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Fertilization
https://agcrops.osu.edu/node/4389
before planting when the soil-test level is below 50 ppm. Recommendations are determined by yield goal ... removal). Yield Potential (bu/ac) Soil CEC Soil-Test K (ppm) 25 50 75 100 125 150 175 60 lb ... ―Both Grain and Straw Removed. Yield Potential (bu/ac) Soil CEC Soil-Test K (ppm) 25 50 75 100 125 150 ...
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Fertilization Recommendations
https://agcrops.osu.edu/node/4348
Magnesium (Mg) Soybeans require a minimum exchangeable soil test level of 200 and 50 ppm (400 and 100 ... Recommendations for Soybeans. Yield Potential (bu/ac) Soil test (Bray P) 30 40 50 60 70 ppm (lb/ac) ... Cation Exchange Capacities (CECs) and Soil-Test Levels. Yield Potential bu/ ac 30 40 50 60 ...
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Fertility Recommendations
https://agcrops.osu.edu/node/4423
surface residues are high. Soils that have moderate to high levels of soil test phosphorus and potassium ... current soil test levels. Considering it takes between 8 to 20 pounds of P2O5 and 5 to 10 pounds of K2O ... benefit of starter fertilizers increases when soil test levels and soil temperatures are low and when soil ...
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Interested in Soil Health? Learn together with OSU Extension
values. In general, soil test levels were in optimal ranges for grain crops in Ohio (Culman et al., 2020). ... and ultimately crop yields. OSU Extension has worked to identify a few soil tests that can provide ... helpful indicators of improved soil health. Though several health tests exist, we focused on tests that ...
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Late Spring Dry Spell Underway
https://agcrops.osu.edu/newsletter/corn-newsletter/2023-16/late-spring-dry-spell-underway
Memorial Day felt like the typical unofficial start to summer, with highs well into the 80s across ... (Figure 1). Precipitation over the last 30- and 60-days is running 50-75% of normal across most of Ohio, ... highs warming into the mid to upper 80s throughout the week, and getting into the low 90s this weekend ...
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Production of Other Small Grain Species
https://agcrops.osu.edu/node/4396
160 Rye 30 45 60 Soil Test Value Annual Recommendation (lb P2O5/ac) lb P/ac ppm 30 15 ... -------------CEC--------------------------CEC--------------------------CEC------------- Soil Test Value 10 20 30 10 20 30 10 20 30 lb K/ac ppm-----------------------------Annual ... Recommendation (lb K2O/ac)---------------------------- 50 25 150 190 230 160 195 240 165 255 300 150 75 75 ...
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Planting Soybean in June: What Agronomic Practices Should I Adopt?
June, seeding rate should be between 150,000 to 180,000 seeds/acre. For the second half of June, ... June 1 – June 15 150,000 – 170,000 160,000 – 180,000 June 16 – June 30 170,000 – 190,000 180,000 ... influence soybean yield by improving weed control by shading out weeds and helping retain soil moisture. ...
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Spring Weather & Soil Conditions: Update 7 (Final)
50s. Soil Temperature; Weather Conditions ... Soil Temperatures and Moisture Air temperatures in Ohio ran 2-5°F below average over the last ... 18 th, with unofficial reports as low as 26°F in Sandusky County. Daily average soil temperatures ...
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Spring Weather & Soil Conditions: Update 6
https://agcrops.osu.edu/newsletter/corn-newsletter/2023-14/spring-weather-soil-conditions-update-6
the upper 50s for daily average 2” and 4” soil temperatures. The rest of the state shows temperatures ... Soil Temperatures and Moisture Figure 1: Daily average air temperature (dashed red), two-inch ... (green) and four-inch (blue) soil temperatures for spring 2023. Soil type and location of measurements ...
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Spring Weather & Soil Conditions: Update 5
https://agcrops.osu.edu/newsletter/corn-newsletter/2023-13/spring-weather-soil-conditions-update-5
not making it out of the 40s for highs on Monday and Tuesday (May 1-2). Soil temperatures tanked by ... the weekend has daily average soil temperatures back in the upper 50s, with a few locations recording ... Much of the state is reporting soil moisture between the 30 th and 70 th percentiles, with slightly ...