MANUAL FOR STABLE SERGEANTS. 163 



policed. Underbrush, tall grass, etc., should be cut and burned 

 or removed to an out-of-the-way place several hundred yards from 

 the camp. The floor of the picket line and the ground for several 

 feet on either side should be raked and swept daily, and the manure, 

 straw, and other sweepings burned or^ hauled away to the camp 

 dump. Once a week the floor of the picket line should be burned 

 with crude oil and straw at the rate of 10 gallons of crude oil and 75 

 pounds of straw to each line. 



The accumulation of waste and filth from any source must not be 

 permitted, and bales of hay or straw and empty sacks and sacks of 

 grain that may have become wet should be scattered about in the 

 sun to dry. Loose straw or hay should be treated in the same way. 



487. Protection of animals against bites of flies. External 

 applications for this purpose are not satisfactory, although many 

 have been tried. Sick horses and horses in isolation may be kept 

 in screened stalls or covered with gunny sacking or other light 

 material. 



