Starodubets O. Reproductive and productive qualities of pigs of breed Durok intrapedigree type of the Ukrainian selection "Steppe" at various methods of cultivation

The object of researches is Display of reproductive and productive qualities of sows of intrapedigree type of breed Durok to the Ukrainian selection "Steppe" and forming of meat productivity, on different methods of breeding. Purpose of researches - study of reproductive qualities of sows of the created type at of pure breed breeding and in crossing with breeds large white, red belopoyasaya, landras and pietren; are definite indexes of fattening and meat qualities of animal, them stressustoychivost, haematological and histological indexes. The methods of researches are zootechnic; histological; physical and chemical; laboratory; biometric; economic; analytical. Results of researches: 1. For a theory - First complex reproductive qualities of sows of intrapedigree type of breed Durok to the Ukrainian selection "Steppe" at of pure breed breeding and crossing. Expedience of the use of sows of intrapedigree type of breed Durok to the Ukrainian selection "Steppe" as a maternal form. 2. For practice - As a result of introduction of results of scientific researches an income during realization of animals in living mass from one head, at combination of breed of Durok with the breed of pietren, is made by 411,75 UAH, that allows to get on 196,31 UAH anymore comparatively with of pure breed animals. The sphere of the use is the agricultural enterprises of Ukraine.