DIVISION OF ENTOMOLOGY BULLETIN NO. 1 



"''~'''~""~~"~"~"~" PART 4. 



REPORT OF WORK 



OF THE 



EXPERIMENT STATION 



OF THE 



Hawaiian Sugar Planters' Association 



Leaf-Hoppers and their 

 Natural Enemies 



( PT. IV. P/PUNCULia^ ) 



By R. C. L. PERKINS 



HONOLULU, H. T. 



SEPTEMBER, 1905 



