INSECT PESTS OF CIGAR-TYPE TOBACCOS 21 
is shghtly damp with dew but not when wet from rains. Applica- 
tions made early in the morning or near sundown when there is little 
breeze are most effective. 
WIGURE 22.—Applying poison dust to tall, shade-grown tobacco. The dust-gun 
nozzle Should be directed to the rear of the operator and upward at an 
angle of about 45° as shown. 
When the tobacco plants are not over knee high, the dust may be 
directed against the Pitas for best results (fie. 23), When apph- 
cations are made to older tobacco the dust- gun nozzle should be held 
in the center of the space between the tobacco rows so that the dust 
