124 



POULTRY PRODUCTION 



"I find that relationship makes very httle difference in 

 all breeding. The real secret is having an eye accurate 

 enough to pick out defects and then see to it that defects 

 are not put together." 



Pedigreeing. — By pedigreeing is meant keeping a complete 

 breeding record. It involves the recording by leg-band 



Fig. 60 



Pedigreeing chicks by means of mosquito-barring sacks, 

 of Kansas Experiment Station.) 



(Courtesy 



number (or other accurate means of identification) of the 

 male and female mated together, the recording, witli the aid 

 of the trap nest, on each egg, of the number of the hen laying 

 it, of so arranging the eggs in the incubator by means of 

 pedigree trays, small covered wire baskets, or sacks of mos- 

 quito-barring, that each chick as it hatches will be enclosed 

 with a label indentifying it with its dam, numbering each 



