HISTOLOGICAL CHARACTERISTICS GOITER ROOSTERS CORNISH AND PLYMOUTH ROCK IN POSTNATAL ONTOGENESIS

Studied the histological structure of goiter of Cornish and Plymouth chicken (males). It was found that the intensive development of goiter shells are observed up to 155 days of age, followed by a gradual decrease in the growth of up to 420 days. Also was set the average degree of correlation between the male body weight and the thickness of the mucous membrane of the goiter.