<H1>Physical Drift Spray Boom Height</H1> <P><UL> Spacing</UL></P> <P><UL> * Wide-angle nozzles can be placed lower to the ground but also produce smaller droplets.</UL></P> <P><UL> </UL></P> <P><UL> * Easy and inexpensive</UL></P> <P></P> <P>