Prepared by the Division of Insects 
Affecting Man and Animals. 
If you have any questions, consult 
your countyagent, extension entomol- 
ogist, or specialistin your State agri- 
cultural college or experiment station, 
or write to the Bureau of Entomology 
and Plant Quarantine, United States 
Department of Agriculture, Washington 
25, 2D. C. 
