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  1. Arrested Ear Development in Corn – How to avoid them?

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-22/arrested-ear-development-corn-%E2%80%93-how-avoid-them

    relative maturities corn crop can be anywhere between early vegetative and up to tasseling. However, a vast ... applied anywhere between V6 and up to V16 stage in corn. The percentage of plants affected depended on ...

  2. Scouting for and Diagnosis and Quantification of Tar Spot

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-22/scouting-and-diagnosis-and-quantification-tar-spot

    tar spot.   Here are a few tips to help you tell the difference between tar spot, rust telia, and ...

  3. Lep Monitoring Update CEW, WBC, FAW and ECB Updates

    https://agcrops.osu.edu/newsletter/corn-newsletter/2020-21/lep-monitoring-update-cew-wbc-faw-and-ecb-updates

    only Van Wert County is reporting an average above 20 moths per trap (Figure 2). Counties with high ... numbers of CEW and silking corn are at the most risk for CEW, because adult moths are attracted to silking ...

  4. Soybean Progress and Flowering Growth Stage

    https://agcrops.osu.edu/newsletter/corn-newsletter/2020-21/soybean-progress-and-flowering-growth-stage

    produce more pods and higher yields. Short plants can produce high yield, but if dry soils or low plant ...

  5. 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 ...

  6. Small Ruminant Production: Are CIDRs Reusable?

    https://ohioline.osu.edu/factsheet/as-1025

    system responds as if she is pregnant, and she will not show signs of estrus until progesterone levels ... estrus due to low levels of P4 towards the end of treatment, which in turn affects follicle development ... et al. 2019). The overarching goal of an estrous synchronization program is to achieve high pregnancy ...

  7. Crops Under Water – Crop Stage is Critical for Recovery

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-18/crops-under-water-%E2%80%93-crop-stage-critical-recovery

    and R.M. Sulc. 2002. Interaction between waterlogging injury and irradiance level in alfalfa. Crop ... waterlogged soils (the root system is saturated). In some areas, this may have resulted in a partial and ... flooding may also result in diseased and dead plants. Disease problems of greater risk due to ponding ...

  8. 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 ...

  9. Replanting Decisions in Corn and Soybeans… What to Consider

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-14/replanting-decisions-corn-and-soybeans%E2%80%A6-what-consider

    expected following accumulation of 150 soil GDDs (base of 50°F) from the time of planting, about 5-7 days ... Early plantings, cold air and soil temperatures, precipitation, wind, and warmer temperatures ... chilling, frost damage, soil crusting, and standing water. These factors (or combinations of them) can ...

  10. Fertility Management of Meadows

    https://ohioline.osu.edu/factsheet/anr-5

    nutrition, forage test to check for adequate levels. When the soil pH is below 5.0, aluminum availability ... critical soil test level of 15-25 parts per million (ppm) phosphorus for Bray P1 test results or 28-40 ppm ... leaching. The critical soil test levels for potassium are 125-200 ppm. Plants have the ability to take up ...

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