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  2. Pseudoperonospora cubensis - Wikipedia

    en.wikipedia.org/wiki/Pseudoperonospora_cubensis

    Although cucumber downy mildew has been severe on resistant cultivars, these cultivars are more effective than susceptible cultivars in delaying infection. Chemical control - Chemical control is highly recommended because downy mildew is an aggressive and destructive disease and satisfactory control without the use of fungicides is unlikely ...

  3. Cucumber mosaic virus - Wikipedia

    en.wikipedia.org/wiki/Cucumber_mosaic_virus

    Cucumber mosaic virus (CMV) is a plant pathogenic virus [1] in the family Bromoviridae. [2] This virus has a worldwide distribution and a very wide host range, [3] having the reputation of the widest host range of any known plant virus. [4] It can be transmitted from plant to plant both mechanically by sap and by aphids in a stylet-borne fashion.

  4. Colletotrichum orbiculare - Wikipedia

    en.wikipedia.org/wiki/Colletotrichum_orbiculare

    Colletotrichum orbiculare is a plant pathogen of melons and cucumber. It causes the disease anthracnose that can effect curcubits causing lesions on various parts of the plant. It can effect cucumbers, melon, squash, watermelon and pumpkin, especially when the weather is rainy, humid and warm. It can be transmitted by seed as well as soil and ...

  5. Downy mildew - Wikipedia

    en.wikipedia.org/wiki/Downy_mildew

    Cucurbitaceae downy mildew (caused by Pseudoperonospora cubensis) is specific to cucurbits (e.g., cantaloupe (Cucumis melo), cucumber (Cucumis sativus), pumpkin, squash, watermelon (Citrullus lanatus) and other members of the gourd family). The disease is one of the most significant diseases of cucurbits worldwide.

  6. Bacterial wilt - Wikipedia

    en.wikipedia.org/wiki/Bacterial_wilt

    Bacterial wilt is a complex of diseases that occur in plants such as Cucurbitaceae and Solanaceae (tomato, common bean, [1] [2] etc.) and are caused by the pathogens Erwinia tracheiphila, a gram-negative bacterium, or Curtobacterium flaccumfaciens pv. flaccumfaciens, a gram-positive bacterium.

  7. Fusarium wilt - Wikipedia

    en.wikipedia.org/wiki/Fusarium_wilt

    The fungus Trichoderma viride is a biocontrol agent that has proven to control this disease in an environmentally friendly manner. It can also manage Fusarium wilt in cucumber, tomato, and various other crops. [citation needed] F.oxysporum f. sp. radicis-cucumerinum is responsible for the root and stem rot of cucumbers (Cucumis sativus). [13]

  8. Ampelomyces quisqualis - Wikipedia

    en.wikipedia.org/wiki/Ampelomyces_quisqualis

    Ampelomyces quisqualis is up to 98% effective in controlling the powdery mildew Erysiphe cichoracearum on both young and old leaves of cucumber. [8] It is used to control Podosphaera fuliginea on cucumber, another common cause of powdery mildew, but at the same time causes beige angular lesions on leaves and sunken greenish or tan lesions on ...

  9. Melon necrotic spot virus - Wikipedia

    en.wikipedia.org/wiki/Melon_Necrotic_Spot_Virus

    In 1982, nurserymen at Brough, Humberside first discovered the disease on their cucumber plants. In May 1983, some plants showed chlorosis and occasional necrotic spots on leaves. By August of that year, nearly 50% of the 120,000 plants in the greenhouse were severely infected and over 60% had MNSV by October.

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