no 



SOUTHERN FIELD CROPS 



should be a larger ear in the case of one-eared than in the case 

 of two-eared varieties. 



FIG. 63. VARIOUS SHAPES OF CORN KERNELS. 

 Upper kernels have good and all others poor shapes. 



Composition of grains. 



(1) From a crib of corn select 



(a) 2 ears having a high percentage of protein, as shown by 

 thickness of horny layer (see Par. 94) in grains near the center 

 of the ear ; 



(6) 2 having a low percentage of protein, and 



(c) 2 having a high percentage of fat. 



(2) Make drawings of a cross-section of 3 grains representing 

 the ears selected under (a), (6), and (c). 



