Study and evaluation of agrobiological indicators of grape varieties and hybrid forms in the conditions of Southern Dagestan

The article presents the results of many years of research on the study of the genetic fund of grapes concentrated in the ampelographic collection of the Dagestan selection experimental station for viticulture and vegetable growing. Selection and variety study of grapes play a major role in the accelerated promotion to the market and the introduction into industrial production of promising varieties for various uses, which is very important in our time. A comprehensive study of 104 varieties and hybrid forms of grapes of intraspecific and interspecific origin was carried out. The purpose of the study is an agrobiological assessment of promising varieties and hybrid forms of grapes of interspecific and intraspecific origin for various uses.