Site

Did you mean
information dates

Search results

  1. Understanding How Soil Test Phosphorus Impacts Water Quality

    https://ohioline.osu.edu/factsheet/anr-0111

    practices beyond 4R nutrient management (right source, right rate, right time, and right place) may be ... P loss accelerates at an increased rate through subsurface drainage, as identified from research ... conducted at locations in and near Ohio. Study Location STP (PPM) change point where the rate of P loss ...

  2. Effectiveness of Turbodrop® and Turbo Teejet® Nozzles in Drift Reduction

    https://ohioline.osu.edu/factsheet/fabe-524

    Flow  Rate (gpm)  (at 40 psi) Test Pressure  (psi) Standard Flat-Fan (XR)   XR11002 0.2 40; 60   XR11004 ... The variation in droplet size across the pattern was greater with 0.2 gpm nominal flow rate nozzles ... (at both 40 and 60 psi) than nozzles with a nominal flow rate of 0.4 gpm. VMDs from TurboDrop nozzles ...

  3. 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 ...

  4. Proper Spinner-Disc Spreader Operation, Terms and Definitions

    https://ohioline.osu.edu/factsheet/fabe-563

    deceleration since it can take a few seconds for the rate controller to adjust and maintain the target ... application rate. Operators should review the operator’s manual to become familiar with the applicator and ... a different material is spread or the rate of application is changed, assess the new spread pattern and make ...

  5. Spinner-Disc Spreader Set Up and Calibration

    https://ohioline.osu.edu/factsheet/fabe-561

    application rate such as with variable-rate application (VRA). Figure 1 shows that set-up, maintenance, and ... feed gate height by product categories (e.g. fertilizer or lime) based on the desired application rate ... (lb/ac). Rate controllers required calibration of the metering mechanism to insure accurate application. ...

  6. Soil Acidification: How to Lower Soil pH

    https://ohioline.osu.edu/factsheet/agf-507

    (agronomic and horticultural) with rates necessary to adjust soil pH. Sulfur reaction in the soil is slow, ... recommended rates from pounds per acre to pounds per 1000 ft 2 divide the values in Table 1 by 43.56. To ... adjust the pH of a soil with a measurable volume, use Equation 2 to determine the rate of sulfur needed: ...

  7. 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 ...

  8. Post Corn, Going to Soybean: Use Cereal Rye

    https://ohioline.osu.edu/factsheet/anr-84

    expensive. Start with VNS (variety not stated) seed with a good germination rate purchased from a reputable ... tag. Seeding rate calculations are based on one of two factors: pure live seed (PLS) or seed count. The ... county. Seeding rate—Drilled seeding rate: 40–60 pounds/acre PLS. Broadcast with shallow incorporation: ...

  9. How Much Chemical Product Do I Need to Add to My Sprayer Tank?

    https://ohioline.osu.edu/factsheet/fabe-530

    Applying herbicides at the proper rate is essential to achieving satisfactory pest control. The directions ... on the container label tell which application rates give the best results. The applicator’s job is to ... put into the tank. Labels give two types of application rates: volume of spray mixture (pesticide and ...

  10. Crop Nutrition Apps

    https://ohioline.osu.edu/factsheet/fabe-55202

    Calculate nutrition products and application rates based on lab analysis and info sheets. View fact sheets ... herbicides, plant population, seed rate, and seed blending to ensure optimal yields. Cost: Free Account ... available to crops that follow forage legumes in the rotation. Cost: Free Account needed? No Corn N Rate ...

Pages