SELECTING AND STORING SEED COEN 



55 



10. Length and circumference of the ear. 



11. Weight of ear, of kernels, and of cob; per cent 

 of grain. 



12. Number of kernels on the ear. 



Problems 



1. The corn crop for the last five years in the United 

 States has been over 2,500,000,000 bushels a year. How 

 much is that for each person in the United States ? 



2. What is the value of this corn at the prevailing 

 price ? 



3. How much corn was grown in your state last 

 year? What was the yield per acre? (See Year Book 

 of the Department of Agriculture. If the school does 

 not have the latest copy, apply to your member of Con- 

 gress.) 



LESSON XV 



THE BEST CORN IN THE COMMUNITY 

 Practical Exercises 



Let each pupil weigh out one bushel of corn in the 

 ear at home, and bring the weights to school. Then each 

 one copy the weights and data of all the others, and 

 tabulate the results as follows : 



