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  1. African Swine Fever: A Severe Threat to Swine Herds Is on the United States’ Doorstep

    https://ohioline.osu.edu/factsheet/vme-1036

    a disease caused by the African swine fever virus (ASFV). ASFV is a viral pathogen found primarily in ... industry can respond and stop the spread of the disease. Signs include high fever; decreased appetite; ... There are four main types of disease depending on the strain of virus infecting the pigs: peracute acute ...

  2. 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 ...

  3. Rhizoctonia Damping-off and Root Rot of Soybeans

    https://ohioline.osu.edu/factsheet/plpath-soy-1

    Rhizoctonia result from stand reduction in newly planted fields, premature death of diseased plants, and ... production of smaller seed. Symptoms of this disease are usually noticed by early summer, where wilted or ... diseased plants become chlorotic and closely resemble plants with a nitrogen deficiency (Figure 2). Figure ...

  4. Identification and Management of Soilborne Diseases of Tomato

    https://ohioline.osu.edu/factsheet/hyg-3314

    reduced yields. These symptoms may indicate soilborne diseases. Soilborne disease complexes, composed of ... long-term protected culture production. Soilborne disease complexes consisting of Verticillium wilt, ... operations in Ohio. Other soilborne diseases that may be present are Rhizoctonia root rot, Pythium root rot ...

  5. Gray Leaf Spot on Turfgrass

    https://ohioline.osu.edu/factsheet/HYG-3083

    grisea chemical control gray spot st. augustine grass plant disease lawn and turf gray leaf spot turf ... sports turf. Application of fungicides should begin prior to the onset of disease, around August 1 in ... Pathology Gray leaf spot is a disease of increasing importance in the turfgrass industry in the United ...

  6. Bee, Wasp, Hornet, and Yellow Jacket Stings for Trainers and Supervisors

    https://ohioline.osu.edu/factsheet/aex-892203

    make stinging insects angry. Be careful not to mow over a nest in the ground, or disturb a nest in ... cannot see them. Review These Important Points Be careful not to mow over a nest in the ground nor ...

  7. Crop Protection Apps

    https://ohioline.osu.edu/factsheet/fabe-55203

    Disease, and Pest Identification App Details Ag PhD Corn Diseases Available from:  Ag PhD Operating system: ... Android / iOS Description: Disease identification and diagnostic guide for corn. Content includes disease ... description, symptoms, and similar diseases, conditions that favor a disease, and suggested management options. ...

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

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

    Disease Transmission Mosquitoes are reviled because they can transmit potentially deadly pathogens to ... state of Ohio pose the threat of disease transmission to humans and domestic animals (Table 1). Table 1: ... encephalitis, West Nile virus     In addition to disease transmission, when female mosquitoes bite humans and ...

  9. On-Farm Biosecurity: Traffic Control and Sanitation

    https://ohioline.osu.edu/factsheet/vme-6

    production, biosecurity refers to those measures taken to keep disease agents out of populations, herds or ... States attempts to keep swine and avian influenza as well as foot-and-mouth disease (FMD) out of its ... or reintroduction of livestock diseases they have been able to prevent or eradicate from their herds ...

  10. Viral Diseases of Plants

    https://ohioline.osu.edu/factsheet/plpath-gen-5

    provide an overview of key concepts in plant pathology. Plant pathology is the study of plant disease ... intracellular (inside cells) pathogenic particles that infect other living organisms. Human diseases caused by ... viral diseases spread. In fact, plant virologists use grafting and budding procedures to transmit and ...

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