VI 
EVOLUTION AND THE LAW OF PROG. 
RESS AS APPLIED TO THE POULTRY 
INDUSTRY 
The Law of Progress—Diseases of Poultry—Simple 
Rules for Breeding. 
The Law of In studying the law 
ah uaa of progress, as laid down 
by Darwin and others, I find that man in 
the propagation of himself and of his 
domestic animals is a great violator of 
that law. Perhaps he is not to blame for 
such violations in connection with his 
domestic animals, for he finds at least a 
temporary profit in so doing. 
I say temporary profit because I be- 
lieve that only temporary profits can fol- 
low such violations, and that he (the 
violator of the law), or his customers, or 
his successors, must finally lose by such 
violations. 
I have seen such violations of the law, 
as the inbreeding of live stock, carried so 
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