Figure 4. Pathogenicity test of the isolated Alternaria sp. on plum tomatoes and symptom development at 4, 7, 10, and 20 days after inoculation (DAI). Note: Two of the plum tomato fruits on top and one of them in the middle were untreated control (CK) (i.e., inoculated with deionized water).
Credit: Z. Mersha