UNITED STATES DEPARTMENT OE AGRICULTURE 
LIBRARY ' 
BUREAU OF ENTOMOLOGY AND PLANT qUARANT INSTATE PLANT BOARD 
INSECT PEST SURVEY BULLETIN 
Vol. 21 ’ ' ' 1941 Index 
| REMEMBER PEARL HARBOR 
Bradley, W. G. : "The field status of parasites of No . Page 
the European corn borer at the close of the 
1940 season." With C. . A. .Clark : 9(Sup.) 787-794 
Cartwright, W. B.: "Hessian fly survey at harvest- 
time" 6 (Sup.) 485-487 
Charles, Vera K. : "A preliminary check list of ento- 
mogenous fungi of North America" 9(Sup.) 707-785 
Clark, C. A.: "Liberations of European corn borer 
parasites in the United States in 1941" 8(Sup.) 621-624 
Clark, C. A.: "The field status of parasites of the 
European corn borer at the close of the 1940 
season." With W. G. Bradley- 9 (Sup.) 787-794 
"Entomogenous fungi of North America, a preliminary 
check List," by Vera K. Charles 9(Suo.) 707-785 
Entomophthoraceae of North America, with insect hosts 9 (Sup.) 724-731 
"European corn borer, parasites, field status at close 
of 1940 season," article by W. G. Bradley and 
C. A. Clark 9(Sup.) 787-794 
"European corn borer parasites, liberations in the 
United States in 1941," article by 0. A. Clark S(Sup.) 621-624 
, "European corn borer, status in 1941," article by 
A. M. Vance 9 (Sup.) 669-682 
"Fungi, entomogenous of North America, a preliminary 
check list," by Vera K. Charles- 9 (Sup.) 707-785 
Gnor imoschema. operculella Zell. , records on distri- 
bution in the United States Q (Sup.) 683-705 
817 - 
