282 



THE SMALL GRAINS 



everything is of recent development, both as to the va- 

 rieties of cereals established and methods of handling the 

 same. There is nothing distinctively American. It is 

 probable, therefore, that, after many years, there will 



moo fern Onus 1900 



FIG. 82. Map showing distribution of wheat in the United States 

 and Canada. 



be more clear-cut distinctions between groups of cereal 

 varieties of local adaptation, and also a greater extension 

 of cereal cultivation into localities where it is not now 

 considered possible. However, certain definite groupings 



