The Essentials of Poultry Raising 127 



would be the highest producer, which next highest, and which the 

 poorest? Would you sell any for food, and if so, which ones? 



31. What are some of the signs of a poor producer? of a high pro 

 ducer ? 



32. If a Single-Comb White Leghorn has a bleached beak and shanks 

 at least how msny eggs has she produced? 



33. Why does the abdomen enlarge as a hen comes into laying? If 

 a hen measures four fingers in capacity and three fingers in pubic span 

 about how many eggs should she lay? 



34. What is the appearance of the comb and wattles of a laying hen? 

 of one not laying? 



35. If one pullet begins to lay at five months of age and another at 

 eight months of age, estimating egg production from November 1 to 

 November 1, which will lay the greater number? 



36. What is a vacational molter? 



CHAPTER VI 



Z7. What will be the effect upon the birds if kept in a house insuffi- 

 ciently ventilated? Give reason for answer. 



38. What is carbon dioxide? What will happen if the body does not 

 get rid of it? 



39. What method of ventilation will give the purest air? Why? 



CHAPTER VII 



40. What changes would you make in remodeling a house where the 

 roof leaks; the ground is lower than the outside ground; there are no 

 ventilating openings ; the house is not battened ; has cracks on all sides 

 and faces the north? 



41. Describe the different kinds of floors that can be used in con 

 structing a new poultry house. Which is the most durable? 



42. What is meant by an open-front house? 



43. Why should the perch poles be loose? 



44. What advantage is the water rack? 



45. How many feet of perch pole space will you need for fifty birds? 



CHAPTER VIII 



46. Name the poultry house equipment and tell what advantage is it 

 to have a house fully equipped. 



47. What advantage is it to have a grain storage bin that holds 100 

 pounds ? 



