title: Introduction and breeding of purple-leaved hazel in the Forest-Steppe of Ukraine
abstract: This study was conducted in 2023-2024 to clarify the origin and introduction of purple-leaved hazel, and to examine the morphological and physiological characteristics of the best genotypes developed by the authors. Morphometric analysis of nuts, quantitative and qualitative composition of pigments in leaves in dynamics, and observation of the influence of abiotic and biotic environmental factors were carried out. It was found that there were mutants in Corylus with red/purple colouration of the
journal: Ukrainian Journal of Forest and Wood Science