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  1. A Guide to Corn Growth and Development

    https://ohioline.osu.edu/factsheet/anr-0148

    most often being aborted. Silks outside the husk leaves are drying and changing from tan to light brown ... to brown. Silks will naturally detach from their respective kernels following fertilization, which ... remain white or change to pink or red. The ears have husk leaves beginning to turn brown on the edges. ...

  2. Ripe Rot of Grape

    https://ohioline.osu.edu/factsheet/plpath-fru-0052

    disease that primarily occurs in warm, moist, growing regions in the southeastern United States. However, ... during fruit maturation. The disease is caused by multiple species of the fungus Colletotrichum. Ripe rot ... to undesirable flavors and color. Disease Development and Symptoms Ripe rot is caused by multiple ...

  3. Annual Bluegrass Weevil

    https://ohioline.osu.edu/factsheet/ent-0095

    adults appear mottled brown, while older adults are shiny black. The ABW primarily infests short-cut ... emerge and migrate to the nearest short-mown turf to feed, mate, and lay eggs. Eggs are deposited under ... before pupation. Larvae are legless and cream-colored with an orange-brown head capsule that increases in ...

  4. 2024 Pruning Primer

    https://ohiograpeweb.cfaes.ohio-state.edu/blog/march-11-2024-1230pm/2024-pruning-primer

    ...

  5. Lawn Mowing

    https://ohioline.osu.edu/factsheet/hyg-5816

    season is essential. Dull blades fray and damage leaf tips, leaving unsightly brown patches and unhealthy ... preservation are promoted through increased shade from the turf canopy. Additionally, consider raising mowing ... in bloom to prevent seed dispersal or if active disease is present to avoid spreading spores. Mower ...

  6. Wine Grape Cultivars for the Midwest

    https://ohioline.osu.edu/factsheet/anr-0138

    characteristics, including fruit and wine quality, ripening season, disease susceptibility (especially bunch rot), ... end of the fact sheet. Table 3 describes the disease resistance and chemical sensitivity of these ... production and possess more winter hardiness and disease resistance than most of the V. vinifera parents. The ...

  7. Phytophthora Root Rot of Raspberry

    https://ohioline.osu.edu/factsheet/plpath-fru-14

    occur in patches, which may spread along the row if conditions remain favorable for disease development. ... additional unidentified Phytophthora species have been implicated in this disease. The disease occurs on red, ... commonly on red raspberries. The disease has been reported to occur on blackberries in Kentucky. ...

  8. Herbicide Injury and the Problem of Spray Drift

    https://ohioline.osu.edu/factsheet/anr-0137

    diseases such as Eutypa dieback. Leaf blade chlorosis is the primary symptom of ALS herbicide drift ... brown spots. Photo by Imed Dami. Figure 8a. Leaf vein chlorosis caused by diuron (Karmex). Photo by Imed ... and recently updated resources from Ohio State. Effect of Major Variables on Drift Distances of Spray ...

  9. Cedar-Apple Rust

    https://ohioline.osu.edu/factsheet/plpath-tree-10

    Ohio State University Cedar-apple rust is a common plant disease caused by the fungal pathogen ... apple, crabapple, eastern redcedar, and other juniper species. Cedar-apple rust is a widespread disease ... disease on redcedar and juniper, the symptoms can be significant and damaging on apple. This disease has ...

  10. Drones for Spraying Pesticides—Opportunities and Challenges

    https://ohioline.osu.edu/factsheet/fabe-540

    detection of insects and diseases Drones successfully and effectively monitor plant growth by collecting and ...

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