Formation of a complex of polyphenols in fruits common late varieties of apple grown in the conditions of forest-steppe of Ukraine

Abstract

The influence of weather growing conditions and varietal features on the formation of a complex of natural polyphenols of apple fruit is analyzed. It was revealed that the fruits of varieties had a greater concentration of polyphenols: Priscilla, Plamennoye, Ruby Duki, Sapphire, Mekintosh. It has been established that the dependence of the formation of polyphenols depending on some elements of weather conditions for some varieties. A more stable content of polyphenols over the years of research was found in varieties: Priscilla, Plamennoye, Mekfrey, lower in the varieties Liberty, Delicia, Renet Simirenko.