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 



i Supersedure. 



Table 10. — Record of sealed brood in colony No. 10 during the season of 1921, by 



weeks 



Date 



Sealed cells 



Date 



Sealed cells 



Date 



Sealed cells 



Date 



Sealed cells 



Mar. 23 

 31 



Apr. 6 

 13 

 21 

 27 



8,196 

 10, 218 

 10, 985 

 12, 392 

 12, 886 

 12, 103 

 11, 434 

 12,242 



May 18 

 25 



June 2 



8 



15 



22 



29 



July 6 



12, 352 

 12, 119 

 11, 276 

 10,717 

 11, 294 

 11,758 

 11, 745 

 11, 376 



Tuly 13 

 20 

 27 



Aug. 3 

 10 

 17 

 24 

 31 



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 



May 4 

 13 



2,188 

 6,102 



907 

 695 



1 Natural requeem'ng. 



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 



7,281 



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 



Supersedure. 



2 Natural requeening. 



