aN: TA eM AS AY ashe Oe a N Rivh 4 
Ay ) ¥e ae ry . Pat . y : 
i) Sr ns Reis a NN } A 
nt ai oa ae CR i tues : ha: tar ‘: ie 
U.S. DEPARTMENT OF AGRICULTURE, 
EP OCHOW ARD: Entuncloget and Chich of Bureau, 
BY 
i 
a W. DWIGHT PIERCE, 
: Special Field Agent. 
4 , 
me Issuep JANUARY, 21, 1908. 
‘ . 
i} K 
ih pea 
q 
as WASHINGTON: 
GOVERNMENT PRINTING “OFFICE, 
1908: 
BUREAU OF ENTOMOLOGY—BULLETIN No. 73. 
STUDIES OF PARASITES OF THE 
COTTON BOLL WEEVIL. 
