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) |