The preferred hosts of E. tracheiphila are in the cucurbit family (wild and cultivated species), of which cucumbers are “the most susceptible host, followed by. Erwinia tracheiphila is the causal agent of bacterial wilt of cucurbits, an economically important phytopathogen affecting few cultivated. E. tracheiphila induces severe wilting symptoms in many wild and cultivated cucurbits, especially cucumber (Cucumis sativa) and musk melon (Cucumis melo ).

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The bacterium only affects plants belonging to the cucurbit family such as cucumbers, cantaloupes, melons, pumpkins, squash, gherkins, white gourds and a number of wild plants. Current strategies to control bacterial wilt of cucurbits rely on reducing vector numbers with weekly applications of insecticides after striped cucumber beetles are first observed Foster, The bacterium is transmitted mechanically by contact with contaminated mouthparts and does not reproduce within the beetle.

Bacterial wilt

Privacy policy About Bugwoodwiki Disclaimers. Erwinia tracheiphila Smith Bergey et al.

Cookies on Plantwise Knowledge Bank Trachekphila most websites we use cookies. Bacterial wilt is a disease of the vascular tissue. This is to ensure that we give you the best experience possible.


cucurbit bacterial wilt (Erwinia tracheiphila)

Field cucumber beetle populations were suppressed significantly following vermicompost treatments. Retrieved from ” http: Summer squash and pumpkin may wilt dramatically during the heat of the day and partially recover by morning.

Young pumpkin plants lose vigor and die within two weeks of initial symptom expression. Common Names and Diseases. Spunbonded row covers will exclude beetles.

Bacterial wilt of cucurbits Erwinia tracheiphila. Plant Disease Cover Images Careers In Plant Pathology.

All components of APSnet are copyrighted trachelphila may not be reproduced or distributed except by express permission of APS. Content is available for non-profit, educational use under our Copyright Agreement. The most common symptom is the rapid wilting of individual runners or whole plants. Like most websites we use cookies. Back to top Cucurbits, Bacterial Wilt.

Cucurbits, Bacterial Wilt

In field trials, vector control using this technique outperformed an insecticidal approach Zehnder et al. The impact of bacterial wilt in more tolerant cucurbits is substantially less Brust, b. From Wikipedia, the free encyclopedia. Bacteria spread throughout the plant through adjacent xylem vessels.

Erwinia tracheiphila. [Descriptions of Fungi and Bacteria].

In other projects Wikimedia Commons. Insects that can vector or affect this disease: Weather has little effect on the incidence of wilt, but may influence the rate of symptom tacheiphila.


Initially, wilting may be confined to a portion of a leaf but eventually spreads throughout the entire leaf, to other leaves on a branch and subsequently throughout the plant Walker, Although severity of bacterial wilt varies seasonally and among fields, it has caused nearly complete crop failures, especially in cucumber and musk melon Rand and Enlows, ; Sherf and MacNab, Once a plant is infected, there is no way of stopping the spread of the disease.

Contact Us – Report a Bad Link. Long strands of bacterial slime can be observed if wilted runners are cut and the cut ends are pressed together and then pulled apart. Cucumber Beetle, Striped Crops that are affected by this disease: Bacterial wilt on cucurbits-Sri Lanka.

Bacterial wilt of cucurbits. Plant Disease Management Reports.

However, the disease will soon spread down the runner and then infect the whole plant, causing it to shrivel and die. Bacterial wilt Erwinia tracheiphila.