U. S. DEPARTMENT OF AGRICULTURE, 



BUREAU OF ENTOMOLOGY- BULLETIN No. 68. 



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



PAPERS ON DECIDUOUS FRUIT INSECTS 

 AND INSECTICIDES. 



I. THE PEAR THRIPS. 



By DUDLEY MOULTON, Engagedin Deciduous Fruit Insect Investigations. 



II. THE SPRING CANKER-WORM. 



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



III. THE TRUMPET LEAF-MINER OF THE APPLE. 



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



IV. THE LESSER PEACH BORER. 



By A. A. GIRAULT, Engaged in Deciduous Fruit Insect Investigations. 



V. THE LESSER APPLE WORM. 



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



VI. GRAPE ROOT- WORM INVESTIGATIONS IN 1907. 



By FRED JOHNSON, Engaged in Deciduous Fruit Insect Investigations. 



VII. DEMONSTRATION SPRAYING FOR THE CODLING MOTH. 



By A. L. QUAINTANCE, S. W. FOSTER, FRED JOHNSON, and A. A. GIRAULT. 



VIII. THE GRAPE-LEAF SKELETONIZER. 



By 1'. R. JONES, Engaged in Deciduous Fruit Insect Investigations. 



L\. THE PEACH-TREE BARKBEETLE. 



By H. F. WILSON, Engaged in Dccidaoas Fruit Insect Investigations. 



WASHINGTON: 



GOVERNMENT PKINTING OFFICE. 

 1909. 



