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Results for “magnesium”
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Profile pit stories with Johan
With this article, I will summarise a few regular soil-related questions and answers.
By Johan de Jager · 8 min read
Liming through drip irrigation
For optimal growth and yield, the soil pH has to be correct.
By Doronae · 4 min read
New tools to help overcome stuck fermentations in wine
Twenty years ago, it was thought that stuck fermentations were mainly due to two things: nitrogen deficiency and the glucose/fructose ratio of the must. Recentl
By Lallemand · 16 min read
Impact of grapevine nitrogen fertilisation on YAN levels in the juice
PHOTO: Johannes Richter.
By Doronae · 7 min read
A toast to Milwaukee, Stabila at Heineken brewery storage expansion
Milwaukee power tools and Stabila laser measurers have played an integral role in assisting sub-contractor FE Shelv & Rack complete a storage-extension project
By Anton Pretorius · 3 min read
Management and re-use of treated winery wastewater (Part 1): New Zealand wineries
Carolyn went to New Zealand to participate in a technical tour focussing on the management and re-use of treated winery wastewater, with particular reference to
By Carolyn Howell · 9 min read
Produce gardens take root at Spier to boost community food security during COVID-19 lockdown
Wilton Sikhosana, Spier's nursery manager.
By Anton Pretorius · 3 min read
Calcium tartrate instability of wine
Tartrate instability of wine is usually associated with the appearance of cream of tartar or potassium bitartrate crystals, also known as wine diamonds, in chilled white wines.
By Charl Theron · 4 min read
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
Managing for optimum root health
Plant health is dependent on root health which is ultimately dependent on soil health.
By Prabashnie Ramouthar · 19 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
