CHAPTER IX 

 GRAINS AND SEEDS 



Introduction 



It has been stated that feedingstuffs may be divided into 

 concentrates and roughages on the basis of their content of 

 net energy and digestible nutrients. 



For convenience of study, concentrates and roughages 

 may be divided further into classes and sub-classes on the 

 basis of their physical characteristics and sources, according 

 to the following outline : 



