Site

Search results

  1. Testing Protocols for Diseases Surveillance in Poultry

    https://ohioline.osu.edu/factsheet/vme-32

    industry relies heavily on surveillance to keep certain diseases out of the population. Avian Influenza ... (AI), Avian Mycoplasma and Salmonella are examples of such diseases. Surveillance is an intricate and ... complicated process that can be different in different diseases and in different situations. In this article ...

  2. Cane Blight of Raspberries

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

    Pathology Cane blight is one of the more damaging diseases of raspberries. The disease is most common on ... black raspberries but also occurs on red and purple varieties. The disease occasionally occurs on ... The cankers enlarge and extend down the cane or encircle it, causing lateral shoots above the diseased ...

  3. Leather Rot of Strawberry

    https://ohioline.osu.edu/factsheet/plpath-fru-09

    it is considered a minor disease of little economic importance. However, excessive rainfall during ... development. Where the disease has been a problem in Ohio, infection of green fruit is common. On green ... berries, diseased areas may be dark brown or natural green outlined by a brown margin. As the rot spreads, ...

  4. Diplodia Tip Blight of Two-Needled Pines

    https://ohioline.osu.edu/factsheet/plpath-tree-03

    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 ... blight symptoms on Austrian pine. Symptoms and Signs This disease is characterized by the blight, or ...

  5. Scab of Peach, Nectarine, Plum, and Apricot

    https://ohioline.osu.edu/factsheet/plpath-fru-39

    The disease affects fruit, leaves and young green twigs. Scab is most common in home orchards where ... by the scab fungus. The disease is usually more serious in low-lying, moist, shady areas where air ... the leaf. Diseased leaf tissue may dry up and drop out, leaving “shot-holes.” If the season is wet, ...

  6. Gray Leaf Spot of Corn

    https://ohioline.osu.edu/factsheet/plpath-cer-05

    prevalent foliar fungal diseases of corn in the state of Ohio ever since it was first reported in parts of ... into no-till fields and conditions are favorable for infection. Reports of high disease severity are ... humidity favor infect and disease development and spread. Under these conditions, yield losses ranging from ...

  7. Corn Hybrid Reactions to Gray Leaf Spot In Ohio, 1995-1996

    https://ohioline.osu.edu/factsheet/agf-130

    Horticulture and Crop Science Gray leaf spot (GLS) is a foliar disease of corn caused by the residue-borne ... fungus, Cercospora zeae-maydis. This disease has become a widespread problem affecting corn production in ... 1995 enhanced the spread of the disease throughout most of the state and resulted in statewide yield ...

  8. Phytophthora Root and Crown Rot of Fruit Trees

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

    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. ... Heavy, wet soils that remain saturated for extended periods of time are required for disease development. ...

  9. Powdery Mildew of Grape

    https://ohioline.osu.edu/factsheet/plpath-fru-37

    important disease of grapes worldwide. The disease generally is considered less economically important in ... Ohio than black rot or downy mildew. However, uncontrolled, the disease can be devastating on ... the fungus. Causal Organism and Disease Cycle Figure 2. Grape leaf severely infected with powdery ...

  10. Rust Diseases of Wheat

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

    (330-263-3842) There are three different rust diseases that affect wheat—leaf rust (also known as brown rust or ... given year, any of these diseases can infect and cause substantial yield losses if not adequately ... level of rust severity. High levels of disease before or during flowering usually have the greatest ...

Pages