ARID AGRICULTURE. 



73 



ever, both with and without the summer-fallow 

 -ystcin, farmers have practiced grain farming on 

 i lie same soils for more than thirty years in parts 

 of the West and they have become thrifty and 

 even wealthy doing so. There is" no doubt but 

 such soil robbery will result in depletion in time. 



Plate IX. The Wyoming State Dry Farm Commission. 

 Coming Thru the Rye 1908. 



Photo by Johnston. 



but the exten-ive grain fanner gives little or no 

 thought to the building up of a productive farm 

 for future generations. lie often expects his 

 children to enter the professions or move to some 

 other country for their livelihood. AVitli the 

 practice of growing a single crop year after year 



