-504- 
CEREAL AlTD FOR AGE-CROP lUSECTS 
HESSIAll FLY ( Phytophaga destructor Say) 
General# The Hessian fly situation is being published as a supplcnent to 
the Insect Post Survey Bulletin, ITo, 6, August I 5 , 194l. 
I'HLEAT JOII'TTVJORliS ( Harnolita spp.) 
Ohio# T, K, Parks (Augu.st 26) J At the conclusion of the v/heat insect survey 
the jointuorin (_H, tritici Fitch) infestation varied fron 1 to 22 percent 
in the 27 counties visited# Average porcentaF^o of straws infested was 
S#1 percent, as compared v/ith 8,7 percent in 1940# iTo serious loss 
occurred in any field, Wheat stems infested v:ith H, vaginicpla Boane 
v/oro received frora iiorrow County, north-centra,! Ohio, v/ith statement 
that a field of v/hea'o suffered a^lmost total loss* 
STEM SAWFLY ( Cephus cinctus Hort.) 
Montana# Bi. B. Mills (Au.gust 25)1 Considerably more aioundajit on whoa,t in 
the northern tier of counties and in the triangle area north of Great 
Fa,lls, Ca.sca,do County, than, it has been for severa,l years# 
VHIEAT HEAB ARI-'iYWORIi ( iToloucania albilinea Hbn.) 
Michigan, E, I, Mcl’aniel (August 15)1 Reported as very numerous in several 
planes in G^and traverse County# 
CORII 
EUROPEAIT CORII BORER ( Pyrausta nubilalis Hbn.) 
Massachusetts, A. I, Bourne (August 2S): The first brood of the European 
corn borer v/as very light throughout most of the Sta.to, Thus far, the 
second brood does not seem to be up to normal# 
A, M, Vance (Au.gust)i At a lov/ level in earl'* sweet corn in Middle- 
sex Coun.ty in 194l, \;hore an a,vorago of only 0,2 boror joer 3 ?lant 
occurred in 25 fields oxaminod# 
Rhode Island, 3. Eddy (August 28): Relatively light this year# 
Connecticut, A, M. Vance (August): Much loss abundant in early sweet corn 
near Hew Haven in 194l, where the average number of borers per plant in 
25 surveyed fields v;a,s 1#1 as compared with 5 1940# 
IT, Turner (August 22): Much loss abundant than usual in southern 
Connecticut, Very little iafesta-tion in some fields of late sv/cct corn# 
Eggs of the second genera,tion appear in smaAl number^# 
