The mating and breeding of poultry . , White Plymouth Rock hen 710. This hen•w-as not trapped until Januai-y 26 of her pullet this time on she laid 176 eggs, 84 eggs beinglaid in 92 consecutive days and 109 in 122 consecutivedays. (Photograph from the Bureau of Animal In-dustry, United States Department of Agriculture.) 64 THE MATING AND BREEDING OF TOULTRY ping their birds in order to be able to supply this demand forbreeding stock out of known high producing there is no practical means which have yet beendevised of certifying to or absolutely authenticating therec
The mating and breeding of poultry . , White Plymouth Rock hen 710. This hen•w-as not trapped until Januai-y 26 of her pullet this time on she laid 176 eggs, 84 eggs beinglaid in 92 consecutive days and 109 in 122 consecutivedays. (Photograph from the Bureau of Animal In-dustry, United States Department of Agriculture.) 64 THE MATING AND BREEDING OF TOULTRY ping their birds in order to be able to supply this demand forbreeding stock out of known high producing there is no practical means which have yet beendevised of certifying to or absolutely authenticating therecords obtained by breeders in their own yards, it is a fore-gone conclusion that the integrity and reputation of abreeder must be of the best if he is to succeed in this busi-ness of producing high record breeding stock for sale. Itis also possible, as will be explained later, for the breeder totrapnest to some extent and to be able to supply for his ownneeds, at any rate, birds from known high producers for hisbreeding Fig. 26. Trap rest in use. (Photoprraph from the Bureau of AnimalIndustry, United States Department of Agriculture.) Where the fowls are trapnested, it is necessary, if thebreeding is to be carried on v;ith individuals whose ancestryis definitely known on both sides, that the chicks should bepedigreed. For directions as to pedigreeing see page pedigree hatching and rearing of the chicks makes itpossible, therefore, to have on hand a number of fowlswhich can be used in the future breeding operations withabsolute certainty as to the performance of their ancestorswith respect to egg production, both on the male and femalesides. BREEDING FOR INCREASED EGG PRODUCTION 65 The detail of the matings which should be made is amatter which must depend very largely upon the judgmentof the breeder himself. He must, however, keep in mindthat all of the birds bred must be strong and healthy andmust possess in so far as he can determine vigor to anunusual de
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectpoultry, bookyear1920
