18 
BULLETIN 911, U. S. DEPARTMENT OF AGRICULTURE. 
TIME OF COCOONING OF SECOND-BROOD LARVJE. 
The dates on which larvse were leaving the grapes and spinning 
cocoons are shown in detail in Table XXV. 
Table X X V". — Time of cocooning arid number of cocoons of the second brood of the 
grape-berry moth. Sandusky, Ohio. 1917. 
Dates of collection of larvae. 
Date of cocooning. 
August— 
September— 
30 
30 
30 2 
3 
3 
6 
Sept. 7 ! 
1 
1 
1 
8 
1"" 
9 
1 
1 
1 
1 
10 
11 
1 

12 
13 
2 
1 
1 
1 
2 
j 
1 
2 
1 
2 
1 | 2 
2 1 
1 1 
2 2 
2 1 
1 l 
3 ! 1 
14 
1 
2 
15 
16 
1 
1 
1 
17 
IS 
2 
19 
1 
1 
2 
5 

5 
5 
5 
8 
5 
7 
5 
1 
8 
3 
2 
6 
1 
20 
9 2 
7 
1 
2 
3 
10 
3 
; 
ii 
3 
1 
2 
2 
4 
5 
2 
21 
22 
23 
5 | 3 
9 ! 3 
5 2 
10 : 8 
8 6 
5 1 
6 6 
5 7 
3 4 
5 12 
2 2 
4 3 
1 

3 
8 
8 
2 
8 
4 
6 
2 
1 
R 
1 
1 
24 
25 
26 
2 
4 
1 
3 
9 
2 
2 
4 
2 
4 
1 
10 
7 
4 
3 
27 
28 
5 
10 
29 
30 
Oct. 1 

7 
6 
4 
4 
3 
7 | 10 
8 
4 
5 6 
6 3 
4 
6 
5 
6 
7 
4 
2 
1 
2 3 2 
1 
2 
2 
7 
9 
1 
2 
9 
1 
10 
2 
2 
1 
5 
2 
1 
11 
12 
2 

2 
4 
J 
13 
1 
9 
5 
3 
15 
16 
4 
7 
6 
3 
5 
3 
3 
5 
10 
10 
1 
6 
3 
2 
4 
5 
3 
1 
3 
IS 
3 i 2 8 
6 5 13 
4 
19 
20 
4 
14 
21 

1 
1 
22 
23 
24 1 
25 j 
26 
27 
2S 
1 
29 ; 
30 
4 
2 
31 
10 

Oct. 22 
Nov. 10 
Nov. 10 
NOV. 21 Xn-c. in 
Nov. 10 
Nov. 10 
