Plectosporium Blight of Cucurbits
Plectosporium blight (formerly called Microdochium blight) is a disease of pumpkins and squash that was first reported in Tennessee in 1993. It is caused by the fungus Plectosporium tabacinum (formerly Microdochium tabacinum). In 1994 the disease ... [... more]
Virginia Tech Extension |
Powdery Mildew of Cucurbits
Powdery mildew affects all cucurbits, but most often damages cantaloupes, squash, and pumpkins. Two different fungi, Erysiphe cichoracearum and Sphaerotheca fuliginea, can cause powdery mildew on cucurbits. Both fungi grow as a white, powdery ... [... more]
Virginia Tech Extension |
Angular Leaf Spot of Cucumber
Angular leaf spot of cucurbits is caused by the bacterium Pseudomonas syringae pv. lachrymans. Although the bacterium can attack a wide range of cucurbits, the disease is mainly important on cucumbers in Virginia. The bacterium attacks the ... [... more]
Virginia Tech Extension |
Downy Mildew of Cucurbits
Downy mildew, caused by the fungus Pseudoperonospora cubensis probably causes more damage to cucurbits than any other disease in Virginia, particularly during extended periods of cool, moist weather. The disease is generally a problem from mid to ... [... more]
Virginia Tech Extension |
Cucumber Production for Mechanical Harvest
In the spring of 1998, a local farmer and entrepreneur approached this station to demonstrate a mechanical harvester for fresh market cucumbers. A 1/2 A. plot of cucumbers was planted with the harvest timed for the field day on June 23. The ... [... more]
Virginia Tech Extension |
Updates on Special Herbicide Labels for Virginia Farmers
Command (clomazone) herbicide has received a Section 18 label for application to cucumbers grown in Virginia in 1995. We recommend 4 to 4.5 oz/A Command as a preemergence application. Risk of damage to sensitive adjacent vegetation diminishes as ... [... more]
Virginia Tech Extension |
Aluminum-Coated Plastic for Repulsion of Cucumber Beetles
Striped, Acalymma vittata (Fabricius), and spotted, Diabrotica undecimpunctata howardi Barber, cucumber beetles (Coleoptera: Chrysomelidae) are major pests of cucurbits in Virginia, especially for biological farmers who do not use insecticides ... [... more]
Virginia Tech Extension |
SANDEA HERBICIDE REGISTERED FOR CUCUMBER IN VIRGINIA
Henry P. Wilson and Brian W. Trader Professor and Graduate Research Assistant, respectively Eastern Shore Agricultural Research and Extension Center, VA Tech In summary, Sandea may be safely applied preemergence or postemergence in cucumber. Used ... [... more]
Virginia Tech Extension |
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