BULLETIN No. 157 NOVEMBER, 19 14 



MASSACHUSETTS 

 AGRICULTIRAL EXPERIMENT STATION 



THE MARGIERITE FLY 



(Phytomyza chrysanthemi Kowarz) 

 By M. T. SMILYAN, B.S. 



THE LIFE HISTORY, HABITS AND METHODS OF CONTROL 

 OF THIS GREENHOUSE PEST 



Requests for bulletins should be addressed to the 



Agricultural Experiment Station, 



Amherst, Mass. 



