LESSONS FROM EXPERIENCE 309 



definite information. To this have been added results of 

 agricultural investigations, all of Which has brought 

 about a much better understanding of the situation. More 

 adapted crops, more suitable machinery, and, what is per 

 haps even more important, the farmers have accumulated 



-,«^.' 



Fig. 100. — Disking Behind the Binder to Conserve Moisture in Nebraska. 



a working capital or a credit, sufficient to tide them over 

 adverse seasons. 



The dry farming area of Nebraska contains many 

 types of soil. Considerable areas are so sandy as to be 

 unfitted for grain production, and the farming opera- 

 tions are confined largely to supplementing the native 

 feed for live stock. In other areas the soil is heavier. It 

 is fertile, and with sufficient moisture responds abund- 

 antly to grain cropping. No very distinct methods are 

 employed in dry farming. The amount and kind of till- 

 age is usually determined by the seasonal conditions and 

 the available supply of man and team labor. 



253. Summer Tillage is not extensively practised in 



