262 



(5) Market condition: Corn should be mature, sound, 

 solid, and free from injury or decayed spots. 



(6) The tip of the ear should be filled out to the end, 

 or completely covered. 



(7) Butts. Kernels should run up evenly to the shank 

 in regular rows. The cavity should be clean and concave. 



(8) Kernels : Uniformity. The kernels must not only 

 conform to an ideal standard, but be uniform among them- 

 selves in shape and color. 



(9) Kernels : Shape. Kernels should be wedge-shaped, 

 but not pointed. The length of each grain should be about 

 one and one half times its greatest width. 



(10) Length of ear should correspond to the standard 

 selected. 



(11) Circumference of the ear, one third the way up 

 from the butt, should be three fourths the length of the 

 ear. 



(12) Space (a) refers to space between rows. Furrows 

 should be straight and uniformly narrow, but not closed. 



(13) Space (b) refers to space between kernels close to 

 the cob. The grains at the tip should touch one another. 



(14) Percentage of corn. Well-matured corn shells 85 

 pounds of corn to 15 pounds of cobs. The cob, however, 

 should be of medium size. As its size becomes smaller 

 the number of rows on it decreases. Chaffy and immature 

 cobs indicate a low percentage of grain. 



PRACTICAL QUESTIONS 



1. What is the size of our corn crop? 2. What is meant by the 

 word corn f 3. Where would you begin in the selection of seed 

 corn ? 4. What is meant by the term vitality ? 5. How can the 

 corn yield per acre be increased? 6. Name and describe three kinds 

 of corn. 7. What are some of the points to be considered in corn 

 culture ? 8. Of what value is a score card for corn ? 



