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Sanitary diagnosis of your vineyard

The diagnosis is essential
 Viruses and phytoplasmas can impact your vineyard quality and productivity in the long run. 

 

WHY MAKE A DIAGNOSIS? ACTING ON WHAT WE KNOW
 The diagnosis is the essential investigation prior to the application of appropriate measures against a disease.

 These main viruses and phytoplasmas have potential consequences for your vineyard that can be very serious. 
 
 



MAIN VIRUSES AND PHYTOPLASMAS IN ROUTINE ANALYSES
Virus Illustration Symptoms Consequences for your vineyard
 Fanleaf
(ArMV and GFIV)
Distorted yellow leaves, shorter internodes, flat shoots…
Progressive degeneration that may leads to the death
Slow and irreversible contagion 
 Yields fall
 Quality reduction

 
 Leaf-roll
(GLra V-1 et 3
GLra V-2, -4, -5, -6, -7, -9)
Rolled leaves, prematurely turning red or yellow, maturation heterogeneity
 Old vines weakening
 Yields fall
 Quality reduction
 Contagion risk

 

 

Phytoplasmas Illustration Symptoms Consequences for your vineyard
 Flavescence Dorée*

 Bois Noir**
Discolored leaves turning red or yellow, hardening off difficulties 

Progressive degeneration that may leads to the death
 Contagion risk 
 Decrease in yield
 Quality reduction

 
*Quarantine pest subject to an administrative uprooting in case of positive control.
** Remission possibility.



SERVICES, INFORMATION AND ANALYSES REQUESTS
 Thanks to Novatech Laboratory, subsidiary of MERCIER Group, Mercier technicians are able to offer to their client virus diagnosis. The sanitary diagnosis is one of the laboratory skills, to know all about Novatech Laboratory activities, click here.
 
 Services: Sampling and assistance by your Mercier technician. Your results in 15 days. New diagnosis methods (ELISA, PCR, qPCR, LAMP, DNA chips)

 Information and analysis requests: for any information and advice on sampling methods and prices, do not hesitate to contact your Mercier technician or our team directly:
To know all about Novatech laboratory, click here.



Tel. +33 (0) 2 51 52 58 69 | Fax. +33 (0) 2 51 50 71 19
Mail. laboratoire-mercier@mercier-groupe.com

n° accreditation 1- 1919 
Portée disponible sur www.cofrac.fr


 

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