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  1. Promising Vaccine Development to Control Johne’s Disease

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-23-issue-4/promising-vaccine-development-control-johne%E2%80%99s

    a negligible level of cross-reactivity between M. avium and M. bovis antigens, suggesting that infection could ... caused by the intracellular pathogen Mycobacterium avium subsp. paratuberculosis (MAP). MAP is a highly ... been shown that the subclinical stages of MAP were associated with decreased milk yield and higher risk ...

  2. Managing for High Quality Stored Forage

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-20-issue-3/managing-high-quality-stored-forage

    too wet will mold and heat in storage. As interior bale temperatures get above 150 degrees F, the risk ... levels between 25 and 30%. The other limit is that the effectiveness decreases over time because the acid ... Therefore, harvesting high quality forage is dependent upon minimizing biological and mechanical harvest ...

  3. Getting that Last Cutting of Alfalf

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-6-issue-5/getting-last-cutting-alfalf

    from fall cutting. Forages in well-drained soils will be at lower risk of injury than those with ... of energy reserves needing to be built up after harvest. Fields with optimal soil fertility levels ... (pH, P, and K) are at less risk than where fertility levels are lower. Disease resistant and winter ...

  4. Winter Dairy Webinar Recordings

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-24-issue-2/winter-dairy-webinar-recordings

    and can be viewed at your convenience on YouTube at the following links.    Dairy Risk Management ... Programs for 2022: Dairy Margin Coverage and Dairy Revenue Protection Risk management is critical to any ... farm operation. There are two USDA subsidized programs available to dairy farmers to help manage risk ...

  5. Getting the Last Cutting of Alfalfa

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-5-issue-5/getting-last-cutting-alfalfa

    built up after harvest. Fields with optimal soil fertility levels (pH, P, and K) are at less risk than ... well-drained soils will be at lower risk of injury than those with marginal drainage. Fall cutting should not ... where fertility levels are lower. Disease resistant and winter hardy varieties lessen the risk of injury ...

  6. Milk Prices, Costs of Nutrients, Margins, and Comparison of Feedstuffs Prices

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-24-issue-6/milk-prices-costs-nutrients-margins-and-comparison

    protein and energy ingredients. To estimate profitability at these nutrient prices, the Cow-Jones Index ...

  7. Preparing Equipment for Corn Silage Harvest

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-24-issue-5/preparing-equipment-corn-silage-harvest

    harvesting process will begin.  Making high-quality corn silage is time sensitive and breakdowns can be ... processor operation is critical to making high quality corn silage. While the true inspection of kernel ... should be between 2 to 3 mm depending on the processor design. A nickel is 1.95 mm thick and older ...

  8. Bring on the Heat

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-24-issue-3/bring-heat

    cows have a pretty large threshold – between 25 and 65 degrees Fahrenheit – meaning that below 25 or ... heat stress. Because of daily variability in humidity and temperature, the temperature-humidity index ... every 1 mph increase in wind speed. High-volume, low-speed fans or box fans are both options depending ...

  9. Update on Ohio's Program for Controlling Johne's Disease

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-7-issue-2/update-ohios-program-controlling-johnes-disease

    management plans for Johne's disease. Conducting a risk assessment involves a one-on-one meeting between ... is to be reviewed annually. Herd testing is not required for producers to participate in the risk ... they are infected, can elect to do some diagnostic testing. Currently, if they have completed the risk ...

  10. Manure Application to Alfalfa

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-6-issue-4/manure-application-alfalfa

    can lead to unacceptably high potassium levels in the forage. Soil test results are an essential tool ... manure on established alfalfa. Applications on frozen soils run the risk of large nutrient runoff losses, ... alfalfa. The environmental risk of nitrate leaching may be high with this practice. Limit the manure rate ...

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