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  1. Bitter Rot of Apple

    https://ohioline.osu.edu/factsheet/plpath-fru-20

    rot is a common fruit rotting disease of apple (and pear) that occurs in all states where apples and ... disease on peach. Glomerella cingulata can also cause a leaf spot and canker on apple, although these ... forms of the disease are not common in Ohio. Disease Development and Symptoms Figure 1. Bitter rot on ...

  2. Lawn Grass Cultivar Selection

    https://ohioline.osu.edu/factsheet/hyg-4027

    patch diseases Failure to select the proper species or cultivar may result in poor or thin grass ... disease and insect resistance, and adaptations that allow the turf to thrive in differing environmental ... selection. Turfgrass cultivars with resistance to diseases should also be included in the blend. For ...

  3. Mosquitoes

    https://extension.osu.edu/today/mosquitoes

    diseases among pets and humans. Tim talks with Sarah Short, an Ohio State entomologist, about how you can ...

  4. Lime and the Home Lawn

    https://ohioline.osu.edu/factsheet/hyg-4026

    a favorable environment for the development of summer patch disease, caused by a fungus that infects turfgrass ... ranges. Turf outside of these ranges can lose quality.  Several factors cause the formation of acidic soil ... be applied to turf that is wilted or frost-covered. The turf should be irrigated after application in ...

  5. Powdery Mildew of Grape

    https://ohioline.osu.edu/factsheet/plpath-fru-37

    limited, and they appear as dark-brown to black patches that remain as dark patches on the surface of ... important disease of grapes worldwide. The disease generally is considered less economically important in ... Ohio than black rot or downy mildew. However, uncontrolled, the disease can be devastating on ...

  6. Bitter Rot of Grape

    https://ohioline.osu.edu/factsheet/plpath-fru-08

    spots Small, circular, whitish spot, which is soon surrounded by a brown ring Fungal fruiting bodies on ... Pathology Bitter rot has been recognized as a disease of grapes since 1887. The name was derived from the ... infected with bitter rot, the wine may be undrinkable. The disease is more common in the southern grape ...

  7. Black Rot and Frogeye Leaf Spot of Apple

    https://ohioline.osu.edu/factsheet/plpath-fru-07

    develop a series of brown and black concentric bands or rings. The rotted fruit finally turns black. The ... dark-brown concentric rings and a purple margin giving it a “frogeye” appearance. Black pycnidia, like those ... leaf spot are phases of a widespread and damaging disease of apple and crabapple. The fruit rot phase ...

  8. Soybean Rust

    https://ohioline.osu.edu/factsheet/plpath-soy-2

    Soybean rust (SBR), caused by the fungus Phakopsora pachyrhizi, is one of the most important diseases of ... favorable conditions and can cause severe defoliation. In regions where the disease has been reported, yield ... urediniospores and teliospores. Urediniospores are pale yellow-brown to salmon colored and have some ...

  9. 4-H Professionals Inservice

    https://extension.osu.edu/events/4-h-professionals-inservice-1

    colleagues. Bring a flyer and post the details on the Share Fair message board. State updates: These ... announcements will be recorded and shared prior to the Inservice. If you have an update you would like to share, ... please email Katherina Hulme.25 with the recorded update. We ask you record these by October 17. Q&A ...

  10. White Rot and Botryosphaeria Canker of Apple

    https://ohioline.osu.edu/factsheet/plpath-fru-42

    canker phase of the disease is most severe in trees weakened by drought, winter injury, sunscald, poor ... pruning, low or unbalanced nutrition, and other plant diseases. The fruit rot phase can be sporadic in ... to be affected than other varieties. Symptoms Fruit At first, small, reddish-brown spots appear ...

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