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  2. Alternaria solani - Wikipedia

    en.wikipedia.org/wiki/Alternaria_solani

    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]

  3. Phytophthora infestans - Wikipedia

    en.wikipedia.org/wiki/Phytophthora_infestans

    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".

  4. Stemphylium solani - Wikipedia

    en.wikipedia.org/wiki/Stemphylium_solani

    Stemphylium solani is a plant pathogen fungus in the phylum Ascomycota. It is the causal pathogen for grey leaf spot in tomatoes and leaf blight in alliums and cotton, though a wide range of additional species can serve as hosts. Symptoms include white spots on leaves and stems that progress to sunken red or purple lesions and finally leaf ...

  5. Fungicide use in the United States - Wikipedia

    en.wikipedia.org/wiki/Fungicide_use_in_the...

    Botrytis blight is a grey mold fungus that was first observed on New Jersey blueberries in 1924 and by the 1950s was considered the most dangerous disease of the Northwest. [50] USDA estimates that 95% of Northwestern blueberry crop and 40% of eastern blueberry fields are infected with botrytis blight.

  6. List of tomato diseases - Wikipedia

    en.wikipedia.org/wiki/List_of_tomato_diseases

    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 ...

  7. Buckeye rot of tomato - Wikipedia

    en.wikipedia.org/wiki/Buckeye_Rot_of_Tomato

    In 2013, the Hindustan Times reported that in India, buckeye rot of tomato has led to damage in 30–40 percent of tomato crops. [13] In 2012, the price of a tomato in India ranged from 0.20-0.33 dollars per kg; however, in 2013 when the disease hit, the price rose to 0.33-0.65 dollars per kg. [4]

  8. Phytophthora nicotianae - Wikipedia

    en.wikipedia.org/wiki/Phytophthora_nicotianae

    Hosts include tobacco, onion, tomato, ornamentals, cotton, pepper, and citrus plants. This pathogen can cause root rot, crown rot, fruit rot, leaf infection, and stem infection. Root rot symptoms are observed on tobacco, poinsettia, tomato, pineapple, watermelon, and as well as African violet. Fruit rots occur on tomato, papaya, and eggplant ...

  9. Agroathelia rolfsii - Wikipedia

    en.wikipedia.org/wiki/Agroathelia_rolfsii

    Agroathelia rolfsii typically prefers warm, humid climates (whence the name of the disease, Southern Blight) which is required for optimal growth (i.e. to produce mycelium and sclerotia). [ 12 ] [ 8 ] [ 11 ] This makes the disease an important issue in regions such as the Southern United States of America, especially for solanaceous crops. [ 13 ]

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