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Technological aspects of increasing the productive longevity of dairy herds

The research has been carried out to establish the duration of productive use of breeding stock in the breeding farms of the Omsk region. As far as the productive use duration, the cows kept in free stall housing are found to have a significant advantage compared to the tied cows, the difference being 177 days or 17.2 %. A negative correlation has been established between the abundance of milk and the duration of productive use of cows in tied herds.

 

Biochemical blood test in high-yielding lactating cows during the initial stage of lactation depending on the housing system

The biochemical parameters of blood in high-yielding lactating dairy cows during the initial stage of lactation and the tightness of this stage depending on the housing system have been studied. Innovative cattle housing and milking methods are considered in comparison with the classic tied housing system. The authors point out that the basis of effective dairy farming is the organization of standardized feeding system, and its impact on the condition of the animal.

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