diaporthe helianthi, the causative agent of sunflower stem canker, the gene named Dhpg, coding for an endopolygalacturonase, was investigated in the highly virulent strain 8/96 isolated from a diseased ...
Valentina CATALANO   +4 more
doaj   +1 more source

Monitoring methods and spatial patterns of European canker disease in commercial orchards

open access: yesNew Zealand Plant Protection, 2016
European canker (Neonectria ditissima) kills trees and decreases production in apple orchards To determine a level of disease control or the extent of its spread in commercial orchards efficient monitoring methods are required In this study we investigated two monitoring methods sampling a single row and systematic sampling of an orchard block The ...
R.E. Campbell   +3 more
openaire   +2 more sources

Diversity of Botryosphaeriaceae Species Associated With Grapevine Dieback in France: Life Traits and Aggressiveness

open access: yesPlant Pathology, Volume 75, Issue 5, September‐October 2026.
This study provides a molecular and biological characterisation of Botryosphaeriaceae species found in French vineyards. It is the first substantial description of their diversity, distribution and life history traits, as well as a description of their associated virome.
Gwenaëlle Comont   +6 more
wiley   +1 more source

Investigations for improving the detection of Clavibacter michiganensis ssp. michiganensis in tomato seedlings

open access: yesJournal für Kulturpflanzen, 2012
Bacterial canker caused by Clavibacter michiganensis ssp. michiganensis is one of the most serious tomato diseases, inducing substantial economic losses worldwide.
Ljubica Petrina, Gerhard Bedlan
doaj   +1 more source

Biogeography of Bursaphelenchus Species Driven by Climate, Vectors and Hosts: Implications for Forest Pathology Under Climate Change

open access: yesForest Pathology, Volume 56, Issue 4, August 2026.
ABSTRACT Wood‐inhabiting nematodes of the genus Bursaphelenchus are a group with significant ecological and economic impacts on global forest ecosystems. This review aims to update current knowledge on their spatial distribution, host‐vector associations and the factors driving species expansion under the framework of climate change.
Neilan Chotzar   +3 more
wiley   +1 more source

Navigating the Stars: Norway, the European Economic Area and the European Union. CEPS Paperback. February 2002 [PDF]

open access: yes, 2002
This study expertly assesses the evolving relationship between Norway and the European Union, the centrepiece of which is the European Economic Area (EEA).
Houben, Marc   +6 more
core  

Comparative genome analysis provides insights into the evolution and adaptation of Pseudomonas syringae pv. aesculi on Aesculus hippocastanum.

open access: yesPLoS ONE, 2010
A recently emerging bleeding canker disease, caused by Pseudomonas syringae pathovar aesculi (Pae), is threatening European horse chestnut in northwest Europe. Very little is known about the origin and biology of this new disease.
Sarah Green   +13 more
doaj   +1 more source

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