FARM IMPLEMENTS AND BUILDINGS. 



65 



In building and arranging a basement for barn Light and Air 

 [see III. J2) intended for live stock, it is essential to 

 pro\-ide for light and pure air. See III. 2g. Accord- 

 ing to scientific experiments, light is a prevention of 



31. HAY CARRIER AND SLIXG?. 



many infectious diseases. It destroys bad germs, 

 such as those of consumption and diphtheria. It is 

 therefore important that we should arrange to get 



