PLYMOUTH ROCK STANDARD AND BREED BOOK 



143 



subject of mating to correct faulty shape as clear as possible, 

 the accompanying sketches should be carefully studied and com- 

 pared with the ideals. 



The subject of corrective mating for faulty shape can be so 

 much more easily and quickly understood from the sketches pre- 

 sented that extended discourse is both unnecessary and undesir- 

 able. These sketches are graphic explanations of the application 

 of corrective mating for defective shape in several of the most 

 commonly occurring forms. The explanations are based, as is 

 stated, upon the principle of corrective mating which is an en- 

 deavor on the part of the breeder to offset a defect of one sex 

 by mating with a fowl of the opposite sex that has the opposite 

 tendencies in the same section or has most pronounced perfec- 

 tion in that section. 



The Two Extremes. As an introduction to the subject, the 

 artist has contrasted the sketch of the ideal male with the sketch 

 of a very unsymmetrical or unshapely specimen. One of the two 



PLATE 23 



K/W 





CORRECTIVE BREEDING III 



Because of excellencies of color or markings, possibly for both 

 reasons, it is desirable to use males that are too fine in bone and too 

 light bodied. Such males must be mated to rather large, fully developed 

 and splendidly formed females. 



