40 BULLETIN 1349, U. S. DEPARTMENT OF AGRICULTURE 
Table 9. — Record of sealed brood in colony No. 9 during the season of 1921, by weeks 
Date 
Sealed cells 
Date 
Sealed cells 
Date 
Sealed cells 
Date 
Sealed cells 
Mar. 17 
6,397 
May 9 
11,245 
July 5 
11,375 
Aug. 29 
1 8, 274 
21 
8,337 
16 
11, 421 
11 
10, 789 
Sept. 6 
5,851 
28 
8,686 
23 
11,670 
18 
10, 331 
12 
7,842 
Apr. 4 
8,443 
31 
11,638 
25 
10, 199 
19 
9,004 
11 
10, 297 
June 6 
11, 408 
Aug. 1 
10, 549 
26 
8,703 
18 
10. 951 
13 
10, 620 
8 
10, 015 
Oct. 3 
5,831 
25 
11, 536 
20 
10, 744 
15 
9,854 
10 
2,350 
May 2 
12, 223 
27 
11, 521 
22 
9,961 
17 
197 
1 Supersedure. 
Table 10. — Record of sealed brood in colony No. 10 during the season of 1921, by 
weeks 
Date 
Sealed cells 
Mar. 23 
8,196 
31 
10, 218 
Apr. 6 
10, 985 
13 
12, 392 
21 
12, 886 
27 
12, 103 
May 4 
11, 434 
13 
12, 242 
Date 
May 18 
25 
June 2 
July 
Sealed cells 
12, 352 
12,119 
11, 276 
10, 717 
11, 294 
11,758 
11, 745 
11, 376 
Date 
Tuly 13 
20 
Aug. 
Sealed cells 
Date 
Sealed cells 
10, 878 
9,645 
8,661 
4,191 
0) 
Sept. 7 
14 
21 
28 
Oct. 5 
12 
19 
25 
6,936 
6,603 
8,241 
8,675 
5,677 
3,165 
907 
695 
2,188 
6,102 
1 Natural requeening. 
Table 11. — Record of sealed brood in colony No. 11 during the season of 1921, by 
weeks 
Date 
Sealed cells 
Date 
Sealed cells 
Date 
Sealed cells 
Date 
Sealed cells 
Mar. 17 
6,475 
May 14 
15, 580 
July 7 
12, 928 
Sept. 1 
7,2S1 
25 
12, 283 
19 
15,414 
14 
11,840 
8 
4,388 
31 
13, 788 
26 
16, 227 
21 
10, 847 
15 
5,294 
Apr. 7 
16, 134 
June 2 
14, 678 
28 
10, 914 
22 
7,699 
14 
15, 712 
9 
10, 855 
Aug. 4 
10, 658 
29 
7,804 
21 
12, 837 
16 
14,916 
11 
9,406 
Oct. 6 
4,661 
28 
12, 388 
23 
15, 205 
18 
. 9, 687 
13 
1,231 
May 5 
14, 585 
30 
15, 054 
25 
9,731 
Table 12. — Record of sealed brood in colony No. 12 during the season of 1921, by 
weeks 
Date 
Sealed cells 
Date 
Sealed cells 
Date 
Sealed cells 
Date 
Sealed cells 
Mar. 18 
22 
29 
5,904 
7,417 
9,328 
11,017 
12,913 
13, 229 
12, 855 
12, 682 
10, 718 
May 17 
24 
June 1 
7 
14 
21 
28 
July 5 
12 
9,930 
11,651 
12, 095 
11,156 
10, 276 
10, 335 
10, 500 
13, 520 
9,897 
July 19 
26 
Aug. 2 
9 
16 
23 
30 
Sept. 6 
13 
9,213 
8,289 
4,675 
2,768 
2,042 
1,202 
1372 
5,295 
10, 871 
Sept. 20 
27 
Oct. 4 
11 
18 
26 
Nov. 1 
5,557 
( 2 ) 
Apr. 5 
12 
19 
26 
May 5 
10 
316 
657 
497 
162 
i£ 
upersedure 
2 N 
atural requeenii 
ig. 
