Intensive technology of heifers breeding of the Yenisei type of red and motley dairy breed in breeding farm of JSC “Solgon”

The research objective was to carry out the assessment and to define optimum options of the conditions of keeping and feeding levels influencing growth and development of heifers of the Yenisei type of red and motley breed during age periods: milk, growing, pre-occasional, incidental, pregnancy, first-calf and full-aged cows, as well as milk yield, - promoting increase in dairy efficiency of cows firstcalf heifers. The research problems were to study the technology of keeping and feeding level of the heifers during physiological periods of their life (milk, rearing, pre-trial, hunting, pregnancy contributing, to estimate every period of growth anddevelopment of heifers, to reveal optimum options in a gain of live weight on every period, to create the offers to production under the terms of keeping and to feeding of heifers in the direction of increase of breeding and productive qualities of animals, production efficiency. The research was conducted at breeding farm of JSC “Solgon” of Uzhursky district of Krasnoyarsk Region on heifers during all physiological periods of their growth and development (dairy, growing, pre-trial, hunting, pregnancy) on studying the technologies of keeping and feeding...