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  1. Mycorrhizae in Urban Landscapes

    https://ohioline.osu.edu/factsheet/plpath-tree-01

    appropriate mycorrhizal inoculum in the soil, the inoculum level is low, or species present are less efficient ... disturbed, depleted soils such as mine spoils. In principle, highly compacted, organic nutrient-poor soils in ... Lewandowski and Pierluigi (Enrico) Bonello Department of Plant Pathology Mycorrhizae are relationships between ...

  2. Phytophthora Damping-off and Root Rot of Soybean

    https://ohioline.osu.edu/factsheet/plpath-soy-04

    planting, high incidence of seedling damping-off can result in yield losses greater than 50 percent in ... soils with high clay content. Traditionally, the northwest section of the state has had severe problems ... of P. sojae have been detected in Ohio soils, with as many as 50 from a single field. The tremendous ...

  3. Effects of Flooding and Ponding on Corn

    https://ohioline.osu.edu/factsheet/agf-118

    respectively, at a low nitrogen fertilizer level (50 lb N per acre). At a high level of nitrogen (350 lb N per ... the duration of flooding and air/soil temperatures. Prior to the 6-leaf stage (when the growing point ... is near or at the soil surface), corn can survive only 2 to 4 days of flooded conditions. Once corn ...

  4. Food Safety and Garden Flooding

    https://ohioline.osu.edu/factsheet/hyg-1154

    at risk of becoming contaminated by pathogens present in floodwater. Factors such as the level of ... consumed. High-risk crops should not be consumed Several crops present a higher food safety risk than ... floodwater with fruits and vegetables is by raising the soil level using raised beds. Beds should be 18 to 36 ...

  5. Biosecurity Fundamentals for Extension Personnel

    https://ohioline.osu.edu/factsheet/vme-5

    interview, the manager can decide whether the person represents a low-, medium- or high-risk visitor and then ... a herd by the addition of animals, there is a risk of disease introduction by people traveling between ... placed in a clean plastic bag or container before re-entering the vehicle. High-risk visitors are those ...

  6. Use of Forage Chicory in a Small Ruminant Parasite Control Program

    https://ohioline.osu.edu/factsheet/VME-31

    managed. Well-drained to moderately drained soils with medium to high fertility provide conditions for ... Ohio Agronomy Guide recommends that soil pH be maintained above 5.5 for best results. Critical levels ... of soil phosphorus and potassium are 25 ppm and 110 ppm respectively. Similar to cool season grasses, ...

  7. SENR Director's Note, August 15

    https://senr.osu.edu/email/senr-directors-note-august-15

    month. I believe I have been the longest-serving director in SENR’s 50-year-plus history, and I have been ...

  8. Leaf Blotch Diseases of Wheat—Septoria tritici Blotch, Stagonospora nodorum Blotch and Tan Spot

    https://ohioline.osu.edu/factsheet/plpath-cer-07

    conditions with temperatures between 50° and 68°F (15° to 20°C), whereas warmer temperatures between 68° and ... a soil test. Adequate amounts of N, P and K should be applied at planting to insure good seedling growth ... windy weather prevails during mid to late spring, losses can be as high as 20 to 30 percent. The ...

  9. Growing Cabbage in the Home Garden

    https://ohioline.osu.edu/factsheet/hyg-1611

    between 35 and 50 degrees F can lead to premature flowering. Cabbage should be grown in the spring or fall ... Soil pH should be maintained between 6.0 and 6.8 for optimum growth. This range of soil pH will ... Fertilizing Fertilizer and lime are best applied using the results of a soil test as a guide. Contact your ...

  10. Monday Morning Message, August 8

    https://senr.osu.edu/email/monday-morning-message-august-8

    a mid-level manager’s nightmare because you can see the problems but are relatively powerless to correct them ... a sophomore at Whetstone High School (the Columbus City School north of campus), and I’m looking forward to ...

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