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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]
Common Names of Diseases, The American Phytopathological Society; Tomato Diagnostic Key, The Cornell Plant Pathology Vegetable Disease Web Page; Tomato Diseases (Fact Sheets and Information Bulletins), The Cornell Plant Pathology Vegetable Disease Web Page; Gautam, P. 2008. Bacterial Speck Disease of Tomato: An Insight into Host-Bacteria ...
Phytophthora infestans is an oomycete or water mold, a fungus-like microorganism that causes the serious potato and tomato disease known as late blight or potato blight. Early blight, caused by Alternaria solani, is also often called "potato blight". Late blight was a major culprit in the 1840s European, the 1845–1852 Irish, and the 1846 ...
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Darkening lesions on tomato leaves Advanced necrosis on tomato leaf. Stemphylium solani is of greatest concern in tomatoes, potatoes, peppers, garlic, onions, and cotton, though a wide range of over 20 species have proven susceptible. In tomatoes and potatoes, the resulting disease is known as grey leaf spot. In alliums it is known as leaf ...
Fungal diseases; Black dot: Colletotrichum coccodes = Colletotrichum atramentarium: Brown spot and Black pit: Alternaria alternata = Alternaria tenuis: Cercospora leaf blotch: Mycovellosiella concors = Cercospora concors. C. solani C. solani-tuberosi. Charcoal rot: Macrophomina phaseolina = Sclerotium bataticola] Choanephora blight: Choanephora ...
Alternaria alternata – Causes early blight of potato, leaf spot disease in Withania somnifera [9] Alternaria allii - causes onion leaf blight; Alternaria arborescens – causes stem canker of tomato; Alternaria arbusti – causes leaf lesions on Asian pear; Alternaria blumeae – causes lesions on Blumea aurita
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