-4s4~ 
J 
s' 
r 
Area 
Kansas: 
South-central and eastern 
Missouri:^ 
northern end Southeastern- 
Southwestern- — 
Nebraska, southeastern 
Illinois — ... 
Eastern 
Southern 
Fields 
sampled 
Stems infested 
Avere,go : Maximum 
Minimum 
Ntunhei ? 1 ;..' 
99 
19 
12 
Percent 
7.0 
0.3 
i4.o 
9.0 
g.O 
2.0 
Percent 
44 
2 
30 
Percent 
Michigan, southern 
42 
1.0 
4 
0 
Indiana: 
Northern — 
Southern— 
Ohio 
Northern — 
Southern — 
l4l : 1.0 
1S6 : 5.0 
10 
32 
0 
0 
5.0 
3.0 
Kentucky: 
Western 
East-central- 
15 : 10.0 
23 : 9.0 
34 
50 
Tennessee: 
West-centra.1— 
Eastern 
6.0 : 36 
5.0 : 32 
Pennsylvania: 
Western 
North-central- 
South-central- 
Ea.stern- 
15 
20 
35 
25 
18.0 
5.0 
5.0 
16.0 
Delaware- 
10 
5.0 
Maryland: 
Western- 
Eastern-— 
25 : 6.0 
15 : 4.0 
Virginia: 
Northwestern- 
Northeastern 
Southern 
North Carolina, no r th— c en t r al 
H 
Mostly from surveys by State 
20 
40 
15 
4o 
9.0 
2.0 
2.0 
2.0 
entomologists. 
46 
26 
26 
80 
16 
44 
26 
6 
16 
0 
0 
0 
0 
0 
0 
0 
0 
0 
0 
0 
0 
0 
0 
0 
