University o! the State of Hew York Bulletin 



Entered as second-class matter August 2, 1913, at the Post Office at Albany, N. Y., 

 under the act of August 24, 1912 



Published fortnightly 



No. 589 



ALBANY, N. Y. 



April 15, 191 5 



New York State Museum 



John M s Clarke, Director 

 Ephraim Porter Felt, State Entomologist 



Museum Bulletin 175 

 29th REPORT OF THE STATE ENTOMOLOGIST 



ON 



INJURIOUS AND OTHER INSECTS 



OF THE 



STATE OF NEW YORK 

 1913 



PAGE 



Introduction 5 



Injurious insects 13 



Codling moth 13 



Lined corn borer 14 



European grain moth or wolf 



moth 16 



Rhododendron clear-wing 19 



Azalea leaf skeletonizer 21 



Arbor vitae leaf miner 22 



White grubs and June beetles. ... 24 



Spotted hemlock borer . 26 



White pine weevil 30 



Hickory bark borer 33 



Pitted ambrosia beetle 36 



Cactus midge 39 



Injurious insects {continued) page 



Banded grape bug 41 



Use of miscible oils on trees 45 



Larger sugar maples and miscible 



. oils 45 



Signs of oil injury 46 



Notes for the year 48 



Fruit tree pests 49 



Shade tree pests 56 



Forest tree pests 61 



Miscellaneous insects 64 



Publications of the entomologist. . . 68 



Additions to collections 72 



Appendix: A study of gall midges II 79 



Explanation of plates 212 



Index 247 



