Introduction, cultivar study and cultivar assessment of the <i>Narcissus </i>x<i> hybridus</i> hort. in the conditions of the Middle Volga region
The article presents the results of the introduction study of 30 cultivars of the Narcissus x hybridus hort. collection of the Cheboksary branch of the MBG RAS for the purpose of determining the most promising for complex of biological features and adaptive capabilities during introduction in the soil and climatic conditions of the Middle Volga region. The potential possibilities of cultivars as an object for landscaping has been investigated. The assessment of decorative and economically useful features has been carried out. As a result of a comparative cultivar assessment 10 promising cultivars recommended for replenishing the zonal assortment were identified.