Descriptor: 018 Mature leaf: blistering of upper side (018 MATURE LEAF: BLISTERING OF)

Definition:

Observation from berry set to veraison. Blisters between the veins of ultimate order have to be assessed. Mean value of 10 mature leaves above the clusters at the medium third of shoot (N1-N3=main veins).

Crop:

Category:

Morphological descriptors

Status:

Crop Germplasm Committee approved

Data Type:

Alpha/numeric descriptor

Maximum Length:

1

Responsible Site:

SYSTEM (SYS)