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  1. Soil Crusting Considerations for Corn and Soybean

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-13/soil-crusting-considerations-corn-and-soybean

    have been already planted, recent precipitation and warmer days ahead can build conditions for soil ... crusting. When heavy rains occur after planting, soil crusting can become a concern, inducing a shallow hard ... layer on the soil surface that forms due to rapid drying (e.g., warm days and wind). Conditions prone to ...

  2. CFAES Ag Weather System 2022 Near-Surface Air and Soil Temperatures/Moisture (Update 6)

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-13/cfaes-ag-weather-system-2022-near-surface-air-and-soil

    60s for highs and lows in the mid-40s to low-50s. This kept soil temperatures steady, ranging from the ... Figure 1: Daily average air temperature (dashed red), two-inch (green) and four-inch (blue) soil ... temperatures for spring 2022. Current daily average soil temperatures are noted for each location. Soil type ...

  3. Using Soil Tests Phosphorus Results to Identify Agronomic and Conservation Needs

    https://agcrops.osu.edu/newsletter/corn-newsletter/2020-30/using-soil-tests-phosphorus-results-identify-agronomic-and

    chance of more than 0.5 inches of rainfall. Soil Test Phosphorous (STP) values are above 50 PPM Mehlich ... water quality. Fields with Soil Test Phosphorus (STP) levels two to three times higher than the ... Between 20-40 PPM (or 30-50 PPM if wheat/alfalfa are in the rotation) Greater than 50 PPM More detailed ...

  4. REMINDER: Replanting Decisions in Corn and Soybeans… What to Consider

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-18/reminder-replanting-decisions-corn-and-soybeans%E2%80%A6-what-consider

    -decisions-corn-and-soybeans%E2%80%A6-what-consider If soil crusting/emergence is a concern, it may be more beneficial to consider ...

  5. Advances in High Throughput Phenotyping

    https://fabe.osu.edu/courses/fabeng-5335

    FABENG 5335 High-Throughput Phenotyping (HTP) is an emerging field that integrates remote sensing ... High Throughput Phenotyping provides an overview of the sensing and modeling tools that are being ...

  6. Environmental Biophysics

    https://fabe.osu.edu/courses/fabeng-5330

    FABENG 5330 Environmental Biophysics provides an overview of the interactions between the physical ...

  7. Time to Start Scouting for Potato Leafhoppers in Alfalfa

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-18/time-start-scouting-potato-leafhoppers-alfalfa

    We are receiving reports of near or at-threshold levels of potato leafhopper in alfalfa.  As ...

  8. Low Head Scab Risk Across Ohio: A May 23 Update

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-15/low-head-scab-risk-across-ohio-may-23-update

    However, according to the FHB risk tool (www.wheatscab.psu.edu), fields across the state are currently at ... low risk for head scab. This is likely because of the relatively low temperatures we have experienced ... over the last few days. The tool indicates that the risk for head scab development is low in 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. Soybean Planting Progress and Vegetative Growth

    https://agcrops.osu.edu/newsletter/corn-newsletter/2022-15/soybean-planting-progress-and-vegetative-growth

    increases. Leaf area is measured as the leaf area index (LAI) or the acres of leaf area per acre of crop. ... beginning, and all of the leaf area the plant develops needs to stay healthy for yields to be high ... temperatures and cold soils alone can cause poor leaf color. Small plants have small root systems and acquire ...

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