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Phosphorus (P) Nutrient Use in Ohio
https://ohioline.osu.edu/factsheet/anr-0143
percent of Ohio counties had decreasing trends in mean soil test P (STP) levels between 1993 and 2015. ... a large degree for given soil test P (STP) values and crop production levels. In instances with the same ... reduced median soil test P (STP) levels across most Ohio counties from 1995 to 2015 supports this finding ...
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Innovative tech shows promise to boost rubber production in US
https://cfaes.osu.edu/news/articles/innovative-tech-shows-promise-boost-rubber-production-in-us
Emily Caldwell Developments crucial as world’s natural supply is at risk COLUMBUS, Ohio – With ... disease and high demand posing threats to the world’s primary natural rubber supply in Southeast Asia, ... tires, rubber has applications in an estimated 50,000 products. The need is urgent for a domestic natural ...
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Decorate Solar Eclipse Viewing Glasses
https://ohio4h.org/decorate-solar-eclipse-viewing-glasses
Images. ALL SOLAR ECLIPSE VIEWING RISKS BORNE BY THE VIEWER. Any and all risks associated by viewing the ...
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Two FABE faculty awarded Global Gateways Initiative grants
https://fabe.osu.edu/news/two-fabe-faculty-awarded-global-gateways-initiative-grants
"Effectiveness of Restoration Practices on Strem Ecosystems in Riparian Forests between Brazil and the United ... soil degradation and water management issues in India’s Western Ghats Region" The Western Ghats ... region in India, endowed with fertile soils and abundant water resources, has faced soil degradation and ...
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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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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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Weather Update: Winter Weather Finally Arrives, But Will It Stick Around?
normal seasonal levels. As of Thursday January 11, 2024, 47% of the state was described as at least ... and Wednesday will allow for a brief warm up with highs pushing back into the 20s for much of the ... periods of light, accumulating snow. Another shot of Arctic air will move in for the weekend, with highs ...
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Camera Obscura (Pinhole Camera)
https://ohio4h.org/camera-obscura
(INTERMEDIATE to ADVANCED level) | PDF for PRINTING NOTE: It is never safe to look at the sun without proper ... sun during a total solar eclipse. A total solar eclipse occurs when the moon passes between the sun ... tracing paper should be between the tubes. The aluminum foil should face out. Using the pushpin, gently ...
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Innovative tech shows promise to boost rubber production in US
https://fabe.osu.edu/news/innovative-tech-shows-promise-boost-rubber-production-us
With disease and high demand posing threats to the world’s primary natural rubber supply in ... Beyond tires, rubber has applications in an estimated 50,000 products. The need is urgent for a domestic ... imports for natural rubber. In 2019, 10% of the natural rubber supply was lost to disease – and the risk ...
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Solar Eclipse Shadow Play
https://ohio4h.org/solar-eclipse-shadow-play
ADVANCED level) | PDF for PRINTING When a total solar eclipse occurs, some places will be completely engulfed in ... Point light source Extended light source Differences in shadows between a point light ... distinguish between the rays coming from the two sources. In Figure 1, light rays from both sources are ...