2 THE TEACHING OF POULTRY HUSBANDRY 
flock of birds. Such experience will put the student in a position 
to see the importance of the various lines of instruction. If such 
previous practice is lacking, much of the value of the work will 
unconsciously be lost, owing to the inability to grasp the practical 
application. 
Types of Instruction Poultry instruction of different kinds 
may be classified as elementary, secondary, collegiate, extension 
teaching, correspondence courses, and educational associations. 
Elementary instruction should start in the grammar grades of | 
the public schools, and deal with the external appearance and 
functional activities of birds of all kinds and of poultry in partic- 
ular. Many fundamental points may be considered. The stu- 
dent’s interest in this line of agriculture may be aroused. 
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Pits Pes 
Photo by Cornell University. 
Fic. 1.—Agricultural ‘‘ Gospel”’ train. 
The secondary instruction is that given in high schools and 
schools of agriculture. The work at this time should deal with 
methods, care, and management; and study may be made of differ- 
ent types and breeds. 
Collegiate instruction is not only a review of general principles 
and practices, but it should deal with the deeper scientific prin- 
ciples which underlie all operations. It should consider the eco- 
nomic principles, methods of management, markets, and the rela- 
tion of supply and demand. Much time during the latter part of the 
course may be given to original investigation and research work. 
Extension teaching may be termed the “ follow-up”? method 
of instruction, which should be organized as a part of the work of 
colleges and universities. It should be available not only to stu- 
