Syngenta has just released a new seed treatment fungicide for the control of downy mildew in sunflower. PLENARIS contains oxathiapiprolin, a novel chemistry with a new mode of action for control of fungal diseases caused by oomycetes. Downy mildew (Plasmopara halstedii) is the key seedling disease of sunflower causing severe stunting, discoloration of the leaves, […]