Periods of symptom onset on the foliage of the main soil fungi

 

 Phenological stages Black feet Armillary
A - Winter bud    
B - Cotton bud    
C - Green tip    
D - Leaving the leaves    
E - Spread leaves    
F - Visible clusters    
G - Separate bunches   Low vigor
du cep
 
 
H - Separate flower buds  
I - Flowering  
J - Fruit set  
K - Green peas  
L - Closed bunches  
M - Veraison  
N - Maturity    
 
 Discoloration*
O - Aoûtement  
P - Falling leaves    



  = Significant manifestation of symptoms
                    = moderate manifestation of symptoms
* = reddening (red grape) / yellowing (white grape)
 
   = Manifestation importante des symptômes
                     = manifestation modérée des symptômes
*  = rougissement (cépage rouge) / jaunissement (cépage blanc)
Last change : 04/19/21