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  1. Stewart's Wilt Risk Low for Ohio's Corn

    https://news-archive.cfaes.ohio-state.edu/news-release/stewarts-wilt-risk-low-ohios-corn

    carried and spread by adult flea beetles. Based on the flea beetle index, conducted by Ohio State ... to have a low to moderate threat. The flea beetle index is calculated as the sum of the average ... temperatures of December, January and February. Index values less than 90 indicate a negligible disease threat, ...

  2. C.O.R.N. Newsletter 2012-05

    https://agcrops.osu.edu/newsletters/2012/05

    winters than during cold winters. An index is developed that helps to predict the likelihood of the ... disease threat. This 'flea beetle index' is calculated as the sum of the average temperatures ... indexes over 100 suggesting that risk is severe in 2012. The locations and the corresponding indexes are: ...

  3. Agricultural Fertilizer Applicator Certification Training Events

    https://agcrops.osu.edu/newsletter/corn-newsletter/2014-41/agricultural-fertilizer-applicator-certification-training-events

    http://www.agri.ohio.gov/apps/odaprs/pestfert-PRS-index.aspx?ols=AgriculturalFertilizerCert.htm. For training dates and other information see the Ohio State University Extension’s Pesticide ...

  4. Nutrient Management Plan Development Workshops Announced

    https://agcrops.osu.edu/newsletter/corn-newsletter/2014-38/nutrient-management-plan-development-workshops-announced

    start to assess the environmental concerns of field sites to nutrient runoff/loss via nutrient indexes ...

  5. Corn Management Practices for Later Planting Dates – Changes to Consider

    https://agcrops.osu.edu/newsletter/corn-newsletter/2017-12/corn-management-practices-later-planting-dates-%E2%80%93-changes-consider

    field conditions (https://www.nass.usda.gov/Statistics_by_State/Ohio/Publications/Crop_Progress_&_Condition/index ...

  6. Managing Dairy Cow Heat Stress

    https://wayne.osu.edu/news/managing-dairy-cow-heat-stress

    production when the temperature-humidity index (THI) exceeds 68.  As an example, a temperature of 72 F with ...

  7. How to Stop Algal Blooms, Keep Drinking Water Safe

    https://field2faucet.osu.edu/news/how-stop-algal-blooms-keep-drinking-water-safe

    revise Ohio’s Phosphorus Risk Index. Farmers use the index to plan their fertilizer applications. Steve ...

  8. New Precision Agriculture Device Provides Clues to Crop Health

    https://news-archive.cfaes.ohio-state.edu/news-release/new-precision-agriculture-device-provides-clues-crop-health

    overall plant volume. The sensor, which measures the growth rate index, is calibrated to store normal ... plant may have a growth index of 50, but say a farmer has a particular area where the index of growth ...

  9. Ohio Corn Performance Test Sampled for Nematodes

    https://news-archive.cfaes.ohio-state.edu/news-release/ohio-corn-performance-test-sampled-nematodes

    Hi-Bred, a DuPont company, he said.  “The lab results provided populations and a risk index for ... quantities.   “With the exception of one sample from the Beloit location in Mahoning County, the risk index for ...

  10. THE EFFECTS OF SOIL CONSERVATION PRACTICES ON SELECTED SOIL HEALTH INDICATORS

    https://agcrops.osu.edu/newsletter/corn-newsletter/2018-01/effects-soil-conservation-practices-selected-soil-health

    with a digital color reader (Figures 2 and 3). To convert the field test color index reading into CO2 ...

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