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  1. Perennial sowthistle (Sanchus arvensis)

    https://pested.osu.edu/node/418

    neutral, fine textured, rich soils. Leaves: Alternate, blue-green with prickly-toothed margins. Deeply ...

  2. Water Hemp (Amaranthus tuberculatus)

    https://pested.osu.edu/node/425

    stems. Life Cycle: Annual Habitat: Crop fields, disturbed areas. Prefers poorly drained soils. Leaves: ...

  3. Hairy white top or ballcress (Lepidium appelianum)

    https://pested.osu.edu/node/421

    alkaline soils Leaves: Blue-green in color with lower leaves being stalked and upper leaves having two ...

  4. Johnsongrass (Sorgum halepense)

    https://pested.osu.edu/node/402

    soil surface. They are stout with purple spots and scales at the nodes.  The problem is….Johnsongrass ...

  5. Heart of Ohio

    https://pested.osu.edu/Recert/heartofohio

    Pesticide and Agricultural Fertilizer Recertification August 22, 2024 10:00am-12:00pm (Category 1) ... 740-474-7534   Click here for 3-hour Agricultural Fertilizer Certification Meetings   ...

  6. Commercial Recertification

    https://pested.osu.edu/commercialrecert

    concludes for an additonal $15 fee urban landscape pest management webinar (categories 4a, 5, 6c, 8, and ... Department of Agriculture webpage to search for additional recertification opportunities.   Ohio Pest ...

  7. Erie Basin

    https://pested.osu.edu/Recert/eriebasin

    Pesticide Recertification & Agricultural Fertilizer Recertification June 25, 2024 3:00-4:00pm ... 419-354-9050 Wyandot County- 419-294-4931   Click here for 3-hour Agricultural Fertilizer Certification ...

  8. Poison hemlock (Conium maculatum)

    https://pested.osu.edu/node/409

    to most soils and is often found near roadsides. Field borders, hiking trails, railroad tracks, ...

  9. Japanese knotweed (Polygonum cuspidatum)

    https://pested.osu.edu/node/401

    tolerate a wide array of soil and moisture conditions. Leaves: Alternating and broad. They typically grow ...

  10. Juan Quijia Wins Third Place at the Hayes Advanced Research Forum

    https://hcs.osu.edu/news/juan-wins-third-hayes-advanced-research-forum

    Congratulations to  Juan Quijia,  on receiving third place for his talk in the Food, Agricultural ...

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