FARMERS’ 
BULLETIN * me 
WasuinteTon, D. C. 
649 
Contribution from the Bureau of Entomology, L. O. Howard, Chief. 
ALFALFA ATTACKED BY THE CLOVER-ROOT 
_CURCULIO. 
By F. M. WEBSTER, 
In Charge of Cereal and Forage Insect Investigations. 
FEBRUARY 27, 1915. 
INTRODUCTION. 
The clover-root curculio! is of foreign origin and was not known 
to occur in America prior to 1876, when the late Dr. John LeConte 
found the beetles about the roots of grass growing on sand dunes at 
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Fic. 1.—Present known distribution in the United States of the clover-root curculio. 
Long Branch, N. J. 
( Original.) 
Just when and by what means it was first 
‘brought into this country will of course never be known. 
It has, 
however, become widely diffused over the United States, as indicated 
1 Sitones hispidulus Fab. 
Notr.—In this bulletin attention is directed to the serious injury to clover and alfalfa caused by the 
clover-root curculio, and a description of the insect, its feeding habits, and remedial and preventive 
measures are given. 
73396°—Bull. 649—15 
