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Black Rot and Frogeye Leaf Spot of Apple
https://ohioline.osu.edu/factsheet/plpath-fru-07
develop a series of brown and black concentric bands or rings. The rotted fruit finally turns black. The ... dark-brown concentric rings and a purple margin giving it a “frogeye” appearance. Black pycnidia, like those ... leaf spot are phases of a widespread and damaging disease of apple and crabapple. The fruit rot phase ...
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Masked Chafers
https://ohioline.osu.edu/factsheet/ENT-51
rapidly recover after rain or irrigation. Heavy infestations result in turf dying in irregular patches ... . Birds, skunks, raccoons and opossums commonly dig up turf around the dead patches. Moles may tunnel ... Entomology Masked chafers are beetles that have larvae, called white grubs, which can attack managed turf ...
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Growing Peaches and Nectarines in the Home Landscape
https://ohioline.osu.edu/factsheet/hyg-1406
nectarines are firm and free from defects such as bruising, and insect and disease damage. The best ripe ... and diseases. Frequently, the season’s crop may be lost either by flower bud kill due to low winter ... and managing insects and diseases. Those unable or unwilling to do these things should not attempt to ...
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Gray Leaf Spot on Turfgrass
https://ohioline.osu.edu/factsheet/HYG-3083
sports turf. Application of fungicides should begin prior to the onset of disease, around August 1 in ... grisea chemical control gray spot st. augustine grass plant disease lawn and turf gray leaf spot turf ... Pathology Gray leaf spot is a disease of increasing importance in the turfgrass industry in the United ...
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Growing Apples in the Home Orchard
https://ohioline.osu.edu/factsheet/hyg-1401
color, bloom period, ripening season, disease resistance and pollen compatibility, all of which are ... that are resistant to important diseases such as apple scab, cedar apple rust, and fire blight. Some of ... the more common disease-resistant apple cultivars are Enterprise (Figure 1), Goldrush, Jonafree, ...
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Billbugs in Turfgrass
https://ohioline.osu.edu/factsheet/HYG-2502-12
of the turf, as if the turf was going into drought and heat dormancy or disease attack was occurring. ... turf plant. Larvae are grub shaped, but legless; they have cream-colored bodies, brown head capsules, ... weevils chemical control of larvae snout beetles turf pests turf damage turf fungal diseases parasitic ...
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Downy Mildew of Blackberry
https://ohioline.osu.edu/factsheet/plpath-fru-48
blackberry (Rubus sp.) is a systemic disease caused by the fungal-like pathogen Peronospora sparsa. Nearly ... all blackberry cultivars are susceptible to downy mildew. The disease also occurs on boysenberry, ... visible. Disease is most severe during wet weather with cool to warm temperatures. Figure 1. Downy mildew ...
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Buckeyes will be impacted by changes to storage limits and University Email Services
name.#@buckeyemail.osu.edu addresses. Planned SalesForce Marketing Cloud updates will enable you to use the tool to contact ...
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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. ...
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Powdery Mildew on Turfgrass
https://ohioline.osu.edu/factsheet/HYG-3081
ornamentals, and turfgrass species. In general, it is not considered to be a serious disease on turf. Powdery ... disease lawn and turf powdery mildew on turf turf fungus chemical control of powdery mildew fungal growth ... Severe outbreaks on Kentucky bluegrass tend to occur on turf growing in shaded areas during spring to ...