REPORT 



OF THE 



Department of Entomology. 



P. J. Parrott, Entomologist. 



W. J. Schoene, Associate Entomologist. 



F. Z. Hartzell, Associate Entomologist. 

 (Connected with Grape Culture Investigations.) 



H. E. Hodgkiss, Assistant Entomologist. 

 B. B. Fulton, Assistant Entomologist. 



TABLE OF CONTENTS. 



I. The grape leaf-hopper. 

 II. The false tarnished plant-bug as a pear pest. 



III. Zinc arsenite as an insecticide. 



IV. The influence of temperature and moisture in fumigation. 

 V. The pear psylla. 



VI. The false tarnished plant-bug on pears. 

 VII. The control of plant lice on apple trees. 

 VIII. Apple insects. 



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