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  1. Herbicide Resistance in Waterhemp

    https://ohioline.osu.edu/factsheet/anr-78

    population tested for presence of resistance   University of Illinois, $50 per field Use a combination of PRE ... genetic variability results in a relatively high frequency of mechanisms that can impart resistance to ... a population to an herbicide, increasing the risk of failure the next time that herbicide is used. Figure 1. ...

  2. Wheat as a Cover Crop in Ohio

    https://ohioline.osu.edu/factsheet/anr-0121

    habit: 3–4 feet Preferred soil pH: 6.0–7.5 Table 1. Rating the traits of cover crop wheat. Heat tolerance ... ¾–1½ inches 50–90 lb./acre (pure live seed) Broadcast with shallow incorporation 55–90 lb./acre (pure ... efotg.sc.egov.usda.gov/#/state/OH/documents/section=4&folder=-6. Performance Dry matter = 2,000–5,000 lb. per acre, per year Biomass quantity is highly dependent ...

  3. Low-Cost Crop-Management Considerations

    https://ohioline.osu.edu/factsheet/agf-110

    and potassium. A soil test will measure pH and, if necessary, provide a recommendation for the amount ... Roundup Ready varieties by 50 percent. Select varieties with good tolerance and/or high disease ... fewer well-managed acres would be greater than a larger acreage that is poorly managed. Evaluate soils ...

  4. Use of a Brown Mid-Rib Sorghum x Sudangrass Hybrid in a Small Ruminant Parasite Control Program

    https://ohioline.osu.edu/factsheet/VME-30

    Critical levels of soil phosphorus and potassium are 15 ppm and 100 to 120 ppm respectively. Similar to ... are between 60 and 65°F. At these soil temperatures, the seed will germinate  quickly and a dense ... stand will be established. Although sorghum x sudangrass will tolerate soil pH levels of 6.0 and lower, ...

  5. Proper Spinner-Disc Spreader Operation, Terms and Definitions

    https://ohioline.osu.edu/factsheet/fabe-563

    directly behind the spinner, low rates between the spinner and the edge of the swath, and high application ... agriculture operations as a method to apply soil amendments in an economically conscious manner. Operating ... conditions such as terrain, soil surface conditions, environmental conditions (e.g. wind speed, humidity), ...

  6. Corn Yield Response to Damage from Strong Storms

    https://ohioline.osu.edu/factsheet/ac-1054

    more than 50%, and sometimes as high as 70%, to decrease oil content. Grain oil content was reduced as ... leaves that are up to 40–50% exposed. This coincides with the leaf tip becoming more horizontal. The ... defoliation levels, and induced root lodging) and from observations after natural events (root lodging and ...

  7. 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 ...

  8. Annual Ryegrass as a Cover Crop in Ohio

    https://ohioline.osu.edu/factsheet/anr-0112

    inches Preferred soil pH: 6.0 – 7.0 Table 1. Rating the traits of cover crop annual ryegrass. Shade ... tolerance Very good Flood tolerance Very good Winter survival Winter hardiness varies between varieties. ... efotg.sc.egov.usda.gov/#/state/OH/documents/section=4&folder=-6. Performance Dry matter = 1,000 – 4,000 lb. per acre, per year Biomass quantity is highly dependent ...

  9. Tools for Estimating Winter Malting Barley Grain Yield

    https://ohioline.osu.edu/factsheet/anr-95

    However, heaving and saturated soils caused by freeze-thaw cycles from temperature fluctuations, typical of ... potential (Zhong, et. al., 2019 & Dicksen et. al., 1979). Simple visual estimation or the “eye test ... The average stem count for a field is 50, the count would fall in the 41-60 stem count range, relating ...

  10. Berseem Clover as a Cover Crop in Ohio

    https://ohioline.osu.edu/factsheet/anr-0127

    average): June 10–Aug. 16 Upright growth habit: 16–20 inches Preferred soil pH: 6.2–7.0 Table 1. Rating the ... efotg.sc.egov.usda.gov/#/state/OH/documents/section=4&folder=-6. Performance Dry matter = 1,200–3,000 lb. per acre, per year. Biomass quantity is highly dependent ... on planting/termination dates and precipitation. Total nitrogen = 70–150 lb. of N per acre (not ...

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