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Chalara dieback of ash, also known as Chalara or ash dieback, is a disease of ash trees caused by a fungus called Hymenoscyphus fraxineus. (The fungus was previously called Chalara fraxinea, hence the name of the disease). Chalara causes leaf loss, crown dieback and bark lesions in affected trees. In this web page, realised by the UK Forestry […]
POnTE NEWSLETTER | ISSUE 38 | March 22, 2017 is available at this link.
The present manual describes characteristics of xylem-sap feeders, vectors of Xylella fastidiosa, and current techniques for their morphological identification, rearing, transmission studies and molecular detection of the pathogen. The manual was realised on the occasion of the International Symposium on the European outbreak of Xylella fastidiosa in olive, organised on October 21-24, 2015 in Apulia Region. […]
ORIGINAL ARTICLE Karina M. Borges, W. Rodney Cooper, Stephen F. Garczynski, Jenita Thinakaran, Andy S. Jensen, David R. Horton, Joseph E. Munyaneza, Isabel Cueva, Nina M. Barcenas Yakima Agricultural Research Laboratory, USDA, Agricultural Research Service, Wapato, WA 98951 ABSTRACT The psyllid Bactericera maculipennis (Crawford) (Hemiptera: Triozidae) often cohabits field bindweed (Convolvulus arvensis, Solanales: Convolvulaceae) and […]
On March 2, 2017, an informative day about Xyella fastidiosa took place in the village of Vallada, in Valencia, Spain, organised by an important farmer’s association, La Unió de Llauradors i Ramaders, that has a great interest in warning their members about the devastating effect of this pathogen. Vallada is located in an area with important […]
The following protocols for detection of Xylella fastidiosa have been realised on the occasion of the Diagnostic training workshop organised on September 13-15, 2016, by Forest Research Agency (FR) and SG-SASA, as part of their participation in POnTE and Euphresco projects, and funded by the UK Department for Environment, Food and Rural Affairs (DEFRA).
POnTE NEWSLETTER | ISSUE 37 | March 15, 2017 is available at this link.
Xylella fastidiosa A brochure realised, in Spanish language, by the Consejería de Agricultura, Pesca y Desarrollo Rural, Junta de Andalucia, Spain with main information about Xylella fastidiosa. Download .pdf
In an attempt to reduce the impact of ash dieback disease, researchers from 35 European countries joined forces in EU-funded COST Action FRAXBACK and identified the origin and biology of the fungus. Having analysed data on ash dieback across the entire continent over a four-year period, scientists are now proposing a series of guidelines that […]
Por Blanca B. Landa del Castillo, Miguel Montes Borrego y Juan A. Navas Cortes, Investigadores del Instituto de Agricultura Sostenible (IAS), Consejo Superior de Investigaciones Científicas (CSIC) Xylella fastidiosa es una bacteria Gram-negativa, habitante del xilema, de muy lento y complicado crecimiento in vitro que se transmite de forma no específica por varias especies de insectos […]
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