AGROBIOLOGICAL FEATURES OF BLACKBERRY YIELD FORMATION

The article presents materials on the growth and development of the blackberry varieties Nsoloda and Sadove Chudo, establishing their economic and biological characteristics as well as their adaptability to the soil and climatic conditions of Zakarpattia for further varietal study and introduction into production. As a result of the research, the peculiarities of blackberry plant growth and development were identified, and the formation of productivity was analyzed depending on changing weather conditions. The winter and frost resistance of blackberry varieties were determined, along with the factors influencing them. Additionally, the biological and economic yield of blackberry varieties in young plantations was assessed.