ce 
THE FALL ARMY WORM, OR ‘‘GRASS WORM.”’ 13 
12) to his crops. In such cases a delay of 24 hours in securing advice 
or insecticides is usually fatal. 
SPRAYING FOR THE FALL ARMY WORM. 
If the worms are found feeding in crab grass or other grasses or 
on grasslike grains other than corn, where the stand is not too thick 
Fic. 12.—Corn plant, showing severe injury by the fall army worm. (Original.) 
for the worms to be reached easily by the insecticide, they should be 
sprayed with a mixture of 1 pound of powdered arsenate of lead to 
50 gallons of water, or, if the paste form of lead arsenate be used, 2 
pounds to 50 gallons of water. 
When feeding on corn the worms usually attack the bud of the 
plant first and are more difficult to reach because of the hairiness of 
the corn leaves. In this case a mixture of 2 pounds of powdered 
‘arsenate of lead or 3 to 4 pounds of the paste to 50 gallons of water 
is required, and the spray should be applied so as to force the fluid 
deep into the bud of the corn in order to reach the worms feeding 
