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Table 1 Description of conventional broadcast aerial application set up on a Bell JetRanger helicopter with nominal droplet size and the nozzle type, number and configuration used to achieve the droplet size range, and the resulting application rates

From: An aerial spot-spraying technique: a pilot study to test a method for pest eradication in urban environments

Standard application parameter

Parameter value

Nominal droplet size (μm VMDa)

255

Nozzle Typeb

TeeJet 8005 (flat fan)

Number of nozzles

31

Configuration of nozzles on boomc

10, 11, 10

Flow rate per nozzle (â„“/min)

2

Pressure (bar)

2.5

Flow rate (â„“/min)

62

Application rate (â„“/ha)

200

  1. aVMD is volume mean diameter.
  2. bAll nozzles were manufactured by Spray Systems Co, Wheaton IL, USA.
  3. cleft, centre, and right; Nozzles spaced together without blanks at centre of aircraft.
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