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  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 ...

  2. Upcoming Events

    https://ohio4h.org/statewide-programs/operation-military-kids/upcoming-events

    2024 Events June Teen Leadership Camp Provides an opportunity for teens to participate in leadership workshops ... Activities include photos with Santa, cookie decorating, hot chocolate, arts and crafts, and more! Date: Saturday, ...

  3. Events

    https://ohio4h.org/statewide-programs/animal-sciences/dairy/events

    Contest           https://ohio4h.org/sites/ohio4h/files/imce/animal_science/Dairy/2023%20Ohio%204-H%20 ... Dairy%20Judging%20contest%20SDE%20Results.pdf                      2024 Ohio 4-H Reasons Camp    - TBD ...

  4. Invasive Species Management: Common and Japanese Barberry

    https://ohioline.osu.edu/factsheet/anr-0106

    margins. Figure 1a.  Common barberry leaf showing toothed margins. Photo by Leslie Mehrhoff, University of ... that purple varieties can lose their color and remain green in shaded environments. Photo by Leslie ... branching. Photo by Leslie Mehrhoff, University of Connecticut, Bugwood.org. Figure 2b. Single thorns on Japanese ...

  5. 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 ...

  6. Ohio 4-H Dairy Calendar

    https://ohio4h.org/statewide-programs/animal-sciences/dairy/dairy-calendar-events

    https://ati.osu.edu/sites/ati/files/site-library/site-images/2023%20Ohio...  24    Ayrshire Annual Meeting, Der Dutchman, Plain City March 2024  16     Dairy Judging Clinic, ...           Dairy Achievement Record Form-PDF   (Click to open form)           Dairy Achievement instructions and ...

  7. Sudden Oak Death (aka Ramorum blight)

    https://ohioline.osu.edu/factsheet/plpath-tree-05

     Sporangia of  P. ramorum. Photo by UC Berkeley. The disease causes extensive mortality on tanoak ... received contaminated stock and nearby forest sites have been carried out in hopes of preventing or ... spread continue. Pathogen and Symptoms Figure 2. P. ramorum chlamydospores. Photo by UC-Davis. Unlike ...

  8. PAS Qualifying Shows

    https://ohio4h.org/animalsciences/horse/pas-qualifying-shows

    Dates and Information-Updated 3/18 Horse Identification Form PAS Out-of-County Form   PDF Guide for ...

  9. Become a Master Gardener Volunteer

    https://miami.osu.edu/program-areas/master-gardener-volunteers/becoming-miami-county-master-gardener-volunteer

    following special projects: Pruning Workshop Habitat for Humanity Miami County in Bloom (biannual garden ...

  10. Soil Phosphorus and Crop Response to Phosphorus Fertilizer in Ohio

    https://ohioline.osu.edu/factsheet/anr-0146

    ppm across sites, with a median of 21.7 ppm. Currently, as per bulletin 974 Tri-State Fertilizer ... observed at responsive sites. The response rate of crops also varied, with corn showing an increase in ... PDF). Soil phosphorus and crop response to phosphorus fertilizer in Ohio. Apart from soil-test P levels, ...

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