CULTIVAR INVESTIGATION OF ASIATIC LILY HYBRIDS
The paper presents some results of the cultivar-investigation of Asiatic lilies hybrids' collection, originated in different ecological and geographic conditions. Phenological observations of lilies were held; the sums of effective temperatures necessary for the onset of phenological stages in shoots growth, budding and flowering were set. Based on a comprehensive study of ornamental and economic-biological characteristics, the most promising varieties of Asiatic lilies were allocated to be grown in the Central Chernozem region, as well as sources for breeding.