In 2016 the milder winter conditions resulted in early leaf and stripe rust infections in Tennessee and Kentucky. This resulted in rust spores being blown into Ontario earlier than we typically see. By mid-May 2016, stripe rust was prevalent in most areas of southwestern Ontario. Growers who selected tolerant varieties or applied a foliar fungicide were able to keep the disease at bay.
BMP’s suggest that seed placed fertilizer, residue management and cover crops will help prevent soil phosphorus from reaching water courses. Manure application requires extra attention to prevent phosphorus losses, especially during winter and snow melt conditions.