POULTRY 371 



fifteen cents a pound for the lot. If the feed used is just 

 balanced by the increase in weight, what would be the gain 

 from fattening? 



6. Select several fertile and several infertile eggs, and 

 place them where they will keep at a temperature of eighty 

 to ninety degrees ; examine with the candler after twenty- 

 four hours ; after forty-eight hours ; after seventy-two 

 hours; after ninety-six hours. What do you conclude as 

 to the keeping qualities of fertile eggs, and of infertile 

 eggs? 



7. Make a drawing of your farm poultry house, show- 

 ing all doors, windows, roosts, dropping boards, nests, etc. 

 How does the building compare with the requirements given 

 in the chapter? What needs to be done? 



8. Talk with your father and mother about allowing 

 you to take charge of a part or all of the chickens for a 

 season, sharing the income. Then study all the helps yon 

 can find, and make a record for yourself and high profits 

 for both. 



9. Show proper methods of keeping poultry records. 

 Include in the items, cost of labor, feed, marketing, parcel- 

 post cases, egg production, receipts from spring settings 

 of eggs, cold storage costs, and poultry equipment. 



10. Show on the map of the United States the poultry 

 sections, and indicate the poultry production both in number 

 of poultry of various kinds and the egg production, as 

 shown in the last census report. 



9. Poultry Demonstrations 



1. Demonstrate how to make equipment of various 

 kinds, such as water and feeding troughs, colony house, trap 

 nests. 



2. Demonstrate how to test eggs by candling, using 

 a pasteboard box and a lamp. 



3. How to pack eggs to ship by parcel-post and for 

 cold storage. 



4. How to operate an incubator. 



5. How to handle a sitting hen. 



