The studies of larch climatypes in the southern taiga raion of European part of Russia

The results of experiments on laying the geographical cultures of larch in the Kostroma region are considered. A number of indicators of 2-year seedlings and cultures up to 45 years of age have been analyzed: safety, height, current height increment, diameter, productivity, phenological characteristics. The best climatypes and populations in the phases from the survival to the poles were identified.