

66 



CORN CULTURE 



7. Written Conclusions. From results of your test and information 

 from readings and lectures, make a report. 



1. Number of ears showing strong, medium, and weak germination. 



2. Designate the 5 best ears. 



3. How should seed corn be selected and preserved to secure best 



germinating qualities? 



The above is the way sheet is ruled for making out reports on ears. 



QUESTIONS 



1. How do varieties differ in the Gulf States, the corn belt, and the northern 



States? 



2. How have varieties of corn originated? 



3. Explain ear-to-row breeding. 



4. Does corn always mature well? 



6. Explain the principle of " natural selection " in growing seed corn. 



6. Explain disadvantages of crib selection of seed. 



7. Explain advantages of field selection. 



8. What are the principal precautions to observe in storing seed corn ? 



9. Describe the appearance of good seed corn. 



10 How do you make germination test in a box? by the rag-doll method? 

 11. Compare the value of butt and tip kernels for seed. 



