DIGESTIBLE NUTRIENTS 



221 



also has a steam or gasoline engine in the form of a tractor to not 

 only run the thrasher, but to pull it from farm to farm. He does 

 the thrashing for many in his neighborhood, charging a fixed price 

 per bushel for the work. 



Digestible Nutrients and Fertilizing Values of Grain Crops. 

 The table below shows the digestible feeds and also the fertilizer 

 ingredients in corn, cereal grains, their by-products, and the 

 several forms of roughage obtained from these crops (see also 

 Fig. 160). 



