The main priorities of strategy for agriculture development as well as investment into agrarian and industrial complex of the district are considered in the article; their necessity analysis for the branch development is carried out. The major factors which influence on increasing the investment policy efficiency for agriculture and agro-industrial complex development of the district are revealed.

This article presents a comparative analysis of nutrient media for the cultivation of lactic acid bacteria Lactobacillus casei BM-4/17 B-RKM 0746 in a bioreactor. The main criteria for identifying the effectiveness of the nutrient medium were the accumulation of the highest biomass of lactic acid bacteria cells and the amount of nutrient medium components in relation to the biomass obtained.