6 THE TEACHING OF POULTRY HUSBANDRY 



literature, for much help can be secured by studying correlated 

 subjects, such as zoologj', physics, and chemistry. 



Home Experiments. — In all types of instruction home practice 

 and experimental work should be encouraged. Each student 

 should be urged to take an interest in the management of the home 

 flock, where possible, starting with the elementary work. This 

 will enthuse the student and create an interest in the work. As 

 the student progresses he may keep a record of the egg yield, cost 

 of feeds, and production of the home flock, and from these data 

 the profits may be calculated. 



