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News
 

July  02

EFA Coordinated Agreement for the improvement and preservation of the natural heritage of Galician chestnut stands (2008-2010) [Read more]
   

July  02

EFA Coordinated Agreement for the preservation and improvement of the sanitary condition of Galician stands (2008-2010) [Read more]
   

June  27

EFA Coordinated Research project for the integrated control of the aphid Toxoptera citricida [Read more]
   

June  06

Technical inspectors from the Plant Health Sector of the European Commission visit EFA laboratories [Read more]
   

June  02

Publications section updated » Books » Nuestro Agro[Read more]
   
23/05/2008 Call for applications for three research grants to work at the EFA [Read more]
   
12/05/2008 Press note and photographs of the presentation of the book "Nuestro Agro" [Read more]
   
18/04/2008 Phytosanitary warning with information on Grapevine mildew [Read more]
   
18/04/2008 Updated on 04/04/2008!!. Phytosanitary warnings with advice on action measures for several cultures [Read more]
   
04/04/2008 EFA participates in the organization of the I Simposio Iberoamericano - IV Jornadas Ibericas Horticultura Ornamental [Read more]
   
31/03/2008 Phytosanitary warning with information on Downy mildew[Read more]
   
31/03/2008 Updated on 18/03/2008!!. Phytosanitary warnings with advice on action measures for several cultures[Read more]
   
07/03/2008 EFA was congratulated by FECYT for the activities carried out on behalf of the Year of Science 2007 and the Galician Week of Science 2007. [Read more]
   
05/03/2008 The EFA deposited in the Colección Española de Cultivos Tipo (CECT) a Phytophthora pseudosyringae isolate from chestnut tree. Registered under Accession Number 20741. [Read more]
   
09/01/2008 Complete Website renewal [Read more]
   
26/11/2007 Press note and photographs of the inauguration of the Commemorative exhibition of Areeiro's 25 years, at the Manuel Antonio Secondary School in Vigo [Read more]
   
21/11/2007 Press note and photographs of the inauguration of the Conmemorative exhibition of Areeiro's 25 years at the School of Science in Ourense [Read more]
   
15/11/2007 Press note and photographs of the inauguration of the Conmemorative exhibition of Areeiro's 25 years at the School of Biology of the University of Santiago [Read more]
   
09/11/2007 Visit of Members of the Provincial Corporation to Areeiro [Read more]
   
06/11/2007 Press note and photographs of the inauguration of the Conmemorative exhibition of Areeiro's 25 years at the Provincial Main Building [Read more]
   
31/10/2007 The Provincial government through the Estación Fitopatolóxica do Areeiro donates camellias and ferns to the town councils in the province [Read more]
   
30/10/2007 Areeiro with the Year of Science: Whithin the Programa de Comunicación e Sensibilización Social (Social Communication and Sensibilization Program) included in the Plan galego de Investigación, Desenvolvemento e Innovación Tecnológica 2006-2010 (IN.CI.TE.) [Read more]
08/06/2007 Since April 16th 2007 the Plant Pathology Station belonging to the Diputación Provincial de Pontevedra became an Associate Unit of the Misión Biológica de Galicia [Read more]
 

PHYTOSANITARY WARNINGS
17/03/2008


GRAPEVINE
  » Downy Mildew
  According to the results obtained with the techniques performed in the EFA laboratories to determine this fungal stage,fungal oospores have not germinated so far Mildew (technical sheet). Any application to control the disease should be postponed.

Information updated on 18/03/2008: Oospore germination was reported in Pontevedra municipality. Thus, when both environmental conditions and plant development are adequate for the occurrence of the disease, plant sanitary treatments should be initiated for the control of the disease (for the moment NO treatment should be performed).

» Excoriosis
  Mild temperatures recorded in the last weeks have caused an early development of the plant. Thus, last week some grapevines showed shoots in stages D - E, being this fact not usual for this time of the year. Fungicides (mancozeb or folpet) should be applied on these stages (leaf emergence-extended leaves) in vines showing symptoms of excoriosis.

CAMELLIA
  » Aphids
  Toxoptera aurantii, was recorded in some plants with the emergence of first shoots, but in a low number. In spite of this, the incidence and evolution of insect populations should be monitored. Depending on the environmental conditions, if necessary, measures should be carried out to control the disease.

  » Eriophyids
  The first acaricide application against the eriophyid mite Cosetacus camelliae (technical sheet), causing camellia flower drop should be performed soon. Since the authorization to use bromopropylate, the active ingredient currently used for the control of this pest, was withdrawn by the EU on 31 December 2007, other acaricides, such as fenazaquin and fenpyroximate, should be used (consult technicians).

CITRICS AND ORNAMENTALS
  » Scale insects
  In the last days several samples showing symptoms of Ceroplastes sinensis (more photographs)were submitted to the EFA laboratory. These samples showed that presently the first nymph stages are the most abundant, being these stages the best moment to apply (using insecticides recommended for each species). Thus, reducing the sooty mould developed on the honeydew secreted by all development stages of this homopterous.

PINE
  » Processionary caterpillar
  In the last weeks, caterpillar processions have been observed. These insects would bury themselves to pupate, and the adults would emerge in spring-summer seasons. These caterpillars present urticating hairs, which cause allergenic reactions to humans, therefore contact with them should be avoided.

SEVERAL CULTURES
  » Curculionids
  The first signs of curculionid (more photographs)were observed. Adult stages cause damage when feeding on recently extended buds, and tender leaves. Control is difficult, so their removal is advised using mechanical measures when detected, and insecticides should be only applied when shoot development is affected.



Estación Fitopatolóxica do Areeiro