1/128th Rule for Backpack Sprayer Calibration
Use the 1/128th rule to calibrate backpack sprayers: spray a 340.3 sq ft test plot, measure ounces for GPA, adjust nozzles and pressure.
Use the 1/128th rule to calibrate backpack sprayers: spray a 340.3 sq ft test plot, measure ounces for GPA, adjust nozzles and pressure.