Improvement of crosses of poultry of domestic breeding

Беларусь аутосексный&#039

, &#039

для производства гибридного молодняка.

الروسية. Дана оценка состояния и перспективы развития птицеводства Республики Беларусь. Приведены результаты исследований кроссов сельскохозяйственной птицы отечественной селекции: изучены продуктивные показатели исходных линий кур, уток, индеек. По результатам оценки молодняка лучшие особи отобраны в племядро для дальнейшей селекционной работы. Созданы родительские стада кур кроссов &#039

и уток кросса &#039

Темп-1&#039

Беларусь коричневый&#039

إنجليزي. General review of the status of poultry breeding in the conditions of the Republic of Belarus is presented. The most important perspectives of egg and meat production increase are outlined. Necessity of creation of domestic poultry egg-producing crosses of high productivity, vitality and stress-resistance is substantiated. The estimation of poultry breeding and prospects of its development in Belarus are given. The results of the research of poultry crosses of domestic breeding are presented, productivity indicators of the lines of hens, ducks and turkeys are studied. The most important characteristics of productivity of domestic birds, such as egg yield per one hen, egg mass, egg quality, live weight of chickens, hatchability of chickens are analyzed. On the basis of the results of the estimation of young poultry the best ones have been selected into the nucleus for further breeding. Parent flocks of hens of the crosses Belarus Autoseksny, Belarus Korichnevy and Temp-1 have been created for breeding of the young.