Bui. 65, Bureau of Entomology, U. S. Dept. of Agriculture 



Plate 1. 



Fig. 1 .—Slat-shade Field, Showing Iron Cowpeas Grown Between Tobacco 

 Crops. (Original.' 



Fig. 2.— Leaf of Tobacco, Showing White Veins" Caused by the Tobacco 

 Thrips iEuthrips nicotian/eI. (Original.) 



