BULLETIN 911, U. S. DEPARTMENT OE AGRICULTURE. 
Table III. — Time of emergence of moths of the first brood of the grape-berry moth at 
Sandusky, Ohio, in 1916. 
e/o 
/so 
/sv 
i 
)f./£0 
SO 
60 
30 
Date of emergence. 
Number 
of moths. 
Date of emergence. 
Number 
of moths. 
July 11 
1 
2 
1 
1 
2 
2 
1 
1 
1 
3 
11 
10 
7 
13 
10 
43 
116 
168 
164 
119 
111 
78 
118 
194 
109 
190 
112 
Aug. 7 
8 
78 
12 
70 
13 
9 
25 
14 
10 
37 
15. 
11 
42 
16 
12. 
20 
17 
13 
25 
18 
14 
15 
28 
19 . . . . 
37 
20 
16 
18 
21 
17 . 
111 
22 
18 
67 
23 
19 
56 
24 
20 
22 
25 
21 
18 
26 
22 
24 
27 
23 
35 
28 
24 
13 
29 
25 
7 
30 
26 
5 
27 
6 
Aug. 1 - 
28 
4 
2 
29 
1 
i .:. . . : ; 
30 
2 
4 . . 
31 
1 
6 ---- 
Total 
2,340 
- 
(l 
n 
1 
1 
1 
\A 
A 
*— ~-^ 
J 
V 
m 1 
1 
• 
<SO 
&o 
/O 
,20 
ac/gcast 
<SO 
/o 
Fig. 1. — Diagram showing time of emergence of first-brood moths of the grape-berry moth (Polychrosis 
viteana) at Sandusky, Ohio, 1916. 
