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  1. Corn Growing Degree Days: A Method of Maturity Rating for Hybrids

    https://ohioline.osu.edu/factsheet/agf-101

    the growing season for corn across Ohio, practitioners need a method of accurately rating crop’s ... seed corn companies rate hybrid maturity based on “Growing Degree Days” (GDD) or “Heat Units.” Because ... determine the daily average. The maximum temperature (86 F) is used because corn growth rates typically do ...

  2. Ohio Phosphorus (P) Use by Crop Reporting District

    https://ohioline.osu.edu/factsheet/anr-0144

    2022. The reduction rate ranges from 50 to 868 tons per year. Seven of nine Ohio CRDs show an increase ... (2018–2022). Statewide P 2 O 5 trendline data showed an increasing annual use rate of 7,052 tons (1987–1996) ... and a decreasing rate of 2,424 tons from 1994 to 2022 (LaBarge, 2023). Table 2 shows the trendline ...

  3. The Organic Certification Process for Farms

    https://ohioline.osu.edu/factsheet/sag-0003

    example, organic weed control tactics include frequent light tillage, higher seeding rates, mulches, and ...

  4. Timber Sale Contracts

    https://ohioline.osu.edu/factsheet/F-38-02

    The timber sale contract should identify the reimbursement rate or a procedure to determine the ... reimbursement rate for these types of damages. Provisions with respect to fire. These might include the ...

  5. Monitoring and Managing Spotted Wing Drosophila in Fruit Crops

    https://ohioline.osu.edu/factsheet/ent-0086

    trap SWD. When researchers used this trap with standard ACV bait, they found a much higher rate of ...

  6. Alia Dietsch

    https://senr.osu.edu/our-people/alia-dietsch

    matter? The influence of age on response rates in a mixed-mode survey. Human Dimensions of Wildlife, ...

  7. Controlling Non-Native Invasive Plants in Ohio Forests: Ailanthus

    https://ohioline.osu.edu/factsheet/f-65

    regards to the success rate; therefore, follow-up treatments will be necessary if sprouting occurs.  ... solution (vol/vol) of herbicide in water.* *A surfactant at.25% vol/vol rate may be added to the various ...

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

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

    observed at responsive sites. The response rate of crops also varied, with corn showing an increase in ... As the P levels decreased, the response rate to P fertilizer application doubled at 10-20 ppm and ...

  9. Giant Hogweed (Heracleum mantegazzianum)

    https://ohioline.osu.edu/factsheet/anr-35

    been shown to be effective due to their systemic activity. The minimum glyphosate rate should be 0.75 ... pounds of acid equivalent per acre, but the exact rate still needs to be determined through research ...

  10. Forage Testing for Beef Cattle

    https://ohioline.osu.edu/factsheet/anr-0149

    largest being rate of gain. NEG requirements have great variability primarily influenced by the desired ... rate of gain and finishing weight of the heifer. In general, 700-pound heifers gaining 1.5 pounds per ... milligrams per kilogram (mg/kg), and diets containing less than 15.8 mg/kg result in reduced conception rates ...

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