Shevchuk T. Scientific basis and the development of new technological methods for the improvement of household valuable characteristics of fox and arctic fox

The following dissertation is devoted to the issue of scientific substantiation and the development of new technological techniques for the growing fur animals. Fundamentally new methods for cheapening the diets of foxes of different sex and age groups, have been formulated. The productive effect of some local non-traditional fodder, new fodder supplement for fur animals and aromatic-flavor supplement has been revealed. For the first time, there has been proven the positive correlative relation between exterior behavior peculiarity of male silver foxes during the period of the rut and their reproductively, age and hematological values. The negative influence of sub threshold on the body of pregnant and lactating female foxes of different colors types has been investigated. The peculiarities of natural lighting shades of different constructions have been studied and the effective methods for organizing the proper isolation have been proposed. The constructive elements of the houses for female foxes have been studied. And absolutely new and effective way of their modification has been recommended. The alternative way of the usage of carcass slaughter young foxes, grown in cages, for the diet of arctic foxes has been proposed.