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  1. Oak Wilt

    https://ohioline.osu.edu/factsheet/plpath-tree-02

    However, there is some evidence that oak bark beetles (Coleoptera: Scolytidae) may also be involved. ... oaks) of spore-bearing fungal mats under the desiccating bark (Figure 4). These fungal mats crack the ... bark open with pressure pads to facilitate dissemination of the pathogen (see below). Sapwood streaking ...

  2. Spider Mites and Their Control

    https://ohioline.osu.edu/factsheet/HYG-2012-11

    "cool season" mite. This pest can be found on all types of conifers from spruces and pines to ... HYG-2012 09/20/2011 David J. Shetlar, Department of Entomology Spider mites are not insects but ... be found in Ohio landscapes. The twospotted spider mite, Tetranychus urticae, and spruce spider mite, ...

  3. Carpet Beetles

    https://ohioline.osu.edu/factsheet/HYG-2103-10

    HYG-2103 10/19/2011 David J. Shetlar, Department of Entomology Carpet beetles feed on animal and ... heavy furniture or pianos and at carpet edges. Adult beetles fly readily in May and June. They are ... black carpet beetles are oval and shiny-black with brownish legs. They vary in body length from 1⁄8 to ...

  4. How to Control and Prevent Mosquito Bites In and Around Ohio Homes

    https://ohioline.osu.edu/factsheet/ent-88

    nectar. Photo: D.J. Shetlar Figure 3: Asian tiger mosquito, Aedes albopictus, taking a blood meal. Photo: ... D.J. Shetlar Figure 4: Female Anopheles mosquito after a blood meal. Photo: USDA-ARS Mosquitoes and ... their development. Photo: Dr. David Shetlar Figure 9: Bucket collecting yard debris and water; a perfect ...

  5. Lady Beetles

    https://ohioline.osu.edu/factsheet/ENT-45

    ENT-45 12/09/2014 Andrea Kautz and Mary Gardiner, Department of Entomology Lady beetles, often ... Convergent Lady Beetle is the official state insect of Ohio! Both adults and larvae feed on soft-bodied ... insects like aphids. There are many species of lady beetles found in Ohio, but the most common ones are ...

  6. 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 ...

  7. Asian Tiger Mosquito

    https://ohioline.osu.edu/factsheet/ent-87

    siphons on the larvae and the breathing trumpet on the pupa. Photo: Dave Shetlar   Figure 5: Asian tiger ... https://hgic.clemson.edu/factsheet/asian-tiger-mosquito/. Rios, Leslie, and James E. Maruniak. 2004. “Common name: Asian tiger mosquito. Scientific name: ...

  8. Peach Canker

    https://ohioline.osu.edu/factsheet/plpath-fru-25

    bark. The diseased inner bark begins to break down, causing the cankered surface to appear depressed. ... Black specks, which are fungal spore producing bodies, appear on the bark surface or under the bark ... strands. During the summer, healthy bark (callus tissue) grows over the edges of the narrow, oval shaped ...

  9. Lichens

    https://ohioline.osu.edu/factsheet/plpath-gen-12

    growing on the bark of a tree.  (Photo by David J. Goerig.) Where do lichens grow? Lichens are located on ... Bark, wood, mosses, rock, soil and peat are all natural substrates. Thalli will also establish itself on ... normally found on tree bark, for instance, are rarely found on rock and vice versa. Lichens established on ...

  10. Growing Rhubarb in the Home Garden

    https://ohioline.osu.edu/factsheet/hyg-1631

    usually not a problem on rhubarb in the home garden. However, the rhubarb curculio, a rusty snout beetle ...

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