LECTURE 12 SPRAYERS AND THEIR FUNCTIONS
Sprayer is a machine used to apply liquid chemicals on plants to control pest and diseases It can also be used to apply herbicides to control weeds and to spray micro nutrients to enhance plant growth The main functions of a sprayer are ♦ Breaking the chemical solution in to fine droplets of effective size ♦ Distributing the droplets uniformly over the plants ♦ Applying the chemicals