334 ^■^^^v youk state musetim 



5 Eound-headed appletree borer, S a p c i- <1 a <• a n <1 i <1 a rabr. 

 IM-im-iiial food plant: appletree. 



Treat nieiit: Dh^ out borers, protect trunk with [)aper or wire 

 netting, use carbolie-soap washes. 



Chief accessible articles: Lintner, J. A., state ent. 5th rep't, 

 '89. p. 209-71 ; Chittenden, F. H. U. S. dep't agric. div. ent. Circ. 

 32, 2d s. '98. p. 1-8. 



Flat-headed appletree borer, (Mi r y s o b o t h r i s femo- 

 ra t a Fabr. IM'incipal food ])lants: apple, pear and j)luni trees. 



Treatment: carbolic-soa]) washes, digging borers out. 



Chief accessible article: Chittenden, F. H. U. S. dep't agric. 

 div. ent. Circ. 32, 2d s. '98. p. 9 12. 



6a, Peach tree borer, S a n n i n o i d e a e x i t i o s a l^Ay. 

 Principal food i);ant: peach. 



Treat nicnt: Api)l.y washes Ix^tween June 5 and July 1 or use 

 protective bands and supplement by digging ont borers. 



Chief accessible articles: Fitch, Asa. Noxious and other in- 

 sects. N. Y. list rep't, p. 108-117; Lintner, J. A., state ent. 8th 

 rep't, '91. p. 181-8(;; Slingerland, M. V. Cornell agric. exp. sta. 

 Bui. 170, '99, p. 192. 



7 Pear blight beetle, X y 1 e h o r u s d i s p a r Fabr. Pi*in- 

 cipal food plant: peartree. 



Treatment: Cut and burn infested limbs, keej) trees vigorous. 



Chief accessible articles: Lintner, J. A., state ent. 7th rep't, 

 '91. p. 348-51; Hubbard, H. G. U. S. dep't agric. div. ent. Bui. 

 7, n. s. '97. p. 22-23. 



8 Fruit tree bark beetle, Scolytus rugulosus Ratz, 

 Principal food plants: peach, plum, cherry trees. 



Treatment: Cut and burn badly infested limbs, keep trees 

 vigorous. 



Chief accessible articles: Lintner, J. A., state ent. 4th rep't, 

 '88. p. 10.3-7; Chittenden, F. H. U. S. dep't agric. div. ent. Circ. 29, 

 2d s. '98. p. 1-8. 



9 Pose beetle, Macrodactylus subspinosns Fabr. 

 Principal food plants: fruit trees and rosebushes. 



