Dr. Gary Peng, AAFC – Blackleg - University of Saskatchewan
Dr. Gary Peng, AAFC – Blackleg - University of Saskatchewan
Dr. Gary Peng, AAFC – Blackleg - University of Saskatchewan
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What factors can influence the<br />
increase <strong>of</strong> blackleg disease?<br />
Pathogen population: <strong>–</strong>race structure. The type &<br />
frequency <strong>of</strong> Avirulent (Av)/avirulent (av) alleles<br />
Resistance genes in canola cultivars (specific &<br />
quantitative resistance genes)<br />
Occurrence Fungicides and their reproduction timing when <strong>of</strong> “new” resistance pathogen<br />
breaks races that down are (worst-case able to overcome scenario) R genes <strong>–</strong> The<br />
rate <strong>of</strong> reproduction would be higher under short<br />
crop rotations
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