| Show shape of egg Is no index to sex poultry breeder must rely solely on mother nature for square deal Pre Varod by the ui united sta stale es department of agricultural agriculture if yon are one of the many who believe that the long alani heavy hen eggs are the ones which hatch batch out the male chicks and that the smaller eggs are the ones which give birth to the future layers of the flock you yon need to revise your opinion on the matter says the united states department part ment of agriculture you roay may as well leave your ybur tape measure scales calipers and other units at home when you go forth to purchase a setting of eggs from your poultry breeder and rely solely on mother nature to give you a fifty fifty dealin deal in the matter of sex cant determine sex in answer to the continuous stream of inquiries pouring into the department office relative to determining the sex of the chick in the shell by the size elze shape or weight of the egg the department says it just being done that Is not in a practical way at least the scientist la Is able to identify the sex of a chick in the flie shell after seven or eight days of incubation cub cu however because of the he important bearing on the practical aspects of the poultry industry which the ability to select hatching eggs according to the sex do desired would have if such were possible a number of investigators have made studies concerning the sex ratio situation in the domestic fowl recently dr ai M A jull poultry husbandman of the united states department of agriculture completed some observations in which be concludes that there Is no correlation between the length shape or weight of the egg and the sex of the chick hatched botched from it lie he has also made studies to determine whether or not there Is a correlation between the weight of the egg yolk and the sex of the chick or between the yolk water content and sex ratio with the same negative result number of eggs counts it has had been determined however says doctor jull that the greater the number of eggs which a hen lays before being put into the breeding pen the larger will be the proportion of females and the smaller the proportion of males produced by her eggs the practical may be able to take advantage of this fact to tb some extent by making his selection of eggs for hatching with reference to the hens period of production |
