6-WORKINGOPERATIONS
RAIL15SP00764FA8
GallonsperAcre(GPA)Graphlinecolor
18Red
16Black
12Blue
8
Orange
2.5
Green
CalculateSprayAirapplicationrate
Usethefollowingformulas,andcharts,todeterminethepropernozzleoricerequiredfordifferentapplicationrates.
Ratecalculationformulas:
GPAxMPHxConstant=OZ/M/N
OZ/M/N÷MPHxConstant=GPA
Constants—USGallons:
10inchnozzlespacing—.2154
Values:
GPA=GallonsperAcre
MPH=MilesperHour
OZ/M/N=OuncesperMinuteperNozzle
6-70