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  1. A Guide to Corn Growth and Development

    https://ohioline.osu.edu/factsheet/anr-0148

    hybrids and plant densities (seeding rates). Reproductive Stage R1 (Silking) Plants with one or more silks ... decreases after R6 at a near linear rate, with reductions of approximately 0.5% to 0.75% per day until near ... doi.org/10.1038/s41598-019-43653-1 Ortez, O., & Lindsey, A. (2023). Corn growing degree days: a method of maturity rating for ...

  2. Corn Response to Long-Term Weather Stressors

    https://ohioline.osu.edu/factsheet/anr-0150

    degrees Fahrenheit over the past 50 years. Warm temperatures during the night increase respiration rates ... on the crop’s relative growth rate and how the daily radiation energy available per heat unit ... controlled drainage structures, adjusting seeding rates depending on site-specific conditions, and leveraging ...

  3. 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 ...

  4. Drones for Spraying Pesticides—Opportunities and Challenges

    https://ohioline.osu.edu/factsheet/fabe-540

    $18.22 billion by 2030, at a compound annual growth rate of 20.3% during the forecast period” (Fortune ... aerial sprayers: tank pump pressure gauge hoses filters nozzles flow meter for real-time rate adjustments ... optimum size (flow rate) to accommodate variables such as spray pressure, gallons-per-acre application ...

  5. Potassium Uptake and Ohio Crop Response

    https://ohioline.osu.edu/factsheet/anr-0147

    Extension Potassium (K) is a macro nutrient needed for crop production. Annual K removal rates for grain ... three forms, but the exchange rate depends on the soil’s texture and composition. Other soil factors, ... cycles, also impact the exchange rate and thereby K-availability to plants. Figure 1 shows a simplified ...

  6. 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 ...

  7. Ohio Farm Custom Rates 2016

    https://ohioline.osu.edu/factsheet/aede-11-16

    completed by others is called “custom farm work” or more simply, “custom work.” A “custom rate” is the ... Ohio Farm Custom Rates This publication reports custom rates based on a statewide survey of 365 ... farmers, custom operators, farm managers and landowners conducted in 2016. These rates, except where noted, ...

  8. Western Ohio Cropland Values and Cash Rents 2017-18

    https://ohioline.osu.edu/factsheet/aede-17-18

    cropland values and cash rental rates are projected to decrease in 2018. According to the Western Ohio ... primary factors affecting these values and rates are land productivity and potential crop return, and the ... cropland values and rental rates. Professionals surveyed were farm managers, rural appraisers, agricultural ...

  9. Western Ohio Cropland Values and Cash Rents 2016-17

    https://ohioline.osu.edu/factsheet/aede-16-17

    cropland values and cash rental rates are projected to decrease in 2017. According to the Western Ohio ... primary factors affecting these values and rates are land productivity and potential crop return, and the ... cropland values and rental rates. Professionals surveyed were farm managers, rural appraisers, agricultural ...

  10. Ohio Tobacco Farm Custom Rates 2010

    https://ohioline.osu.edu/factsheet/AEDE-14-10

    simply, "custom work." A "custom rate" is the amount agreed upon by both parties to be ... paid by the custom work customer to the custom work provider. The custom rates reported in this ... landowners. These rates, except where noted, include the implement and tractor if required, all variable ...

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