A Guide to Grapevine Abnormalities in South Africa - P.G. GOUSSARD

Esca dieback.

PHOTO 121. The progress of esca dieback (Photo 120) over a period of time.

PHOTO 122. Eventually shoot growth succumbs (Photo 121) and esca gains the upper hand.

84 • A Guide to Grapevine Abnormalities in South Africa