THE BROOD-REARING CYCLE OF THE HONEYBEE 
51 
20,000 
/s,ooo 
/o,ooo 
s.ooo 
MAR. APR. MAY J(//V£ UU/LY AUG. SEPT. OCT. 
Fig. 25. — Curves showing variation in sealed brood found weekly in the various hive bodies dur- 
ing the season of 1922 in colony No. 4. The heavy unbroken line represents the total of all hive 
bodies; the dotted line the first, the narrow unbroken line the second, and the narrow broken 
line the third hive body 
