322 FIELD CROPS FOR THE COTTON-BELT 



cotton-belt. Some wheat is produced on the red lands of 

 northern Louisiana. 



396. Improvement of varieties. The principles 

 underlying the improvement of wheat varieties are the 

 same as those discussed in connection with the improve- 

 ment of oats. The qualities that are especially desired 

 in varieties" of wheat for the cotton-belt are high yield, 

 rust-resistance, drought-resistance, earliness, and a higher 

 protein content. 



