Site

Search results

  1. 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 ...

  2. 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 ...

  3. 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 ...

  4. Ohio Farm Custom Rates 2016

    https://ohioline.osu.edu/factsheet/aede-11-16

    $11.75 $5.50 $35.00 Soil testing / Acre $5.48 $2.83 $8.13 $5.00 $0.75 $10.50 Grid Soil Sampling / Acre ... Land Leveling / Acre $13.50 $5.64 $21.40 $11.50 $4.00 $30.00 Land Leveling / Hour $75.00 $32.72 $117.28 ...             Dry Bulk / Acre $6.25 $4.01 $8.47 $6.00 $1.50 $20.00 Liquid Knife/ Acre $9.25 $6.36 $12.17 $9.00 $3.00 ...

  5. 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 ...

  6. January 2024 Highlights

    https://fst.osu.edu/january-2024-highlights

    contest included 87 high school students from 26 schools at the state level. Serving as superintendents of ...

  7. Managing Phosphorus for Yield and Reduced Edge of Field Losses

    https://agcrops.osu.edu/newsletter/corn-newsletter/2019-35/managing-phosphorus-yield-and-reduced-edge-field-losses

    level. At 20 PPM or less, the risk of yield loss increases. Annual in season P nutrient application ... applications when STP is greater than 150 PPM. Follow NRCS 590 site and rate criteria between 40 to 150 PPM ... 8. 8. BMPs for high risk P loss sites: Monitor fields for P loss using the Ohio P risk index and ...

  8. Ohio Farm Custom Rates 2014

    https://ohioline.osu.edu/factsheet/AEDE-11-14

    8.00 22.00 Land Leveling / Hour 68.35 25.82 $42.50 $94.15 75.00 25.00 100.00 Sub-soiling / Acre 20.20 ... $10.28 $8.00 $28.55 $17.00 $7.50 $32.50 Soil Testing / Acre $5.55 $1.87 $3.65 $7.40 $5.00 $4.00 $10.00 ... $23.45 17.50 15.00 25.00 Soil Finishing / Acre 14.85 4.13 $10.70 $19.00 14.00 10.00 26.00 Field ...

  9. Job Opportunities

    https://fabe.osu.edu/undergraduate/job-opportunities

    Requirements: -Must be able to lift 50 pounds-Must have a flexible schedule because workdays vary based on the ... plant, water, and soil samples; plant and maintain crops; weed and water fruit and vegetable crop plots; ... Restoration Entry Level Engineer For more information, click here! Water management association of ohio Three ...

  10. Small Moon, Big Sun 1

    https://ohio4h.org/small-moon-big-sun-beginning

    a small moon cover the big sun during an eclipse? The answer is in the distance between Earth and the sun ... evidence to decide what will happen next. ratio. A number that shows the relationship between two amounts. ...

Pages