A Biological Noise In The Environment of Farms Breeding Dairy Cows.

In stockbreeding of farm animals implicates a noise not only an implementing and increasing mechanization, but as well as a noise incurred by animals themselves. It means a noise rising by speech of breeding animals (a biological noise). The aim of this work is measuring of this noise on a family farm in Olešnice, work it up according to appropriate standards and demonstrate the results graphically. Obtained noise rates are reviewed in term of legislative and hygienic regulations and orders