BULLETIN 263 



Published monthly by the 



University of the State of New York 



AUGUST I902 



New York State Museum 



Frederick J. H. Merrill Director 

 Ephraim Porter Felt State Entomologist 



Bulletin 53 



ENTOMOLOGY 14 



17th Report of the State Entomologist 



ON 



INJURIOUS AND OTHER INSECTS 



OF THE 



STATE OF NEW YORK 

 1 90 1 



PAGE 



Introduction 699 



General entomologic features 699 



Office work 700 



Special investigations 701 



Entomologic field station 701 



Publications 702 



Extension work 702 



Collection of insects 702 



Pan-American collection 703 



New quarters 703 



Voluntary observers 704 



Acknowledgments 704 



Injurious insects 



Cecidomyia destructor, 



Hessian fly 705 



Notes for the year 731 



Fruit tree pests 731 



Shade and forest tree pests 738 



PAGE 



Notes for the year {confd) 



Garden and other insects 749 



Unusual abundance of southern 



forms 75 7 



Experimental work against the San 



Jose" scale insect 761 



Summary of experiments 775 



Voluntary entomologic service 776 



Summaries of reports 776 



List of publications of the entomolo- 

 gist 800 



Contributions to collection 808 



Appendix : Entomologic exhibit 

 at the Pan-American exposition 



1901 825 



Explanation of plates 899 



Plates 1-6 face 900 



Index 901 



