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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 ...
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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 ...
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Roping
https://ohio4h.org/animalsciences/horse/4-h-horse-publications-resources/roping
meets or exceeds current ASTM (American Society for Testing and Materials)/SEI (Safety Equipment ...
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Person in Charge (PIC) Training
https://fulton.osu.edu/events/person-charge-pic-training-0
charge per shift of a risk level I, II, III, and IV food service operation or retail food establishment ... Ohio State University Extension (OSUE), Fulton County office. Payment Details Fee- $50 per person, ...
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Person in Charge (PIC) Training
https://fulton.osu.edu/events/person-charge-pic-training
charge per shift of a risk level I, II, III, and IV food service operation or retail food establishment ... Ohio State University Extension (OSUE), Fulton County office. Payment Details Fee- $50 per person, ...
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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 ...
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Build a Star Circuit Necklace
https://ohio4h.org/build-a-star-circuit-necklace
LED bulb: So that it is visible between two star rays (tips), or On the back of the pendant so ... images provided by iStockphoto.com by Getty Images. ALL SOLAR ECLIPSE VIEWING RISKS BORNE BY THE VIEWER. ... Any and all risks associated by viewing the solar eclipse on any property operated by, or with glasses ...
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Calendar of events
https://ohio4h.org/february-2024/calendar-events
invited to a postgame party with the players in the club level of Huntington Stadium after the conclusion ... Regardless of their level of experience, 4-H'ers are invited to participate in workshops and learn from ...
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Grapevine Nutrient Management: Petiole Sampling and Analysis
https://ohioline.osu.edu/factsheet/hyg-1438
availability. However, there is a poor relationship between soil and plant nutrient levels. While a soil may be ... adequate levels of another nutrient while the soil test indicates a deficiency. This poor relationship may ... Manganese (Mn) 25–1,000 ppm 3 31–150 ppm Iron (Fe) 30–100 ppm 31–50 ppm Copper (Cu) 5–15 ppm 5–15 ppm Boron ...
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Solar Eclipse
https://ohio4h.org/solareclipse
this Summary of Learning Outcomes. Small Moon, Big Sun 1 Topic: Space Science Level: Cloverbud, K-2 ... eclipse? Time: 30–45 minutes Small Moon, Big Sun 2 Topic: Space Science Level: Beginning, Intermediate ... Time: 30 minutes Small Moon, Big Sun 3 Topic: Space Science Level: Intermediate, Advanced Activity: ...