Ontario Department of Agriculture. 



ONTARIO AGRICULTURAL COLLEGE. 



BULLETIN 154 



Insecticides and Fungicides 



BY 



R. HARCOURT, Professor of Chemistry 



AND 



H. L. FULMER, Demonstrator in Chemistry 



Printed by L. K. CAMERON, Printer to the King's Most Excellent Majesty 

 TORONTO, ONT.. FEBRUARY. 1907 



