Abstract
Vitality and height of species and provenances originating from Russia were estimated in a 5-yr field trial performed in the Komi Republic (north-west Russia) using a fully randomized single-tree plot design with 7â8 blocks. Tree provenance had no significant (pâ>â0.05) effect on tree vitality, though for originating from the European part of Russia, trees from the northern regions were more vital than those from southern regions. Provenance was a significant (pâ<â0.05) factor for height, where the average height of 136 cm varied considerably (168 cm for trees from Nizhnij Novgorod and 111 cm for trees from Ufa). There were no significant correlations when vitality and height were compared to geographic and climatic variables for the locations.LarixLarix sukazcewii
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