EVALUATION OF THE LEVEL OF ACCUMULATION OF BIOLOGICALLY ACTIVE SUBSTANCES IN FRUIT OF BERRY CROPS IN BRYANSK REGION

The article presents the results of studies of the biochemical composition of fruits of small fruit crops, the most common in the Central region of Russia on commercial basis (raspberry with summer and primocane type of fruiting, black and red currant). The best varieties and promising forms of raspberry (Karamelka, Poklon Kazakovu, Gusar, Ulybka, 2-12-1), currant (Konstantinovskaj, Bryansky agat, 43-45-1) to create new varieties with improved chemical composition were identified.