INJURIOUS INSECTS OF 1903. 



63 



Re-mEdies: Two or three thorough sprayings with Paris green, one 

 just before buds begin to swell, one soon after the young leaves appear 

 and the third after the petals fall. 



D. Attacking the Icaies: 



a. Gregarious caterpillars. 



I. Caterpillars protected by zvebs. 



a. Webs in forks of branches in spring. 



TENT CATERPILLAR. 



Fig. 43. — Tent Caterpillar, CUsiocainfa americana, Harris. Lugger. 



Remedies: Cut out and burn the egg masses during the winter or 

 early spring. 



