116 POULTRY 
is always, of course, the likelihood that mice 
will get into the oats while in storage in the 
barn; but this loss will be more than offset 
by the fact that straw that has not been run 
through a threshing machine will last longer 
on the floor of the henhouse and give better 
service. 
Value of Artificial Light. The use of 
artificial light in commercial poultry plants 
is coming into more and more general favor 
each year.. The author, without any reser- 
vation, heartily indorses the practice, pro- 
vided, of course, that the lights are used with 
discretion. 
Electricity Best. The source of light 
that gives the best service and causes the 
least difficulty is electricity, although kero- 
sene lanterns are used quite successfully in 
poultry plants that do not have electric 
current available. Many poultrymen who 
have no access to electric current have in- 
stalled electric-lighting plants of their own 
and consider that the added profit from the 
hens secured by the use of artificial light has 
warranted them in the expenditure. Usually 
all of the cost of such installation is not 
