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  1. Department Administration

    https://entomology.osu.edu/our-people/department-administration

    Insect ID and Pest Questions:  Your local OSU Extension office has Agriculture and Natural Resource ... Educators able to answer farm, garden, home, and business questions OSU Extension Ohioline Factsheets:  ...

  2. Corn Silage Harvest Timing

    https://agcrops.osu.edu/newsletter/corn-newsletter/2020-28/corn-silage-harvest-timing

    In a Wisconsin study, 82% of the hybrids tested exhibited a poor relationship between kernel ...

  3. Phosphorus and Potassium

    https://agcrops.osu.edu/node/3478

    on a build-up and maintenance approach. This framework strives to build soil test levels up to and ... three distinct recommendations based on soil test values: 1) build-up, 2) maintenance, and 3) drawdown. ... fertilizer to build soil test levels) if soils test below the critical level or are “deficient.” The ...

  4. Micronutrients

    https://agcrops.osu.edu/node/3476

    Both soil testing and plant analysis are useful in diagnosing micronutrient deficiencies. Relative to ... soil pH, micronutrient soil tests are not as reliable and so plant analysis can play an important role ... to complement a soil test. Combining plant analysis with soil tests provides more accurate assessment ...

  5. Calcium, Magnesium, and Sulfur

    https://agcrops.osu.edu/node/3477

    adequately supply these nutrients for plant growth. A standard soil test measures the relative availability ... of Ca and Mg in soils. There is no accurate soil test for S at this time. A plant analysis is the ... K recommendations for alfalfa and corn silage do not follow the maintenance concept above the critical K soil test ...

  6. Executive Summary

    https://agcrops.osu.edu/node/3486

    cations. Mehlich-3 P returns approximately 35% higher soil test phosphorous (STP) values than Bray P1. ... Mehlich-3 K returns approximately 14% higher soil test potassium (STK) ammonium acetate, as discussed in the ... fact sheet Converting Between Mehlich-3, Bray P, and Ammonium Acetate Soil Test Values. See  ...

  7. Current Topics in Entomology, Science and Society

    https://entomology.osu.edu/courses/entmlgy-5601

    creative analysis of diverse standpoints and disciplines within and beyond agricultural and environmental ...

  8. System Analysis, from Molecules to Ecosystems

    https://entomology.osu.edu/courses/entmlgy-6704

    ENTMLGY 6704 Theory and practice of systems analysis and quantitative methods to describe and test ...

  9. Our Extension Specialists

    https://entomology.osu.edu/extension-outreach/our-specialists

    Phenology, Pollinator Habitat ellsworth.2@osu.edu Mary Gardiner Urban Habitats for Insect Conservation, ... Supporting Natural Pest Control in Gardens, Community Science Programs including Buckeye Lady Beetle Blitz ... and Dandelion Detectives, 4H Entomology Programs gardiner.29@osu.edu Casey Hoy Agricultural Ecosystem ...

  10. Derecho Devastates the Midwest While Ohio's Dry-Weather Pattern Continues

    https://agcrops.osu.edu/newsletter/corn-newsletter/2020-27/derecho-devastates-midwest-while-ohios-dry-weather-pattern

    exceptionally damaging to agricultural interests, particularly in Iowa. Numerous reports of winds stronger than ...

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