U. S. DEPARTMENT OF AGRICULTURE, 



BUREAU OF ENTOMOLOGY— BULLETIN No. 115. 



L. O. HOWARD, Entomologist and Chief of Bureau. 



PAPERS ON DECIDUOUS FRUIT INSECTS 

 AND INSECTICIDES. 



I. LIFE-HISTORY STUDIES ON THE CODLING MOTH IN MICHIGAN. 



By A. G. HAMMAE, Entomological Assistant, 

 Deciduous Fruit Insect Investigations. 



II." THE ONE-SPRAY METHOD IN THE CONTROL OF THE CODLING MOTH 

 AND THE PLUM CURCULIO. (SECOND REPORT.) 



By^A. L. QUAINTANCE, In Charge of Deciduous Fruit Insect Investigations, 



AND 



E. W. SCOTT, Entomological Assistant. 



III.;LIFE:HIST0RY OF THE CODLING MOTH IN THE SANTA CLARA 

 , VALLEY OF CALIFORNIA. 



By P. R. JONES AND W. M. DAVIDSON, 



Entomological Assistants, Deciduous Fruit Insect Investigations. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE. 



1915. 



