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Results for “leafroll disease”
Showing 1–12 of 21 results
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Leafroll disease or deficiency symptom?
Grapevine leafroll disease is the most important viral disease of grapevines in South Africa. It is thought to have a significant impact on the sustainability of the wine industry, impacting both the qualitative and productive lifespan of our vineyards.
By Etienne Terblanche · 8 min read
Virus diversity associated with grapevine leafroll disease
PHOTO: Hanno van Schalkwyk.
By Johan Burger · 12 min read
Impact of grapevine leafroll disease on grape and wine composition
Grapevine leafroll disease (GLD) is the most common grapevine disease, which is present in grape-growing regions globally.
By Erna Blancquaert & Wessel du Toit · 8 min read
The front line of leafroll management
Leafroll saps away the strength and quality of vineyards in just a few years. Yet there is still a concerning lack of urgency to address it.
By SA Wine Industry · 6 min read
A method of choice for the evaluation of infection of grapevines
RT-PCR, combined with SSCP analysis of amplicons, is a method of choice for a brief evaluation of the complexity of virus infection of grapevines in a standard
By Dariusz Goszczynski · 4 min read
Proving the aetiology of two important grapevine viral diseases remains a challenge
Grapevine leafroll (GLD) and Rugose wood (RW) are two diseases of great concern for grapevine industries worldwide. GLD causes degeneration of phloem cells, pre
By Doronae · 8 min read
Vineyard lifetime - protection of a valuable asset
The establishment of a vineyard block is a long term investment which may amount to as much as R300 000 per hectare in the case of wine grapes. A longer product
By Doronae · 7 min read
The benefits of certified, virus-tested, true-to-type plant material
Introduction
By Sandile · 8 min read
New Winetech projects for 2017 (Part 3)
1. Investigating the spread of natural vitiviruses
By Winetech Editorial Team · 3 min read
Small bugs, big problems
There are several microscopic maladies that can affect grapevines. Particularly fascinating and challenging is the dreaded leafroll virus, since conventional an
By Lee-anne · 5 min read
New Winetech projects for 2017 (Part 5)
1. Effect of HWT (50°C for 45 minutes) on fungal pathogens in vine nurseries
By Winetech Editorial Team · 5 min read
