%0 Journal Article %T New genetic sources for breeding of Prunus L. species on polyploid level %A Mochalova, O.V. %A Gusev, D.A. %K Prunus L., hybrid, polyploid, clonal line, in vitro, chromosomal number, pollen fertility, pollen size, genetic sources, breeding. %J Agrarian Bulletin of the %D 2019 %N 190 %P 7 %I Ural State Agrarian University