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Summer Patch on Turfgrass
https://ohioline.osu.edu/factsheet/HYG-3082
as in roughs and clubhouse surrounds, the disease shows up as irregular patches, rings, and ... crescents. The disease, even to a trained eye, appears very similar to necrotic ring spot. Patches are ... prevention fungicides symptoms patch disease necrotic ring spot take-all patch bentgrass dead spot ...
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Fall Armyworm in Ohio Field Crops
https://ohioline.osu.edu/factsheet/ent-0093
may be as long as 1 ½ inches in the final instar. Caterpillar color varies from light green to brown ... year-round locations, ground beetles, soldier bugs, birds, rodents, and fungal and viral diseases. While such ...
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Herbicide Injury and the Problem of Spray Drift
https://ohioline.osu.edu/factsheet/anr-0137
diseases such as Eutypa dieback. Leaf blade chlorosis is the primary symptom of ALS herbicide drift ... brown spots. Photo by Imed Dami. Figure 8a. Leaf vein chlorosis caused by diuron (Karmex). Photo by Imed ... updated resources from Ohio State. Effect of Major Variables on Drift Distances of Spray Droplets ...
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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 ...
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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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Abnormal Ears in Corn—When and Why Do They Develop?
https://ohioline.osu.edu/factsheet/anr-0139
literature reports, the horizontal brown arrows indicate the main period when the event occurs, and the thin ...
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How to Control and Prevent Mosquito Bites In and Around Ohio Homes
https://ohioline.osu.edu/factsheet/ent-88
Disease Transmission Mosquitoes are reviled because they can transmit potentially deadly pathogens to ... state of Ohio pose the threat of disease transmission to humans and domestic animals (Table 1). Table 1: ... encephalitis, West Nile virus In addition to disease transmission, when female mosquitoes bite humans and ...
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Wine Grape Cultivars for the Midwest
https://ohioline.osu.edu/factsheet/anr-0138
characteristics, including fruit and wine quality, ripening season, disease susceptibility (especially bunch rot), ... end of the fact sheet. Table 3 describes the disease resistance and chemical sensitivity of these ... production and possess more winter hardiness and disease resistance than most of the V. vinifera parents. The ...
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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 ...
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Asian Tiger Mosquito
https://ohioline.osu.edu/factsheet/ent-87
Due to the potential to vector many diseases through nuisance blood-feeding, the Asian tiger mosquito ... pupa, and adult. Only adult females consume blood and transmit disease. Figure 3: Asian tiger mosquito ... eggs near time of hatching. Photo: Dr. Henry D. Pratt, Centers for Disease Control and Prevention Egg ...