Agriculture Reference
In-Depth Information
4.
Electrostatic Sprayers
Electrostatic sprayer systems are designed to reduce drift and apply less
pesticide per acre. The pesticide is charged with a positive electric charge as it
leaves the nozzles. Plants have a natural negative charge, so the pesticides are
attracted to the plants. The spray is directed horizontally through or above the
crop (depending on the pesticide being applied).
Figure 8.13
Spinning disc herbicide applicator (Waxman, 1991).
E.
SPRAYER PARTS
1.
Tanks
Tanks should have large openings for easy filling and cleaning. They
should allow straining during filling and have provision for mechanical or
hydraulic agitation. The tank should be made of corrosion-resistant material
such as stainless steel or fiberglass. If made of mild steel, it should have a
protective lining or coating.
The tank should have a large drain, and other outlets should be sized to
the pump capacity. If you use dual tanks, make sure the plumbing allows for
