206 DOMESTICATED ANIMALS AND PLANTS 



neglected for no other reason than this, namely, that too good 

 a start was already made with Old-World material ; and onl\^ 

 where something distinctly better was discovered here, as corn 

 and the turkey, were American races utilized, excepting only 

 when Old-World forms failed, as they did with the grape and 

 the gooseberry. 



The material of this part may be used in three ways : as text, to 

 follow appropriate chapters in Part I as indicated ; as reference 

 matter, to be taken in connection with Part I ; or as independent 

 matter. 



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