The article reveals developments of national resources of cutting lettuce of Lactuca sativa var. secalina L. varieties and methods for new varieties development involving breeding forms of Oakleaf group. Exotic forms of common knowledge varieties of Oakleaf group of salad were researched, newly developed Dublianskiy variety was applied for the official research and technical examination of plant varieties with the view of the variety official listing, as well as the rights thereof. Description of morphological description of characteristics was applied that would enable identifying new variety during the examination for distinctness, uniformity and stability. Summary of the studying value for cultivation and use of Dublianskiy variety (yield, maturity group, taste properties, tasting score, disease resistance) which is provided, which establishes working algorithm for cutting lettuce variety in various ecological gradients of its cultivation.
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