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  1. Seeding Perennial Forages in Late Summer

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-23-issue-4/seeding-perennial-forages-late-summer

    6.0 or above. The optimal soil phosphorus level for forage legumes is 30 to 50 ppm Mehlich-3 and for ... grasses 20 to 30 ppm Mehlich-3. The optimal soil potassium level is 120 to 170 ppm for most of our soils ... moisture and increases the risk of soil crusting. Follow the "footprint guide" that soil should ...

  2. Harvest Management of Sorghum Forages

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-23-issue-4/harvest-management-sorghum-forages

    cows, forage with NDFD levels of 50% are usually acceptable, and levels as low as 40% NDFD could ... having NDFD levels as low as 35 to 40% with high NDF levels are acceptable for dry cows or beef cattle ... should be harvested between 40 to 60 days (30 to 50 inches tall) for lactating dairy cows. Harvesting ...

  3. Key Mastitis Control Points for Best Milk Quality

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-23-issue-4/key-mastitis-control-points-best-milk-quality

    tank parameters. Parameter Low Medium High Bulk tank SCC (cells/mL) <200,000 200,000- 400,000 ... the farm level. Therefore, listed below are key points expanded from the National Mastitis Council ... control program to improve milk quality at the herd level: Point #1: Establishment of goals for udder ...

  4. 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 ...

  5. Forage Fertility: Where We Are and Why it Matters

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-23-issue-4/forage-fertility-where-we-are-and-why-it-matters

    this optimal balance between meeting crop nutrient requirements without over-application is highly ... addition, there are over 1.3 million acres of pastureland on nearly 39,000 farms (50% of all farms) in the ...

  6. USDA Releases July Dairy Outlook

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-23-issue-4/usda-releases-july-dairy-outlook

    facilities has been comparable to a year ago levels; however, for the week ending June 27, 2021, slaughter ... 50% of milk cow inventory, 64% of alfalfa acres, 36% of corn acres, and 31% of soybean acres were in ... 24,020 lb, a reduction of 45 lb from last month’s report.  Continued drought, high feed prices, and ...

  7. Steps to Speed up Field Curing of Hay Crops

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-23-issue-4/steps-speed-field-curing-hay-crops

    though, keep in mind that the soil should be firm enough to support equipment. Compaction damage has ... in those short windows of opportunity between rains, and hopefully avoid overly mature stored ... evening. Proper dry matter content for haylage ranges from 30 to 50% (50 to 70% moisture), depending on the ...

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

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-23-issue-4/milk-prices-costs-nutrients-margins-and-comparison

    $16.50/cwt, followed by a slight increase to $16.66/cwt in September. Nutrient prices It can be helpful to ... were this time last year. To estimate profitability at these nutrient prices, the Cow-Jones Index was ...

  9. Creeping Towards Harvest

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-23-issue-4/creeping-towards-harvest

    silo 60-65 Upright oxygen-eliminating silo 50-60 Bunker 65-68 Bag 62-68 Chop height is another factor ... to consider when harvesting. Average height of chop is between 7 and 18 inches and can alter the ... that you need to juggle. Knowing the knowledge and tools to make high quality feed not only sets YOU up ...

  10. Assessing Calf Death Losses in a Beef-Dairy Crossbreeding Program

    https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-23-issue-4/assessing-calf-death-losses-beef-dairy-crossbreeding

    cattle, there is a moderate to high correlation between heritability of growth traits and their genetic ... primiparous and 5.8% in multiparous), breeding program (timed-AI versus estrus detection), and high milk ... yield. It has been shown that high milk producing cows have reduced blood progesterone due to increased ...

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