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Precision Agriculture Tools for On-Farm Research
https://ohioline.osu.edu/factsheet/fabe-558
technologies continues to grow on U.S. farms. Auto-guidance, variable-rate technology (VRT), and yield monitors ... evaluating input rates (i.e., fertilizer and seed) and management practices such as tillage. In these studies ... fertilizer rates within a pass or area, the time it takes to make a rate change must be considered to ensure ...
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Effects of Lime and Gypsum Application on Vegetable Yields and Nutrient Availability in Muck Soil
https://ohioline.osu.edu/factsheet/anr-0102
large application rates, as we had in this study. Gypsum application did not improve vegetable yields, ...
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Corn Yield Response to Damage from Strong Storms
https://ohioline.osu.edu/factsheet/ac-1054
stage (rating of 2.7; Figure 3). This could reduce pollen production in the event the entire field was ... Milk (R3) Soft dough (R4) % Rating (1 –3)‡ 50 4 6 1.2 100 2 3 2.7 50 12 ... A relationship between seeding rate and root lodging was observed. Increasing the seeding rate by 1,000 seeds per ...
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Strategies to Maximize Pesticide Deposit and Coverage for Effective Spraying in Orchards and Vineyards
https://ohioline.osu.edu/factsheet/fabe-536
Adjust the sprayer fan air-flow rate and volume so that the air being directed into the canopy replaces ... direction, volume, and flow rate of the air coming out of the sprayer. The airblast sprayer shown in Figure ... during the spraying season to make sure the actual application rate is aligned with the intended, or ...
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Calibration of Orchard and Vineyard Sprayers
https://ohioline.osu.edu/factsheet/fabe-537
goal with calibration is to determine the actual rate of application, and then to make the necessary ... adjustments if there is a difference greater than 5% between the actual application rate and the intended ... application rate. How Should the Application Rate Be Expressed? Usually, the spray application rates on ...
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Selecting the Right Type and Size of Nozzles for Effective Spraying in Orchards and Vineyards
https://ohioline.osu.edu/factsheet/fabe-534
minimize spray drift, and allow compliance with label requirements such as the application rate (gallons ... a desired flow rate, spray angle, and spray pattern (Figure 5a and 5b). The flow rate of the nozzle is ... a greater flow rate and bigger droplet size at the same pressure. Figure 7. Cores with slanted holes that ...
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Advancements in Technology for Reduction of Pesticides Used in Orchards and Vineyards
https://ohioline.osu.edu/factsheet/fabe-538
happened more than four decades ago: a rate controller on a sprayer. These gadgets enabled sprayer ... operators to keep the application rate constant, regardless of changes in ground speed. They are now ... orchards and vineyards variable-rate application technology site-specific application of pesticides This ...
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Sprayers for Effective Pesticide Application in Orchards and Vineyards
https://ohioline.osu.edu/factsheet/fabe-533
application rate, sprays droplets of the proper size on the target uniformly, and that it minimizes the loss ... walking speed—to keep the application rate relatively uniform throughout the operation. A faster walking ... speed will result in a lower application rate. Maintain a uniform spraying pressure to keep the ...
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Strategies to Minimize Spray Drift for Effective Spraying in Orchards and Vineyards
https://ohioline.osu.edu/factsheet/fabe-535
rate and volume so that the air being directed into the canopy replaces the air already in the canopy, ... through more than one row of crops. Adjust the air-flow rate carefully with the understanding that under ... rate) until they are suitable for the vine canopy conditions at the time of the spray applications. As ...
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Collecting and Submitting a Turfgrass Sample to the Plant and Pest Diagnostic Clinic
https://ohioline.osu.edu/factsheet/hyg-3087-10
irrigated, if the problem is worse in the sun or shade, what chemicals have been applied (rate and ...