The aim of the study was to compare the slaughter quality of layer-type cockerels and broilers reared under identical conditions. The experimental materials comprised broiler (Ross 308 ; 100 males and 100 females) and layer-type (Messa 445 ; 100 males) chickens. The birds were reared in accordance with universally accepted technological standards. https://herbsdailyes.shop/product-category/respiratory-support/