HABITS OF GROWTH 



21 



crown of each kernel. The dent varieties far exceed in 

 value all other groups of corn combined. There are several 

 hundred varieties of dent corn, all of which are subdivisions 

 of Yellow Dent, White Dent, Red Dent, and Strawberry 

 Dent. Many of the experiment stations are now breeding 

 high yielding strains of corn that are usually referred to by 

 number, as Minnesota No. 13 and Wisconsin No. 7. Occa- 

 sionally both name and number are given, as Golden Glow, 

 Wisconsin No. 12. Of the white, Boone County White, 



Fig. 8. Well-developed leaf surface of special bred silage corn. 



Johnson County White, White Superior, Silver King, and 

 Silver Mine are leaders. 



Habits of Growth. The kernel of corn sends up but a 

 single main stalk. This main stalk may branch near the 

 surface of the ground in shoots, known as suckers, but 

 usually only one stalk puts forth from each seed. If corn 



