8o On Rational Bee-Keeping, 
above the other two. This will answer the pur- 
pose of a super, and the contents may be dis- 
posed of at the end of the season. 
In placing supers on our hive, always leave 
on the crown-board, which should be provided 
with two slits cut to correspond with the spaces 
between the bars of the hive. 
When robber bees attack a hive and meet 
with resistance from its occupants, all the hives 
in the apiary are at times in commotion ; even 
the strongest are obliged to put themselves on 
the defensive. Sometimes also, the whole front 
of the hive will be covered with bees who come 
out to protect the entrance. When this takes 
place, do not hesitate to diminish the entrance 
of weak hives, which require all their strength 
for work both inside the hive and out. This is 
the only means of bringing about a successful 
defence. 
When an artificial swarm has been made, 
akvays diminish the entrance of the hive which 
has been re^noved^ and provide the bees with 
water placed in a super over the hive. If the 
former precaution be omitted, the bees, who are 
occupied exclusively with work inside the hive, 
might be attacked without having any means 
