378 FIELD CROPS FOR THE COTTON^BELT 



bagged each year and used for planting the breeding-plot 

 of the next year. 

 The quaUties selected for in improving the saccharine 



Fig. 63. — Two heads of Milo showing desirable form (on left) and unde- 

 sirable form (on right). 



sorghums are juiciness and high sugar content, yield, 

 disease-resistance, drought-resistance, and erecfoess. 



In the improvement of the grain-sorghums the prin- 

 cipal considerations should be (1) increased grain produc- 

 tion; (2) increased drought-resistance; (3) increased earli- 

 ness; (4) dwarf stature; (5) desirable forms of heads; 

 (6) heads fully exserted from the upper leaf-sheath, or boot; 



