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Results for “Symptoms”
Showing 1–12 of 60 results
60 results — page 1 of 5
Incidence and spread of aster yellows
Symptoms associated with aster yellows (AY) vary during the season and between cultivars.
By Roleen Carstens · 5 min read
Manganese deficiencies
During the past season, symptoms of manganese deficiency were relatively commonly observed in wine grapes in the Coastal Region areas.
By Hanno van Schalkwyk · 4 min read
Free Corona self-care: Without funds or access to effective healthcare
The Corona pandemic has reached South Africa. Given the absence of effective healthcare for many South Africans and those living and working there, fear is a na
By SA Wine Industry · 3 min read
Esca in SA vineyards
Esca is a fairly unknown grapevine disease in South Africa, although the disease has probably existed locally for decades. This article discusses the causative
By Francois Halleen · 5 min read
The benefits of certified, virus-tested, true-to-type plant material
Introduction
By Sandile · 8 min read
Lessons from "down under"
A group of South Africans visited the south of Australia last year to learn more about various vineyard techniques.
By Doronae · 4 min read
Virus diversity associated with grapevine leafroll disease
PHOTO: Hanno van Schalkwyk.
By Johan Burger · 12 min read
It's a MOYO thing
Dr Mukani Moyo and Dr Providence Moyo on their graduation day in Stellenbosch.
By Lee-anne · 4 min read
New Winetech projects for 2017 (Part 3)
1. Investigating the spread of natural vitiviruses
By Winetech Editorial Team · 3 min read
