Incubation. — Part II 1407 



5. Describe fully how you would turn the eggs. What is the best time 

 for doing this? Why? 



6. How would you determine the amount of cooling that is necessary? 

 How should this vary during the incubating period? 



7. How often would you test eggs during incubation? Have you com- 

 pared testing eggs by sunlight with testing them by lamplight? Which 

 method do you prefer? 



