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  1. Manure and Compost: Nitrogen Availability in Organic Production

    https://ohioline.osu.edu/factsheet/anr-34

    Grain Research Site Nitrogen Source Analysis total N Moisture Total N  lbs/ton Typical rate  per acre ... Typically a factor of 25 percent loss is used. Application Rate Knowing the amount of material applied per ... laboratory analysis is needed to calculate the target application rate. Calibration of spreaders improves ...

  2. Boom Sprayer Calibration

    https://ohioline.osu.edu/factsheet/fabe-520

    application rate in gallons per acre, or GPA. For example: If you catch an average of 15 ounces from a set of ... nozzles, the actual application rate of the sprayer is equal to 15 GPA. With this method, make sure that ... output rate, check for clogs and clean the tip, or replace the nozzle. Repeat steps 5 and 6 until the ...

  3. Beech Bark Disease

    https://ohioline.osu.edu/factsheet/plpath-tree-09

    reach densities of 270 scales/cm 2. Trees generally show no greater rate of mortality than before beech ... reach mortality levels of 50 percent within 10 years, with higher rates seen in some areas (Figure 7). ... a lower rate. Beech are now a lower percentage of the overstory, as large trees die first, but thickets of ...

  4. Guidelines for Applying Liquid Animal Manure to Cropland with Subsurface and Surface Drains

    https://ohioline.osu.edu/factsheet/ANR-21

    that it not be applied at rates that exceed the soil infiltration rate, nor exceed the amount needed to ... may begin to move through the soil profile (refer to Table 1). Manure application rates may need to be ... one factor determining the maximum volume that should be applied.  Application rates should not ...

  5. Correcting Irregular Spread Patterns

    https://ohioline.osu.edu/factsheet/fabe-562

    achieve a uniform application rate.   Essential Aspects for Accurate Spreading  All three of these ... line). After collecting and weighing the samples for each pan, the associated application rates can be ... calculated using the formula below: Sample Application Rate Calculation: If 4 grams of material are collected ...

  6. Selecting the Best Nozzle for the Job

    https://ohioline.osu.edu/factsheet/fabe-528

    application rate, as well as variability of spray over the width of the sprayer boom. Nozzles also influence ... allow compliance with label requirements such as application rate (gallons per acre) and spray droplet ... • Sprayer operation parameters —Application rate, spray pressure, travel speed •  Type of chemical sprayed ...

  7. 2021 Ohio Wheat Performance Test

    https://stepupsoy.osu.edu/news/2021-ohio-wheat-performance-test

    the seeding rate used for each of their varieties. Test sites were planted within twenty-one days ... disease screening nursery at Wooster. FHB was rated as the percentage of spikelets showing diseased ... were rated at about Feekes growth stage 11.3 as the average percent flag leaf and spike area diseased, ...

  8. Soil Acidity and Liming for Agronomic Production

    https://ohioline.osu.edu/factsheet/AGF-505-07

    acidity produced by application of various nitrogen fertilizers (nitrogen rate of 100 lb N/A) (adapted ... from Havlin et al., 1999). Fertilizer source Fertilizer source application rate (lb/A Equivalent lbs of ... soils (clay) typically require higher rates of lime than coarse textured soils (sands). Soils that have ...

  9. Understanding Pesticides in Organic and Conventional Crop Production Systems

    https://ohioline.osu.edu/factsheet/anr-69

    health. Benefits include: lower use rates, lower impact on human health, lower toxicity to non-target ...

  10. Selecting, Storing and Serving Ohio Carrots

    https://ohioline.osu.edu/factsheet/hyg-5514

    green tops before storing because they increase the respiration rate and draw moisture from the carrots, ...

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