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Viral and viroid diseases Common mosaic of tomato (internal browning of fruit) Tobacco mosaic virus (TMV) Curly top: Curtovirus: Potato virus Y Potato virus Y: Pseudo curly top Tomato pseudo-curly top virus: Tomato bushy stunt Tomato bushy stunt virus: Tomato etch Tobacco etch virus: Tomato fern leaf Cucumber mosaic virus: Tomato mosaic Tomato ...
Tomato leaf mold is a plant disease originated from the South and Central America. [1] In 1883, Cooke first discovered the tomato leaf mold in North Carolina. [ 2 ] This disease is not common on the fruit, but if the control is not run, the foliage can be greatly damaged and result in significant yield losses.
Alternaria solani is a fungal pathogen that produces a disease in tomato and potato plants called early blight. The pathogen produces distinctive "bullseye" patterned leaf spots and can also cause stem lesions and fruit rot on tomato and tuber blight on potato. Despite the name "early", foliar symptoms usually occur on older leaves. [3]
The foliage of affected tomato plants shows mottling, with alternating yellowish and darker green areas, the latter often appearing thicker and raised giving a blister-like appearance. The leaves tend to be fern-like in appearance with pointed tips and younger leaves may be twisted. The fruit may be distorted, yellow blotches and necrotic spots ...
The problem will progress up the plants until they’re virtually bare. General-purpose garden fungicides will control this late-spring disease that is made worse by water on leaves. Spider mites.
Buckeye rot of tomato is caused by three species of pathogens in the genus Phytophthora: P. nicotianae var. parasitica, P. capsici, and P. drechsleri. [1] It is an oomycete that thrives in warm, wet conditions and lives in the soil. [ 2 ]
The infected plants in Israel were cultivars that carried the Tm-2 2 resistance gene which confers diseases resistance against some other tobamoviruses. [4] ToBRFV has also been confirmed from Palestine [5] with symptoms first noted in Autumn 2018. [6] Tomato brown rugose fruit virus spread rapidly to other
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