Sulphur – Silicate mix efficacy in controlling Powdery Mildew
Sulphur is heavily relied upon in organically farmed vineyards to control powdery mildew.
Underperforming young vines, water stress and Petri disease
Petri disease is a grapevine trunk disease responsible for the decline and dying of young vines a few years after planting. Phaeomoniella chlamydospora (Pch) is one of the main Petri…