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Cereal Leaf Beetle
https://ohioline.osu.edu/factsheet/ENT-38
The cereal leaf beetle is a small, Chrysomelid beetle, which has been associated with wheat and other ... defoliation is a frosty appearance of the field. Figure 1. Adult cereal leaf beetle. Photo by H. Wilson. ... Figure 2. Cereal leaf beetle eggs. Photo by H. Wilson. During the 1960s and 1970s, parasitoids were ...
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Hardwood Log and Tree Quality
https://ohioline.osu.edu/factsheet/F-74-12
inside the bark at the top end of the log. This is also called the scaling end. Setting this minimum ... diameter inside the bark, termed the quality zone. The quality zone is further divided into an inner and ... based on diameter at breast height (DBH) outside the bark, measured 4.5 feet above the ground, and the ...
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Bean Leaf Beetle on Soybean
https://ohioline.osu.edu/factsheet/ENT-23
Entomology James B. Eisley, Department of Entomology The bean leaf beetle (BLB) is a small beetle that varies ... BLB generation. Figure 1. Bean leaf beetle adults The BLB larval stage feeds on the root system, and ... thought is that significant injury to roots by larval feeding does not occur. Bean leaf beetle passes ...
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Bumble Bees and Solitary Bees & Wasps in Urban Landscapes
https://ohioline.osu.edu/factsheet/HYG-2143-10
HYG-2143 10/05/2011 David J. Shetlar, Department of Entomology, Ohio State University Extension In ... fall, overwinter under loose bark, in hollow trees, or other protected places. They emerge in May, and ... iridescent green colors on the body. Females usually nest in rotting wood or under loose bark of dead trees. ...
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Black Rot and Frogeye Leaf Spot of Apple
https://ohioline.osu.edu/factsheet/plpath-fru-07
develop in the bark. These areas slowly enlarge and darken to form cankers. Cankers may continue to expand ... bark; or the bark may be killed and conspicuously cracked, especially at the margins. In recently killed ... areas, the bark is firmly attached to the wood; but after a year or so, it cracks and falls away and can ...
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20 Questions on Plant Diagnosis
https://ohioline.osu.edu/factsheet/plpath-gen-3
determining whether a plant is a pine or a spruce, determining if it is naturally variegated or deciding if it ... damage caused by Japanese beetles. Typically, diagnostics is a process to come up with the best possible ... with only the veins remaining is relatively easy if Japanese beetles are swarming the tree. Of course, ...
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Cane Blight of Raspberries
https://ohioline.osu.edu/factsheet/plpath-fru-10
develop in the brown cankered bark. In wet weather, large numbers of microscopic spores ooze out of the ... pycnidia. This ooze gives the bark a dark-gray, smudgy appearance. During winter, infected canes commonly ... invades and kills bark and other cane tissues. Fungal fruiting bodies are formed in older cankers and ...
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Shiitake Mushroom Production: Inoculating Logs with Spawn
https://ohioline.osu.edu/factsheet/f-0040
bark of white oaks are more often used compared to red species that produce thinner bark. However, with ... production. As a rule, thin-barked, low-density hardwood tree species provide relatively quick fruitings of ... mushrooms but only for a short period of time. Thin-barked logs tend to lose moisture quickly. Locust, ...
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Cottony Maple Scale and Its Management
https://ohioline.osu.edu/factsheet/ENT-62
ENT-62 05/13/2015 David J. Shetlar and Jennifer E. Andon, Department of Entomology The cottony ... black lady beetles. The most common one, Hyperaspis signata, has a larva that looks like a mealybug. ... Both the adults and larvae enter ovisacs to feed on the egg masses. These lady beetles continue to feed ...
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Lace Bugs
https://ohioline.osu.edu/factsheet/HYG-2150-10
HYG-2150 10/19/2011 David J. Shetlar, Department of Entomology, Ohio State University Extension ... stage by hibernating on the plant under bark or near the plant in leaf litter. Lace bugs that attack ... deciduous plants. The adults hibernate under loose bark of their host plants as well as among leaf litter. ...