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Results for “Iran”
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Exports in conflict
The escalation of war involving Iran since late February 2026 has triggered a systemic shock to global energy and maritime logistics, with knock‑on effects now being felt across South African agriculture, including wine.
By SA Wine Industry · 4 min read
Grapevine rupestris stem pitting-associated virus
The most prevalent in vineyards and well characterised molecularly, but still relatively unknown.
By Dariusz Goszczynski · 8 min read
Petri disease - when and how do Western Cape vineyards get infected?
The aim of the current study was to identify Petri disease pathogen inoculum sources in vineyards and rootstock mother blocks and to determine if, and when, spores are released and whether spore release events coincide with susceptible periods in vineyards and mother blocks.
By Francois Halleen, Annabella Baloyi & Lizel Mostert · 8 min read
Seaweed-based biostimulants in Vitis vinifera
Little is known about the impact of seaweed extracts in grape production and their influence on grapevine physiology, and stress adaptation mechanisms.
By Liam Samuels, Evodia Setati & Erna Blancquaert · 10 min read
Soil compaction - the silent killer of conservation agriculture?
In this article, the effect of compaction on water infiltration and redistribution, root growth and on aeration will be discussed.
By Eduard Hoffman · 16 min read
Getting the most out of applied phosphorus (P) - understanding soil P relations in vineyard soils
The vineyard industry is evolving rapidly – new soil conditioners, precision tools and AI-driven decisions are becoming commonplace. Yet, as Jean-Baptiste Alphonse Karr famously wrote, “The more things change, the more they stay the same.”
By VIVIAN WHITE · 7 min read
