MANAGEMENT ‘dll 
It materially lessens the labor in caring for 
the hens, because with any system of yards 
the yards themselves require more or less 
attention. The ground, of course, requires 
special care, such as liming or cultivation, or 
both. The no-yard system also does away 
with the cost of a fence, together with its 
maintenance. 
Treatment for Lice. At the time the 
pullets are transferred from the range to 
their winter quarters they should each have 
an application of mercuric ointment to con- 
trol lice. The formula which is recommended 
is one part of mercuric ointment (or, as it is 
frequently known, blue butter) mixed with 
four parts of lard compound or any similar 
cheap grease. A piece of this mixture the 
size of a kernel of corn is rubbed well over 
the skin around the vent. No further appli- 
cations will be needed until the following 
spring. The second application should be 
put on in the latter part of April, the third 
early in June, and the fourth and last early 
in July. If the birds are treated in this 
manner when they are housed and the house 
itself has been thoroughly cleaned and 
