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Tobacco Mosaic (Single Streak) Virus on Tomato Fruit

single streak virus
Single virus streak is caused by a strain of tomato mosaic tobamovirus which produces brown streaks on the stems and petioles, or sunken brown rings on fruit as shown here.

Photo courtesy of R. Provvidenti, NYSAES, Geneva, NY

single streak
Photo courtesy of Cornell University, Ithaca, NY