LETTER OF TRANSMITTAL. 



IT. S. Department of Agriculture, 



Bureau of Entomology, 



Washington, D. C., October 26, 1912. 



Sir: I have the honor to transmit herewith, for publication as 



Bulletin No. 97, seven papers dealing with deciduous fruit insects 



and insecticides. These papers, which were issued separately during 



1911-12, are as follows: Spraying Experiments Against the Grape 



Leafhopper in the Lake Erie Valley, by Fred Johnson; Life History 



of the Codling Moth and Its Control on Pears in California, by S. W. 



Foster; Vineyard Spraying Experiments Against the Rose-Chafer 



in the Lake Erie Valley, by Fred Johnson; The California Peach 



Borer, by Dudley Moulton; Notes on the Peach and Plum Slug, by 



R. A. Cushman; Notes on the Peach Bud Mite, by A. L. Quaintance; 



The Grape Scale, by James F. Zimmer. 



Respectfully, L. O. Howard, 



Entomologist and Chief of Bureau. 

 Hon. James Wilson, 



Secretary of Agriculture. 



in 



