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  1. 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. ...

  2. 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 ...

  3. Choosing a Laboratory for Nutrient and Soil Health Testing

    https://ohioline.osu.edu/factsheet/anr-0107

    ANR-0107 Agriculture and Natural Resources 07/22/2022 Cassandra Brown; Program Manager; Food, ... constitute an endorsement by The Ohio State University. Please check with individual laboratories for updated ...

  4. Chicken Breed Selection

    https://ohioline.osu.edu/factsheet/anr-60

    brown, or other colors such as blue and green. The best egg laying breeds tend to be the smaller bodied ... to protect animals from disease-causing pathogens to help keep them healthy. One of the biggest ... followed closely. Chickens should be purchased free of any disease to avoid introducing a disease into your ...

  5. Pruning Erect Blackberries in the Home Garden

    https://ohioline.osu.edu/factsheet/hyg-1431

    Horticulture and Crop Science, The Ohio State University Maurus Brown, Ph.D. Associate Professor Emeritus, The ... a fairly tangle-free blackberry patch and hopefully it will be a more enjoyable area in which to pick fruit ... floricanes before the fruiting season unless damaged or diseased. When the fruiting season is over, use ...

  6. Phytophthora Root and Crown Rot of Fruit Trees

    https://ohioline.osu.edu/factsheet/plpath-fru-06

    cutting away the outer bark layer. A sharp line demarcates the reddish-brown (diseased) and white ... Pathology Phytophthora root and crown rots (sometimes called collar rot) are common and destructive diseases ... root rot. Symptoms Diseased trees are commonly found in poorly drained areas of the orchard or yard. ...

  7. Common Rust of Corn

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

    diseases of corn in the U.S., but it rarely causes significant yield losses in Ohio field (dent) corn. ... or sweet corn, yield losses may occur when the leaves at and above the ears become severely diseased ... after tasseling. These can be easily recognized and distinguished from other diseases by the development ...

  8. Necrotic Leaf Blotch of Golden Delicious Apples

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

    Pathology Necrotic leaf blotch is a common but minor disease that appears to be restricted to the Golden ... Delicious cultivar of apples and its sports. The disease is a physiological disorder and has been observed ... disorder varies from orchard to orchard and, more importantly, from year to year. The disease is fairly ...

  9. 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, ...

  10. Red Stele Root Rot of Strawberry

    https://ohioline.osu.edu/factsheet/plpath-fru-34

    disease has become a serious problem facing strawberry production in the northern two-thirds of the United ... States. The disease is most destructive in heavy clay soils that are saturated with water during cool ... stele root rot. Susceptible variety on right, and resistant variety on left. Normally, the disease is ...

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