Rough estimate of acres in each field. Acreage not known. Mostly broadcast application, with occasional use of banded application, OR equipment applies moderate volumes of spray mix. Equipment for broadcast applications only, OR equipment applies high volumes of spray mix. Calibration Equipment calibrated by electronic devices, OR calibrated each time speed, pressure, nozzles, or spray width changes.
Sprayer is recalibrated frequently based on amount of use and type of pesticide formulation.
Equipment calibrated once a year. Equipment is not calibrated. Equipment maintenance Sprayer maintenance performed after each use and after long periods of non-use. Maintenance performed on a routine schedule. Maintenance performed annually.