Emergence of 13_A2 Blue Lineage of Phytophthora infestans was Responsible for Severe Outbreaks of Late Blight on Tomato in South‐West India

P Chowdappa, NBJ Kumar, S Madhura… - Journal of …, 2013 - Wiley Online Library
Prior to 2007, late blight was not reported as a serious threat to tomato cultivation in India
although the disease has been known on potato since 1953. During the July–December
cropping season of 2009 and 2010, severe late blight epidemics were observed in
Karnataka state of India, causing crop losses up to 100%. Nineteen Phytophthora isolates,
recovered from late blight affected tomato tissues from different localities in Karnataka state
between 2009 and 2010, were identified as Phytophthora infestans based on morphology, a …
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