title: Morphological characteristics of pollen grains of zizyphus (Zizyphus jujuba Mill.) cultivars bred in the Nikita Botanical Gardens
abstract: This article presents the studying results of the pollen of three zizyphus cultivars (Zizyphus jujuba Mill.) Konfetny, Koktebel and Yalita, growing in the gene collection of the Nikita Botanical Gardens. The studies were carried out during 2019-2020. The control was zizyphus cultivar Konfetny, included in the register of protected breeding achievements of the Russian Federation. The morphological characteristics of pollen were studied. The size of pollen grains, depending on the cultivar, varied
journal: Plant Biology and Horticulture theory innovation