-H32- 
The greatest abundance of the pest, either in the- Lake cr Eastern 
States, continued to he in sout h" ..• . Long Island, II. Y. 
Some of the highest borer populations in 193^ occurred in N laven and 
Hartford Counties, Conn., vrhere in lU (or 35 percent) cf the Uo fields 
surv ' , ' . ■ .-•■ •• number of "borers per 100 plants exceeded 500, and in 
7 (or 17 .5 percent) of the fields there were over 1,000 "borers per 100 
plants. In the I r class the field populations ranged from 1,041 to 
1,880 "borers per ICO plants. Only a light infestation appeared in Rockingham- 
Strafford Counties in the southeastern corner of Nov/ Hampshire, and in the 
lit counties surveyed in Maine. 
In 1936 the cr [iddlesex, IT. J., and Sussex, Del., were 
surveyed for the first time. Aj • /rage of 6.7 borers per 100 plants was 
determined for the former county, ?ith half of t irveyed fields s wing 
infestation, and an .1 • of 1.1 "borers per 100 plants "-'as found in the 
latter county, with the distribution confined to 3 °f the JO fields surveyed, 
which had populations 01 JO, 3. and 1, borers p .-r 100 plants, respectively. 
Table 1 — Abundance of the European corn bore: 1 in the fall of 193^ as 
compared with 193^ rv ^ -935 
t y o r county gr 
Lake States 
; higan 
Lenawee— • ----- -- 
Macomb 
Monroe 
St. Clair 
Wa sh 1 naw 
Wayne 
Genesee-Huron-Sanilac-Tuscola 
Hillsdale-Ingham- Jackson 
Lapeer-Livin -Oakland 
Allegan-Kent-Ottawa 
Barry-Eat on- Ionia 
Branch-Calhoun-Kalamazoo-St . Joseph, 
Berrien-C- 
Clint on-Gratiot-Sa . 
Re • I avorage(based on 
first 9 counties and 
county groups'' 
-' r s per IOC 
.. 193 ( 
1 ( : 
. 
r 
M : 
53- 
U5.9 
H3.2 
U2.9 
5.0 
57-3 
69 . u 
■5 
Ur.U 
7-2 
98. 
1U2.7 
5 P - 
.1 
26. 
23.5 
29.9 
- 
0.2 
- 
13.* 
- 
1.0 
- 

— 
•'.5 
^5-7 
57.8 
