title: Productivity and harvest quality of varieties and hybrid forms of grapes in the conditions of the Caspian-Caspian subprovince of the Republic of Dagestan
abstract: This article discusses issues related to the productivity and quality of grape varieties of various ecological and geographical origins collected in the ampelographic collection of the Dagestan Breeding Experimental Station for Viticulture and Vegetable Growing. The object of research is 104 grape varieties. Of the 104 varieties included in the study, 22 varieties were of intraspecific hybridization of Vinis vinifera, 67 varieties of interspecific hybridization (65 of European-American, 5 of Eur
journal: E3S Web of Conferences