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  1. Soil-ology: Do You Dig It?

    https://ohio4h.org/earthday/soil-ology-do-you-dig-it

    layer was the slowest?  REFLECT Can you explain why the layers decomposed at different rates ... for garden plants and crops. It helps plants grow at a steady rate, resulting in uniform growth. It ...

  2. Robotics

    https://ohio4h.org/robotics

    and ratings are available on Project Central. Activities are based on a customized kit from LEGO® ... local Extension offices. Sample pages and ratings are available on Project Central. Youth need access to ...

  3. Self-Determined Projects and Idea Starters

    https://ohio4h.org/selfdetermined

    (Here's the  Rating Scale.)   * New for 2022! (3D Printing and Disability Advocacy and Awareness still to ...

  4. Books and Resources

    https://ohio4h.org/booksresources

     and on  Ohio 4-H Project Central, an interactive web site that includes sample pages, ratings, and ...

  5. PhysBot Biowearable Learning Kit

    https://ohio4h.org/physbot

    which assembles in minutes, includes a data tracking device, wristband, external heart rate monitor, 9V battery ... connects heart rate, steps traveled, and temperature to the tracker’s circuitry. Users monitor sensor activity ... Heart rate monitor  measures differences in reflected light through the skin as pulse.    Temperature ...

  6. From 4-H to the Olympics: Ohio native part of USA Shooting National Junior Team

    https://ohio4h.org/newsletter/ohio-4-h-highlights/april-2021/4-h-olympics-ohio-native-part-usa-shooting-national-junior

    a steady heart rate, and control of your emotions to become great. Without 4-H, we wouldn’t have made all ...

  7. Sampling

    https://turfdisease.osu.edu/sampling

    area irrigated, is the problem worse in the sun or shade, chemicals applied (rate and formulation), ...

  8. Safety of shell eggs as affected by rate of heating during pasteurization to inactivate Salmonella Enteritidis

    https://grad.cfaes.ohio-state.edu/research-projects/yumin-xu

    come-up, holding and cooling. We hypothesize that slow heating rate during come-up stage, as practiced ... objectives of this study are to understand how different heating rates during come-up stage could affect (1) ... heat-stress-response and virulence genes. Compared to fast heating rate, slow rate caused higher expression of heat ...

  9. Pressure, shear, thermal and interaction effects on quality of raw milk treated by Continuous High Pressure Processing system

    https://grad.cfaes.ohio-state.edu/research-projects/jerish-joyner-janahar

    400 MPa and depressurized via shear valve under low and high flow rates, at process temperatures of ... using particle size, viscosity, pH, creaming rate and protein profile. Treatments and analyses were run ... viscosity of samples upto 3.08 cP as compared to 2.68 cP for raw milk. Creaming rate of raw milk samples ...

  10. Techno-economic analysis of a combined anaerobic digestion and hydrothermal carbonization system

    https://grad.cfaes.ohio-state.edu/research-projects/luis-huezo-sanchez

    produced along with other chars were amended to soil at different rates. Soil responses, lettuce emergence, ... and biomass production were analyzed based on char sources and rates. Temperature was the most ... and cation exchange capacity compared to other chars. All char types resulted in germination rates ...

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