THE CADELLE 31 
Table 7. — Short developmental period of the cadelle, etc. — Continued 
Xo. 
Date of 
forma- 
tion of 
prepupa 
Length 
of 
fifth 
larval 
stage 
Date of 
Length 
of 
pupation prepupal 
stage 
Date 
adult 
emerged 
Length Length 
of of period 
pupal from egg 
to adult 
Average 
mean 
tempera- 
ture of 
period 
from egg 
to adult 
Food of larva? 
1922 
Aug. 10 
Julv 18 
July 17 
...do..... 
Julv 29 
July 28 
July 29 
...do 
...do.— . 
...do.—. 
...do 
...do 
Days 
23 
Aug. 1 
Julv 29 
...do 
.__do„. . 
Sept. 9 
Aug. 29 
Sept. 3 
Sept. 2 
Sept. 4 
...do 
June 7 
June 13 
June 7 
...do 
...do 
June 19 
1922 
Aug. 26 
July 28 
Julv 26 
July 29 
Aug. 7 
Aug. 5 
Aug. 9 
Aug. 7 
...do.... 
...do.... 
...do.... 
...do.... 
Aug. 10 
Aug. 7 
...do 
...do-.._. 
Sept. 27 
Sept. 10 
Sept. 17 
Sept. 18 
Sept, 21 
Sept. 20 
June 19 
, June 29 
[ June 21 
—do 
June 19 
June 29 
Days 
16 
10 
9 
12 
1922 
Sept. 8 
Aug. 8 
Aug. 7 
Aug. 11 
Aug. 20 
Aug. 19 
Aug. 22 
Aug. 19 
...do 
Aug 20 
Aug. 19 
...do.... 
Aug. 23 
Aug. 20 
Aug. 19 
...do..-. 
Oct. 14 
Sept. 24 
Oct. 1 
Oct. 3 
Oct. 7 
Oct. 6 
June 27 
Julv 11 
Julv 1 
June 28 
June 27 
July 11 
Days 
Lays 
C F 
13 
126 
79 
11 
93 
80 
12 
92 
80 
13 
96 
80 
13 
76 
81 
14 
to 
81 
13 
78 
81 
12 
(0 
81 
12 
iZ 
81 
13 
75 
81 
12 
74 
81 
12 
74 
81 
13 
78 
81 
13 
70 
81 
12 
69 
81 
12 
67 
81 
17 
103 
78 
14 
83 
79 
14 
90 
78 
15 
92 
78 
16 
96 
78 
16 
94 
78 
8 
122 
74 
12 
134 
75 
10 
124 
74 
7 
118 
74 
8 
117 
74 
12 
131 
/O 
Barlev flour. 
Wheat. 
Do. 
Do. 
Corn. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Graham flour. 
Do. 
Do. 
Do. 
Do. 
Do. 
Table 8. — Long develop merit a J period of the cadelle, egg to adult, with insect 
overwintering as larva 
Length 
Length 
Length 
Length 
Xo. 
Date egg Date egg 
laid hatched 
period larval 
Date of 
second 
of Date of 
second; third 
of 
third 
Date of 
fourth 
of 
fourth 
molt 
larval molt 
larval 
molt 
larval 
; stage 
stage 
stage 
stage 
1922 1922 
Days 
1922 Days 
1922 
Days ; 1922 
Days 
1922 
Days 
1 
May 5 May 15 
10 
June 1 17 
June 13 
12 July 6 
23 
July 24 
18 
2 
May 6 
...do 
9 
June 12 1 28 
June 29 
17 July 15 
16 
Aug. 3 
19 
3 
May 7 
May 16 
9 j May 31 | 15 
June 10 
10 June 25 
15 
July 13 
18 
4 
June 6 
June 13 
7 ; June 27 j 14 
July 8 
11 Julv 19 
11 
Aug. 7 
19 
...do _..do 
7 | June 25 j 12 
July 5 
10 Julv 16 
11 
Sept. 23 
69 
6 
June 19 June 26 
7 ! Julv 9 
13 
July 20 
11 Aug. 1 
12 
Aug. 17 
16 
July 3 
July 10 
7 j July 23 
13 
Aug. 2 
10 Aug. 22 
i 
20 
Sept. 18 
1923 
27 
8 
_..do..._ 
___do-__- 
7 :...do 1 
Aug. 3 
11 ' Sept. 2 
30 
May 10 
250 
I 
1922 
9 
-.do.... 
-..do.... 
7 ! Julv 20 
10 
July 28 
8 Aug. 7 
10 
Aug. 25 
18 
10... 
...do 
...do 
' 
July 19 
9 
July 27 
8 
Aug. 8 
1923 
12 
Sept. 23 
46 
11-.. 
...do 
...do— . 
7 ; 
11 
Aug. 2 
12 
Mar. 19 
1922 
229 
12_-_ 
Aug. 3 
Aug. 11 
8 
Aug. 23 
12 
Sept. 4 
12 Sept. 20 
16 
13... 
...do..-. 
...do 
8 
Aug. 26 
15 
Sept. 6 
11 -.do 
14 
14. 
Aug. 7 
Aug. 14 
7 
Aue. 24 
10 
11 Sept. 19 
15 
1923 
15.. _ 
Aug. 18 
Aug. 25 
7 Sept. 7 
13 
Sept. 21 
14 i Oct. 14 
23 
Mar. 11 
14S 
16... 
...do.... 
._.do.__. 
7 ...do 
13 
Sept. 20 
13 Oct. 19 
29 
Mar. 12 
144 
17... 
___do____ 
..-do 
7 Sept. 6 
12 
Sept. 22 
16 Oct. 10 
18 
Mar. 14 
155 
18. __ 
__.do.___ 
...do.— 
7 Sept. 4 
10 
Sept. 18 
14 Oct. 18 
30 
Apr. 6 
170 
iy.__ 
...do.._. 
___do____ 
7 __.do_— 
10 
Sept. 19 
15 Oct. 28 
39 
Mar. 10 
133 
20... 
... do 
.__do____ 
7 Sept. 5 
11 
Sept. 20 
15 Oct. 18 
28 
Apr. 16 
180 
