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  1. Herbicide Injury and the Problem of Spray Drift

    https://ohioline.osu.edu/factsheet/anr-0137

    but it has a high degree of uptake from the soil and is very persistent. Grape injury has been ... vineyard. Injury, however, may occur if the spray rate is too high when these herbicides are applied to soil ... may provide an acceptable level of weed control while minimizing the risk of severe grape injury as ...

  2. Converting between Mehlich-3, Bray P, and Ammonium Acetate Soil Test Values

    https://ohioline.osu.edu/factsheet/anr-75

    Bray P. When only soil test values in the agronomic range were considered (less than 50 ppm Bray P), ... relationships between Mehlich-3, Bray P, and Ammonium Acetate soil test extractants in the Tri-State Region. ... 3–1170 ppm, and Mehlich-3 K values ranged from 25–899 ppm. We examined relationships with all soil test ...

  3. Dr. Manbir Rakkar

    https://agcrops.osu.edu/people/dr-manbir-rakkar

    Dr. Manbir Rakkar Soil Fertility, State Extension Specialist ...

  4. Scholarships Available for Study Abroad Programs

    https://ati.osu.edu/february-14-2024/scholarships-available-for-study-abroad-programs

    or area with an overall Travel Advisory Level 1 or 2, according to the U.S. Department of State’s ... within the Travel Advisory as either “Do not travel to” (Level 4) or “Reconsider travel to” (Level 3) ...

  5. 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 ...

  6. Institutional Data Policy Awareness Activity Due April 26 

    https://ati.osu.edu/february-21-2024-february-14-2024-february-7-2024/institutional-data-policy-awareness-activity-due

    one step closer to completing Level One and your annual, university-required cybersecurity awareness ...

  7. Ever-Evolving Aspects of Cannabis Production

    https://ohioline.osu.edu/factsheet/anr-99

    recreational status. Even though marijuana continues to be illegal at the federal level due to its high ... concentration goes beyond 0.3%. For obvious reasons, high tunnel and greenhouse operations face lower ... overall success of any cannabis production effort. Hemp programs overseen by state-level agencies also ...

  8. Ohio Corn Performance Test (OCPT) 2023 Results

    https://agcrops.osu.edu/newsletter/corn-newsletter/2024-03/ohio-corn-performance-test-ocpt-2023-results

    The Ohio Corn Performance Test (OCPT) was started in Ohio in 1972. To date, it has a history of ... 50+ years. The purpose of OCPT is to evaluate corn hybrids for grain yield and other important ... agronomic characteristics. Results of the test assist farmers in selecting hybrids best suited to their ...

  9. 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 ...

  10. Wine Grape Cultivars for the Midwest

    https://ohioline.osu.edu/factsheet/anr-0138

    temperatures between 0 and minus 10 degrees Fahrenheit, and vines are often killed if temperatures reach minus ... the most challenging to grow even though they produce high-quality wines and typically are the ... Generally, they are processed into juices, jams, jellies, or wines. Well-managed vineyards have high yields ...

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