654 
Journal of Agricultural Research 
Vol. XXVIII, No. 7 
Table I .—Data on the penetration of hydrocyanic-acid gas into 240-pound sacks 
of chick-peas infested by Bruchus quadrimaculatus and arranged as shown in 
figure 1> a . All bruchids reached and killed by the fumigant —Continued 
Sack No. 
Sample No. 
Number of seeds examined 
i 
1 
1 
Number of seeds infested | 
Number of— 
Total larvse, pupse, and 
adults 
Eggs unaccounted for 
; 
Eggs 
i 
Emergence holes 
Larvse 
£8 
o* 
3 
Adults 
One-eighth 
One-fourth 
One-half 
Full-grown 
14.. 
1 
50 
27 
67 
12 
15 
13 
0 
0 
0 
14 
42 
13 
2 
50 
12 
14 
0 
2 
0 
0 
0 
0 
0 
2 
12 
3 
50 
17 
18 
2 
5 
1 
0 
2 
0 
1 
9 
7 
4 
50 
17 
24 
1 
3 
1 
2 
4 
2 
1 
13 
10 
5 
50 
33 
54 
5 
2 
12 
6 
1 
7 
1 
29 
20 
6 
50 
31 
48 
2 
2 
11 
9 
4 
3 
1 
30 
16 
300 
137 
225 
22 
29 
38 
17 
11 
12 
. 
18 
125 
78 
15. 
1 
50 
0 
0 
0 
0 
0 
0 
0 
0 
0 
0 
0 
2 
50 
0 
0 
0 
0 
0 
0 
0 
0 
0 
0 
0 
3 
50 
1 
1 
0 
1 
0 
0 
0 
0 
0 
1 
0 
4 
50 
2 
2 
0 
1 
0 
0 
0 
0 
0 
1 
1 
5 
50 
3 
3 
0 
0 
0 
0 
2 
0 
0 
2 
1 
6 
50 
11 
12 
0 
3 
1 
1 
2 
1 
0 
8 
4 
300 
17 
18 
0 
5 
1 
1 
4 
1 
0 
12 
6 
16. 
1 
50 
50 
321 
8 
22 
14 
13 
34 
31 
32 
146 
167 
2 
50 
28 
59 
3 
2 
0 
3 
4 
12 
3 
24 
32 
3 
50 
19 
19 
0 
4 
0 
0 
0 
1 
1 
6 
13 
4 
50 
41 
80 
6 
9 
1 
16 
9 
9 
7 
51 
23 
5 
50 
39 
58 
0 
21 
4 
7 
4 
1 
1 
38 
20 
6 
50 
48 
138 
0 
57 
18 
18 
5 
2 
1 
101 
37 
300 
225 
675 
17 
115 
37 
57 
56 
56 
45 
366 
292 
17_. 
1 
50 
40 
103 
8 
5 
9 
7 
8 
11 
12 
52 
43 
2 
50 
40 
80 
2 
22 
0 
0 
4 
1 
0 
27 
51 
3 
50 
34 
53 
1 
5 
0 
0 
0 
1 
0 
6 
46 
4 
50 
30 
44 
1 
15 
0 
2 
1 
0 
1 
19 
24 
5 
50 
34 
47 
4 
17 
8 
1 
1 
0 
1 
28 
15 
6 
50 
41 
91 
0 
13 
4 
1 
6 
6 
0 
30 
61 
300 
219 
418 
16 
77 
21 
11 
20 
19 
14 
162 
240 
18.. 
1 
50 
14 
18 
(T 
r 
1 
5 
0 
0 
o' 
10 
8 
2 
50 
19 
23 
1 
i 
1 
2 
1 
0 
0 
5 
17 
3 
50 
9 
10 
0 
0 
1 
1 
2 
4 
0 
8 
2 
4 
50 
11 
11 
0 
2 
2 
5 
1 
1 
0 
11 
0 
5 
50 
7 
8 
0 
1 
2 
1 
1 
2 
0 
7 
1 
6 
50 
6 
7 
0 
1 
0 
1 
2 
1 
0 
5 
2 
300 
66 
77 
1 
9 
7 
15 
7 
8 
6 
46 
30 
19. 
1 
50 
44 
177 
18 
24 
22 
12 
39 
37 
21 
155 
4 
2 
50 
19 
33 
5 
2 
6 
1 
6 
3 
3 
21 
7 
3 
50 
15 
21 
4 
3 
1 
3 
3 
1 
2 
13 
4 
4 
50 
3 
3 
1 
0 
0 
1 
0 
1 
0 
2 
0 
5 
50 
3 
7 
5 
1 
0 
3 
0 
1 
0 
5 
6 
50 
8 
9 
1 
3 
0 
1 
3 
0 
1 
8 
6 
300 
92 
250 
34 
33 
29 
21 . 
51 
43 
27 
204 
15 
20 __... 
1 
50" 
r 
T 
1 o' 
r 
T 
■ r 
‘ o“ 
r 
(T 
' ”.T 
■ 0 
2 
50 
0 
0 
0 
0 
0 
0 
0 
0 
0 
0 
0 
3 
50 
3 
3 
0 
1 
1 
0 
l 
0 
0 
3 
0 
4 
50 
5 
5 
1 
1 
0 
0 
l 
0 
1 
3 
1 
5 
50 
13 
17 
1 
3 
3 
0 
4 
0 
1 
11 
5 
6 
50 
13 
15 
0 
4 
5 
0 
3 
1 
0 
13 
2 
300 
38 
44 
2 
10 
10 
1 
9 
2 
2 
34 
8 
21 __.. 
1 
50 
49 
226 
8 
36 
35 
18 
37 
11 
1 
138 
80 
2 
50 
45 
131 
0 
45 
29 
6 
14 
1 
0 
95 
36 
3 
50 
35 
60 
0 
38 
2 
1 
3 
0 
0 
44 
16 
4 
50 
24 
29 
0 
24 
0 
0 
0 
0 
0 
24 
5 
5 
50 
28 
35 
0 
14 
0 
0 
1 
0 
0 
15 
20 
6 
50 
13 
15 
0 
3 
0 
0 
2 
0 
0 
5 
10 
300 
194 
496 
8 
160 
66 
25 
57 
12 
1 
321 
167 
