Akimov O. Breed-linear hybridization efficiency at the use of breeding lines of Kharkiv type of Ukrainian meat breed of pig

The object of researches is Efficiency of the use of producers of the specialized meat breeds during pedigree-linear hybridization. The purpose of researches is determination of efficiency of application of pedigree-linear hybridization of male hogs of leading lines of Kharkov type of the Ukrainian meat breed of pigs. The methods of researches are zootech, chemical, clinical, biometric. Results of researches: 1. For a theory - complex estimation of efficiency of pedigree-linear hybridization of male hogs of different factory lines of Kharkov type of the Ukrainian meat breed is First conducted with the uteruses of large white breed and on this basis rational their use is grounded for production of commodity hybrids of intensive type. 2. For practice - the Use of the offered chart of pedigree-linear hybridization of sows of large white breed with the male hogs of lines of Cylinder and Cycle of Kharkov type of the Ukrainian meat breed enables substantially to shorten duration of fattening and decrease the charges of forages on unit of increase of living mass. Sphere of the use - pig breeding economies of Ukraine.