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Third Molt. 

 April 30, at 9-30 a. m., sprayed as above and placed 15 caterpillars 

 on. the leaves. At 8 a. m., May 1, three were dead; at 9-30, two 

 more had died, and at 11 a. m. all were dead. 



Fourth Molt. 

 April 30, at 11 a. m., sprayed as above and placed 15 caterpillars 

 on the leaves, and at 8 a. m. May 1, all were dead. 



One Pound Paris Green to 200 Gallons Water. 

 First Molt. 

 May 4, at 4 p. m., sprayed a branch of apple tree with Paris green 

 and water in the above proportions, and placed 15 young caterpillars 

 on the leaves. At 8 a. m. May 2, all were dead. 



Second Molt. 

 May 1, at 4 p. m., sprayed in the same manner, and placed 15 

 caterpillars on the leaves. At 8 a. m., May 2, all were dead. 



Third Molt. 

 May 1, at 4 p. M., sprayed as above and placed 15 caterpillars on 

 the leaves. At 8 a. m.. May 2, none were dead, though all seemed 

 stupid, but at 8 a. m.. May 4, all were dead. 



Fourth Molt. 

 May 1, 4 p. m., sprayed as above and placed 15 full-grown cater- 

 pillars on the leaves. At 8 a. m., May 5, one was dead, and at 8 a. 

 M., May 4, all were dead. 



One Pound Paris Green to 250 Gallons Water. 

 First Molt. 

 May 1, at 4-30 p. m., sprayed a branch with ihe above preparation 

 and placed 15 young caterpillars upon the leaves. At 8 a. m., May 

 2, several were dead, and at 8 a. m., May 4, all were dead. 

 Second Molt. 

 May 1, at 4-30 p. m., s'prayed in the same manner, and placed 15 

 caterpillars upon the leaves. At 8 a. m.. May 2, several were dead, 

 and at 8 a. m., May 4, all were dead. 



Third Molt. 

 May 1, 5 p. M., sprayed as above, and placed 15 caterpillars on 

 the leaves. At 8 a. m., May 2, two were dead, and all were dead at 

 8 a. M., May 4. 



