88 



THE APPLE. 



stormy weather, and usually when not feeding. They generally 

 come out of their nest once in the morning and once in the after- 



FIG. M. Early stages of Orchard Tent Caterpillar, 

 a. b. Caterpillars resting on tent-like nest; c, ring 

 of tike egg mass on twig; d, cocoon. 



noon to feed. They are very voracious, and soon strip the infested 

 tree of its foliage. They change to moths (Fig. 64) in June and 

 soon commence laying eggs. 



REMEDY. The tents 

 are readily seen. They 

 should be destroyed early 

 in the season when the 

 worms are within them. 

 The egg masses are also 

 readily seen against a 

 cloudy sky, and are easily 

 gathered and destroyed. FlG - 64 -~ Moth f Orchard Tent Caterpillar. 

 The foliage may be poisoned with Paris green, used at the rate of 

 one pound to two hundred gallons of water. 



The forest tent caterpillar, which has caused so much damage 



