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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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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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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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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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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 ...
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Sorghum-Sudangrass as a Cover Crop in Ohio
https://ohioline.osu.edu/factsheet/anr-0118
more secondary roots than a corn plant Brown midrib available on some hybrids Cultural Traits Summer ... closer than 6 inches to the soil surface to ensure growth. Brown midrib hybrids are available for higher ... Frees phosphorus (P) and potassium (K) Good Compaction fighter Excellent Nematodes Very good Disease ...
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Viral Diseases of Plants
https://ohioline.osu.edu/factsheet/plpath-gen-5
colorful) names based on the disease they cause—for example, tobacco ring spot, watermelon mosaic, barley ... provide an overview of key concepts in plant pathology. Plant pathology is the study of plant disease ... intracellular (inside cells) pathogenic particles that infect other living organisms. Human diseases caused by ...
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Sclerotinia Stem Rot (White Mold) of Soybean
https://ohioline.osu.edu/factsheet/plpath-soy-3
present leaves that turn brown to tan. (A. Dorrance, OSU). Symptoms and Signs Diseased plants first appear ... Sclerotinia stem rot, or white mold, of soybean is a disease most commonly reported in high-yield soybeans in ... the North Central Region of the United States. Overall disease incidence and severity vary from year ...