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Disease progression of S. sclerotiorum infection on leaves of two genotypes: (A) B. napus AACC and (B) R. alboglabra RRCC. The leaves of both genotypes (90 days of growth) were infected with 1-cm2 mycelial agar discs of S. sclerotiorum. (C) Lesion size was measured 1, 2, 4, 6, 8 and 10 dpi.
