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  1. Converting between Mehlich-3, Bray P, and Ammonium Acetate Soil Test Values

    https://ohioline.osu.edu/factsheet/anr-75

    Bray P. When only soil test values in the agronomic range were considered (less than 50 ppm Bray P), ... relationships between Mehlich-3, Bray P, and Ammonium Acetate soil test extractants in the Tri-State Region. ... 3–1170 ppm, and Mehlich-3 K values ranged from 25–899 ppm. We examined relationships with all soil test ...

  2. Stalk Quality and Lodging

    https://agcrops.osu.edu/node/4415

    harvest at relatively high moisture levels (above than 25 percent) or are producing corn for silage, then ... stalk rind), short plant height and ear placement, and high staygreen potential. Staygreen refers to ... hybrids are at risk from wind injury when they are growing rapidly prior to tasseling. The use of growth ...

  3. Plant Populations and Seeding Rates

    https://agcrops.osu.edu/node/4421

    For fields with very productive soils and exceptionally high yield potential, final stands greater ... planting above recommended rates (unless lodging becomes more severe at higher population levels).  Plant ... there may be little benefit from using high plant populations much above 30,000 plants per acre. ...

  4. Weather Update: Coldest Christmas in Decades?

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-42/weather-update-coldest-christmas-decades

    Southern counties have picked up between 1-2.5” over this period, helping to ease some of the drought ... please visit the State Climate Office of Ohio.   Forecast High pressure will keep tranquil weather in ... place for Ohio through Wednesday. Temperatures will slowly modify from highs in the 20s and 30s on ...

  5. Days to Maturity Rating System

    https://agcrops.osu.edu/node/4412

    reflect actual calendar time between planting and maturity―a 106-day hybrid, for example, does not ... a group of hybrids for grain moisture at harvest. A one day maturity difference between two hybrids is ... same day (6 days multiplied by 0.5 or 0.75).  The relationship between days to maturity and kernel ...

  6. Grapevine Nutrient Management: Petiole Sampling and Analysis

    https://ohioline.osu.edu/factsheet/hyg-1438

    availability. However, there is a poor relationship between soil and plant nutrient levels. While a soil may be ... adequate levels of another nutrient while the soil test indicates a deficiency. This poor relationship may ... Manganese (Mn) 25–1,000 ppm 3 31–150 ppm Iron (Fe) 30–100 ppm 31–50 ppm Copper (Cu) 5–15 ppm 5–15 ppm Boron ...

  7. Specialty Corns

    https://agcrops.osu.edu/node/4426

    method produces more gallons of ethanol per bushel of corn grain. Hybrids with high levels of extractable ... The type of corn most widely planted in Ohio and across the U.S. is yellow dent. High grain and ... silage yield potential, high feed value, and availability of adapted superior hybrids account for the ...

  8. Plan Now for Fall Fertilization of Perennial Forages

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-26/plan-now-fall-fertilization-perennial-forages

    When soil test P exceeds the agronomic level of 50 PPM, there is increased  potential of P losses into ... For example, many dairies have high levels of soil P, making the expense of fertilizer P unnecessary. ... over-application harms the environment and can harm animals fed those forages. A recent soil test should always ...

  9. Wasted food – and land, labor, chemicals, water and energy.

    https://cfaes.osu.edu/news/articles/wasted-food-%E2%80%93-and-land-labor-chemicals-water-and-energy

    moves from soil to stomach. Baruch College marketing expert Lauren Block and her colleagues call this ... highest-skilled staff at the final stages of production. Otherwise the companies risk losing all the value they ... like a single integrated firm that’s focused on maximizing profits. And consumers are not the highly ...

  10. Conservation Tillage Club Breakfast

    https://agcrops.osu.edu/events/conservation-tillage-club-breakfast-0

    information about their fields’ soil variation and associated cropping practices to create prescription maps ...

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