Phil Busey Agronomy
Consulting Inc.


 

Turf spray calculator (units converter), English measurements

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Turfgrass.com (discussion)

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Turf Spray calculator, Metric (SI) measurements

Objective:  Application of the correct rates of liquid fertilizers and pesticides.

 Question:  What is the spray rate from a traveling boom?
 Initial numbers in the blanks are provided as examples.  Replace with values you measure.
 1. Capture and measure the volume of spray coming out of the nozzles.
"The average output is ounces per seconds per nozzle."
 2. Measure the distance between nozzles.
"The nozzles are inches apart on the boom."
 3. Time the equipment speed.
"The sprayer travels feet in seconds."
 4.   "The spray rate is gallons per acre."
 Question:  How much concentrated formulation must be used per tankful to achieve the labeled rate?
 1. Enter the spray rate from above, or from another source.
"The spray rate is gallons per acre."
 2. Enter the volume of the tank.
"The tank is gallons."
 3. What is the desired application rate of  the concentrated formulation?
"The label says to apply quarts per acre."
 4.   "Put quarts in the spray tank, equal to  ounces.
Incidentally, this will cover acres."