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Powdery Mildew of Wheat
https://ohioline.osu.edu/factsheet/plpath-cer-11
tritici, is the most common foliar disease of wheat in Ohio. It is most damaging in years with relatively ... late April or early May when wheat is in the joint to flag-leaf stage of development. This disease ... the flag leaf becomes severely diseased by heading. Losses of up to 45 percent have been documented in ...
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Botrytis Gray Mold in Greenhouse Floral Crops
https://ohioline.osu.edu/factsheet/HYG-3070
Peduto Hand, Department of Plant Pathology, The Ohio State University The disease gray mold, caused by ... the fungus Botrytis cinerea, is the most commonly encountered disease of herbaceous ornamentals. It ... Depending on the host and the conditions under which the crop is grown, this disease can either be a common ...
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Mummy Berry of Blueberry
https://ohioline.osu.edu/factsheet/plpath-fru-46
Ohio State University Mummy berry is one of the most serious diseases of blueberry. Once the disease ... easily mistaken for frost damage. By blossom time, infected young leaves and shoots wilt, turn brown, and ... stage look like miniature black pumpkins (figure 3). Causal Organism and Disease Cycle Mummy berry is ...
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Bacterial Spot of Stone Fruits
https://ohioline.osu.edu/factsheet/plpath-fru-38
Pathology Bacterial spot affects peaches, nectarines, apricots, plums, prunes and cherries. The disease is ... the tree, predisposing it to winter injury and attack by other pathogens. The disease is usually more ... disease than devitalized, neglected trees. Figure 1. Bacterial spot on peach leaf. Note the “shot-holes” ...
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Hops Downy Mildew
https://ohioline.osu.edu/factsheet/plpath-fru-49
destructive disease of hops (Humulus lupulus) in the Midwest and Northeastern United States. Downy mildew is ... mild temperatures. The disease is systemic and can cause significant yield and quality losses annually. ... Farm. Disease Development and Symptoms The downy mildew pathogen survives the winter in dormant buds, ...
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Bumble Bees and Solitary Bees & Wasps in Urban Landscapes
https://ohioline.osu.edu/factsheet/HYG-2143-10
the thorax and carpenter bees usually have a shiny patch on the tips of their abdomens. There are ... a relatively small area. There are several species in Ohio, but almost all are a dark brown to tan color and ... hovering back and forth over the turf or ground. The females clean out old burrows or construct new burrows ...
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Peach Leaf Curl
https://ohioline.osu.edu/factsheet/plpath-fru-26
disease that occurs on peach, nectarine, and related ornamental plants. The disease, though not a problem ... other diseases and to winter injury. Weakened trees also will produce fewer fruit the following season. ... Yield may be further reduced when blossoms and young fruit become diseased and drop. Symptoms Figure 1. ...
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Ultraviolet Light Exposure: Health Concerns
https://ohioline.osu.edu/factsheet/cdfs-199
deaths from skin cancer and is characterized by a mole that changes or dark, black, or brown patches ... irreversible. Brown patches or spots are another sign of damage, along with skin having a yellow or grayish hue. ...
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Diplodia Tip Blight of Two-Needled Pines
https://ohioline.osu.edu/factsheet/plpath-tree-03
examination, one can find that often this disease begins on new shoots, turning the new needles brown before ... diseases in the urban environment. It affects many common landscape pines in the Midwest, including ... disease is found throughout the Great Plains, Midwest, Northeast, and California. Figure 1. Typical tip ...
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Forest Management
https://ohioline.osu.edu/factsheet/F-34-02
plan that should be periodically reviewed and updated. Review the Management Plan Changes in ownership ... modification of a forest management plan. In Ohio, intervals between periodic reviews and updates should ...