70 POULTRY FOR PROFIT 
y birds, wallowing in the box of dust, smother 
the lice, by shaking the dust into the pores of 
the bird’s body. A rather recent method of 
combating lice on birds is now fast gaining 
favor. This is the Sodium Floride treatment. 
This is best used only on a mild day, however, 
as the birds are quite wet after their treat¬ 
ment under this method. The treatment is 
usually given as follows: Take an ordinary 
wash tub, and fill nearly full with not too cold 
water. For every gallon of water in the tub, 
add one ounce of sodium floride, obtainable at 
any drug store. Dip the hen in this solution, 
tail first, being sure to have a firm grasp on 
her so she will not splash the water over. Dip 
her in this manner about three times, so that 
the solution comes up in under the feathers. 
This method has been found to be very effec¬ 
tive. In extreme cases, where the lice are very 
bad, another similar treatment can be given 
each bird about a month later. Other good 
materials to apply to the bird’s body, besides 
those already mentioned, are sweet oil, vaseline, 
and lard. 
Now we come to another pest that is a little 
harder to get rid of than the body lice. The 
