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  1. Ohio’s Natural Enemies: Crab Spiders

    https://ohioline.osu.edu/factsheet/ent-70

    structure that accepts sperm from the male’s palp during mating (Photos: John Maxwell: full body; and Justin ... outstretched (Photo Kim Moore). The hunting spot selected by this northern crab spider, Mecaphesa asperata, is ... regain its position and try again (Photo: Dan Leeder). Crab spiders mating. Males are often smaller and ...

  2. Yersinia Enterocolitica: A Rare but Important Food Safety Concern for Young Children and Immune-compromised Individuals

    https://ohioline.osu.edu/factsheet/HYG-5574-11

    18–21). fda.gov/files/food/published/Bad-Bug-Book-2nd-Edition-%28PDF%29.pdf. For more information about ... U.S. sites, 1996–2010. Morbidity and Mortality Weekly Report, 60 (22), 749–755. ...

  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. Sun Exposure (Protect Your Skin)

    https://ohioline.osu.edu/factsheet/aex-79018

    • Perform equipment repairs and maintenance in an indoor workshop rather than outside, if possible. • Use ... Early Detection. ”   Cancer.org. April 20, 2017.  cancer.org/content/dam/CRC/PDF/Public/6930.00.pdf ...

  5. 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 ...

  6. 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 ...

  7. 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 ...

  8. 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 ...

  9. 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 ...

  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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