May i 7 ,1924 Hydrocyanic-Acid Gas in Protection of Chick-Peas 
653 
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 
Number of seeds infested 
Number of— 
Total larvae, pupae, and 
adults 
Eggs unaccounted for j 
Eggs 
Emergence holes 
LarvsB 
S 
s 
3 
3 
X3 
< 
One-eighth 
1 
One-fourth 
One-half 
Full-grown 
) . 
1 
50 
30 
91 
1 
12 
11 
7 
6 
6 
4 
46 
44 
2 
50 
22 
42 
2 
10 
2 
8 
1 
3 
3 
27 
13 
3 
50 
19 
22 
3 
3 
0 
6 
4 
1 
0 
14 
5 
4 
50 
11 
13 
0 
3 
2 
0 
2 
0 
0 
7 
6 
5 
50 
28 
56 
0 
1 
0 
3 
0 
0 
0 
4 
52 
6 
50 
38 
134 
0 
13 
9 
1 
4 
1 
0 
28 
106 
300 
148 ! 
358 
6 
42 
24 
25 
17 
11 
7 
126 
226 
7 . 
1 
50 
46 
230 
32 
7 
4 
2 
13 
12 
IT 
56~ 
142 
2 
50 
34 
71 
9 
5 
3 
3 
6 
8 
5 
30 
32 
3 
50 
16 
19 
0 
1 
1 
1 
4 
3 
0 
10 
9 
4 
50 
24 
37 
0 
12 
4 
1 
5 
2 
1 
25 
12 
6 
50 
31 
49 
0 
27 
1 
2 
6 
2 
1 
39 
10 
6 
50 
29 
55 
1 
18 
0 
1 
6 
0 
0 
25 
29 
300 
180 
461 
42 
70 
13 
10 
40 
27 
25 
185 
234 
3. 
1 
50 
41 
173 
12 
10 
8 
17 
33 
24 
9 
101 
60 
2 
50 
22 
31 
3 
3 
2 
3 
5 
6 
3 
22 
6 
3 
50 
8 
10 
0 
3 
2 
0 
2 
1 
0 
8 
2 
4 
50 
2 
2 
0 
1 
0 
0 
1 
0 
0 
2 
0 
5 
50 
2 
2 
0 
0 
0 
0 
0 
1 
0 
1 
1 
6 
50 
3 
3 
0 
2 
0 
0 
0 
1 
0 
3 
0 
300 
78 
221 
15 
19 
12 
20 
41 
33 
12 
137 
69 
9. 
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 
0 
0 
0 
0 
0 
0 
0 
1 
4 
50 
7 
7 
1 
0 
0 
0 
0 
0 
0 
0 
6 
5 
50 
16 
32 
0 
8 
9 
6 
3 
1 
0 
27 
5 
6 
50 
44 
108 
0 
22 
16 
11 
18 
15 
5 
87 
21 
300 
68 
148 
1 
30 
25 
17 
21 
16 
5 
114 
33 
10. 
1 
50 
44 
180 
3 
19 
4 
7 
17 
T 
4 
58~ 
119 
2 
50 
33 
83 
0 
19 
4 
13 
4 
6 
2 
47 
36 
3 
50 
16 
24 
1 
5 
3 
1 
2 
0 
2 
13 
10 
4 
50 
17 
19 
0 
4 
0 
1 
0 
2 
1 
8 
11 
5 
50 
25 
37 
0 
5 
10 
1 
3 
2 
2 
23 
14 
6 
50 
35 
63 
0 
14 
4 
6 
2 
7 
0 
33 
30 
300 
170 
406 
4 
66 
25 
29 
28 
23 
11 
182 
220 
11 _ ... 
1 
50 
35 
77 
0 
30 
0 
7 
4 
1 
o 
42 
35 
2 
50 
13 
26 
0 
7 
0 
0 
3 
3 
0 
13 
13 
3 
50 
18 
27 
0 
13 
0 
3 
0 
3 
0 
19 
8 
4 
50 
37 
65 
0 
14 
2 
10 
4 
3 
0 
33 
32 
5 
50 
38 
75 
1 
29 
0 
14 
6 
4 
1 
54 
20 
6 
50 
36 
64 
2 
32 
3 
5 
3 
3 
4 
50 
12 
300 
177 
334 
3 
125 
5 
39 
20 
17 
5 
211 
120 
12 _ _ _ _ 
1 
50 
41 
114 
21 
5 
2 
1 
7 
17 
16 
48 
45 
2 
50 
25 
35 
5 
5 
1 
0 
1 
2 
6 
15 
15 
3 
50 
7 
7 
1 
0 
0 
0 
3 
1 
3 
7 
4 
50 
19 
30 
1 
1 
2 
2 
5 
3 
1 
14 
15 
5 
50 
19 
24 
0 
8 
3 
1 
0 
7 
2 
21 
3 
6 
50 
12 
14 
0 
1 
3 
2 
2 
2 
0 
10 
4 
300 
123 
224 
28 
20 
11 
6 
18 
32 
28 
115 
82 
13. 
1 
50 
29 
74 
2 
11 
7 
7 
12 
10 
2 
49 
23 
2 
50 
2 
8 
5 
2 
0 
0 
1 
,0 
3 
6 
3 
50 
3 
3 
0 
i 
0 
1 
2 
‘0 
0 
4 
4 
50 
4 
4 
3 
0 
1 
0 
1 
0 
0 
2 
5 
50 
3 
9 
4 
0 
0 
2 
4 
1 
0 
7 
6 
50 
11 
17 
1 
7 
2 
1 
1 
0 
1 
12 
4 
300 
52 
115 
15 
21 
10 
11 
21 
11 
6 
80 
27 
