INSECTS INJURIOUS TO 

 STAPLE CROPS. 



BY 



E. DWIGHT SANDERSON, B S.Agk., 



ENTOMOLOGIST, UELAWAllE COLLEGE AGRICULTURAL 



EXPERIMKNT STATION; 



ASSOCIATE PROFESSOR OF ZOOLOGY, 



DELAWARE COLLEGE. 



FIRST EDITION-. 

 FIRST THOUSAND. 



NEW YORK : 



JOHN WILEY & SONS. 



I.ONDON- CHAPMAN & HALL, Limited. 



