U. S. DEPARTMENT OF AGRICULTURE, 



BUREAU OF ENTOMOLOGY— BULLETIN No. 99. 



L. O. HOWARD. Enlomologist and Chief of Bureau. 



PAPERS ON INSECTS INJURIOUS TO CITRUS 

 AND OTHER SUBTROPICAL FRUITS. 



I. THE ORANGE THRIPS: 

 A REPORT OF PROGRESS FOR THE YEARS 1909 AND 1910. 



By P. R. JONES and J. R. HORTON, 

 Agents and Experts, Decidxtous Fruit Insect Investigations. 



11. THE RED-BANDED THRIPS. 



By H. M. RUSSELL, Entomological Assistant. 



WASHINGTON: 



GOVERNMENT PRINTING OPFIOE. 



1910. 



