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  1. Wheat Management for Fall 2021

    https://agcrops.osu.edu/newsletter/corn-newsletter/2021-30/wheat-management-fall-2021

    phosphorus than corn or soybean, and soil test levels should be maintained between 30-50 ppm (Mehlich-3 P) ... for optimum production (Table 1). Do not add any phosphorus if soil test levels are higher than 50 ... 45 60 75 >50 0 0 0 0 Soil potassium should be maintained at levels of 100-130 and 120-170 ppm ...

  2. Managing Phosphorus for Yield and Reduced Edge of Field Losses

    https://agcrops.osu.edu/newsletter/corn-newsletter/2019-35/managing-phosphorus-yield-and-reduced-edge-field-losses

    level. At 20 PPM or less, the risk of yield loss increases. Annual in season P nutrient application ... applications when STP is greater than 150 PPM. Follow NRCS 590 site and rate criteria between 40 to 150 PPM ... 8. 8. BMPs for high risk P loss sites: Monitor fields for P loss using the Ohio P risk index and ...

  3. Row Width

    https://agcrops.osu.edu/node/4420

    increases with narrow rows have been found to occur at both moderate and high plant populations and at high ... and moderate yield levels. University of Illinois research found no trend for higher or lower yielding ... have marketed hybrids for high populations and narrow rows but university trials have not shown that ...

  4. Crop Rotation

    https://agcrops.osu.edu/node/4384

    or spelt in the rotation sequence.  Soil-borne diseases, such as take-all and  Cephalosporium  ... scab in the wheat. Planting wheat into corn residues greatly increases the risk of a severe outbreak of ...

  5. Seeding Depth

    https://agcrops.osu.edu/node/4419

    The appropriate planting depth varies with soil and weather conditions. For normal conditions, ... plant corn 1.5- to 2-inches deep to ensure adequate moisture uptake and seed-soil contact, provide frost ... and should be avoided in all tillage systems. In April, when the soil is usually moist and evaporation ...

  6. Estimated and Soil Test Methods to Determine Supplemental N need after Flooding

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-19/estimated-and-soil-test-methods-determine-supplemental-n-need

    than 10 pounds of N for every 2 ppm reduction in soil sample N below the expected levels listed in ... understanding of loss mechanisms and other estimates of loss or soil tests may help decide on 2022 management in ... between 55 to 65 degrees Fahrenheit, approximately 2 to 3% of soil nitrate is lost per day under saturated ...

  7. Quality Assurance

    https://darke.osu.edu/program-areas/4-h-youth-development/quality-assurance-0

    test out option.  The test consists of 50 questions, multiple choice and youth must score 70% or above ... 4, 2023- 7:00pm Test-Out Option:  Youth ages 12-14 and 15-18 are encouraged to participate in the ... to pass.  (Ages are of 1/1/2023) Youth who pass the test in the 12-14 age group do not need to take ...

  8. Harvesting and Handling Ear Rot-Affected Corn

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-34/harvesting-and-handling-ear-rot-affected-corn

    Consequently, ethanol plants may reject GER-affect grain with high levels of vomitoxin. Slow grain dry-down, ... being lost. When vomitoxin levels are unacceptably high, close your reclean all the way and even block ... levels around 26 ppm in samples of the screenings coming from our perforated screens, while the grain ...

  9. Calculating Cation Exchange Capacity, Base Saturation, and Calcium Saturation

    https://ohioline.osu.edu/factsheet/anr-81

    example of typical soil test levels in Ohio (in ppm). We can calculate the collective charge each cation ... by the soil test levels. For calcium, a soil test level of 2000 ppm, divided by 200 equals 10.0 ... (ppm) to meq/100 g soil for base and acid cations to determine CEC. Base Cation Soil test level (ppm ...

  10. Keep In Mind Soil Test K And pH Are Affected By Low Soil Moisture

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-37/keep-mind-soil-test-k-and-ph-are-affected-low-soil-moisture

    test potassium (K) levels because K still remains in the crop residues and/or low soil moisture caused ... POTASSIUM Typically soil test K levels are lower than expected in a dry fall. One factor contributing to low ... in soil test K with soil moisture. When field moist soil high in K is dried for analysis, soil test ...

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