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  1. Bitter Rot of Apple

    https://ohioline.osu.edu/factsheet/plpath-fru-20

    burned.  Chopping dead wood on the ground with a flail-type mower will remove most of the bark and increase ...

  2. 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 ...

  3. Understanding Pesticides in Organic and Conventional Crop Production Systems

    https://ohioline.osu.edu/factsheet/anr-69

        Colorado potato beetle on the left is an example of a pest, while the swallowtail butterfly on the right is ... parasitoids, or pathogens (Barbercheck). Predators such as ladybird beetles catch and eat insect prey. ... Biocontrol example is shown by these aphids parasitized by wasps. Photo by Dr. David Shetlar, The Ohio State ...

  4. 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 ...

  5. Parasites: Cryptosporidium parvum, Cyclospora, and Giardia lamblia

    https://ohioline.osu.edu/factsheet/HYG-5577

    Parasites and Foodborne Illness. fsis.usda.gov/factsheets/parasites_and_foodborne_illness. Accessed August ...

  6. 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 ...

  7. Boxelder Bugs and Leaf-footed Bugs

    https://ohioline.osu.edu/factsheet/HYG-2106

    Douglas-fir, hemlock, white spruce, and various species of pine, where they use their piercing-sucking ... HYG-2106 03/09/2010 David J. Shetlar, Department of Entomology Susan C. Jones, Department of ... western pine-seed bug, belongs to a small group of true bugs called the leaf-footed bugs. As the name ...

  8. Controlling Non-Native Invasive Plants in Ohio's Forests: Autumn Olive and Russian Olive

    https://ohioline.osu.edu/factsheet/F-69-11

    to the point of runoff. Basal bark treatments should only be applied when the areas to be treated are ... dry and not frozen. The basal bark treatments recommended in Table 2 should be applied during the ... close to the ground and applying an herbicide to the cut surfaces (and sometimes the bark) with a spray ...

  9. Growing Peppers in the Home Garden

    https://ohioline.osu.edu/factsheet/hyg-1618

    beetles and lacebugs. These natural predators should be left in the garden if discovered. European corn ... commonly found on pepper plants are aphids, flea beetle, tarnished plant bug, stink bugs, spider mites, ...

  10. Cicada Killer Wasp

    https://ohioline.osu.edu/factsheet/ENT-63

    ENT-63 05/13/2015 David J. Shetlar and Jennifer E. Andon, Department of Entomology Eastern cicada ...

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