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  1. Soil Sampling to Develop Nutrient Recommendations

    https://ohioline.osu.edu/factsheet/AGF-513

    over the entire field, changes in soil test levels in two areas over a 10-year period are shown. Table ... 1 ppm 20 8 2 20 8 2 20 8 2 Expected ppm change in soil test over 10 years 3 0 0 +5 +10-6-11 1 Crop ... to change soil test 1 ppm is 6–10 depending on cation exchange capacity. 3 Example calculation: ...

  2. Corn Fungicide Trials

    https://agcrops.osu.edu/farm-science-review/osu-agronomic-crops-plots/corn-fungicide-trials

    against tar spot and should be applied between VT and R3 in a high disease environment (>5% severity). ... but put your scouting knowledge to the test and look for the following three foliar diseases. Plots ... high relative humidity in the canopy. Tar spot:   this relatively new foliar disease prefers wet ...

  3. ANR-841-2E: Tobacco Sucker Control

    https://ohioline.osu.edu/factsheet/anr-0841-2e

    that have a longer duration between topping and harvesting. However, individual burley varieties may ... long. When To Use Before a systemic sucker-control chemical is used, plants should be topped when 50% or ... in the past discouraged purchases of burley tobacco by foreign buyers. Experiment station field tests ...

  4. Climate Smart: Farming with Weather Extremes Conference

    https://agcrops.osu.edu/events/climate-smart-farming-weather-extremes-conference

    2:45: How Weather Risk is Presented in the Crop Market    Dr. Seungki Lee- Agricultural Economist and ...

  5. Equine Center

    https://ati.osu.edu/aboutus/facilities/equine-center

    Quarter Horses, Paints, Thoroughbreds, and Warmbloods. We have horses to suit a variety of skill levels in ...

  6. Pre-Sidedress Nitrogen Test to Adjust N Rates

    https://agcrops.osu.edu/2022-16/pre-sidedress-nitrogen-test-adjust-n-rates

    on Pre-Sidedress Nitrogen Test (PSNT) results. Soil NO 3-N (ppm) Adjustment to MRTN recommended ... N is 156 lbs. N/acre. A farmer gets a 19 ppm soil nitrate PSNT test back from the lab. Based on Table ... soil nitrate test from the lab. Most labs provide results within 12-24 hours after receiving the ...

  7. Assessing Effects of Uneven Emergence on Corn Yields

    https://ohioline.osu.edu/factsheet/agf-122

    emergence in corn include (1) soil moisture variability within the seed depth zone, (2) poor seed to soil ... contact due to cloddy soils, (3) inability of no-till coulters to slice cleanly through surface residues, ... (4) worn disc openers, and (5) misadjusted closing wheels. Other causes include soil temperature ...

  8. Battle for the Belt: Episode 19

    https://agcrops.osu.edu/newsletter/corn-newsletter/2023-23/battle-belt-episode-19

    (Tmin) is less than 50 degrees Fahrenheit, 50 is used to determine the daily average. The high cutoff ... to develop different scenarios, it provides county-level estimates based on historical GDDs ... dates for the Battle for the Belt project. A key step in high yield corn production is monitoring fields ...

  9. Lime Considerations

    https://agcrops.osu.edu/newsletter/corn-newsletter/2021-40/lime-considerations

    for grazing animals. Soil test magnesium levels need to be greater than 50 ppm (100 lb) for optimal ... corn, soybean, wheat, and alfalfa production on fine to medium textured soils and greater than 35 ppm on ... magnesium ratio is larger than 1. High calcium lime should be used in situations where the soil test calcium ...

  10. FABE hosts international colleagues from China

    https://fabe.osu.edu/news/fabe-hosts-international-colleagues-china

    that help reduce stormwater runoff by allowing it to be reabsorbed into the soil, while also filtering ... explained Joey. "Chinese homes are mostly high-rise buildings, and those buildings are built by ... group attended a Master Rain Gardener class at Franklin Soil and Water Conservation District (SWCD) and ...

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