Scientists Institutes biology Komi Republic scientific center study possibilities of cultivation on forest cuttings down of a pine twisted

Scientists Institutes biology Komi Republic scientific center study possibilities of cultivation on forest cuttings down of a pine by the twisted, which homeland is North America. Results of the researches conducted as in our woods, to Republic of Karelia and Arkhangelsk Region, and also to Scandinavia, unambiguously testify that the pine twisted surpasses a pine ordinary for 30–40% in a wood stock on 1 hectare in similar conditions of growth. Thus on the general phytoweight excess can reach 50%. This breed has merits and demerits. About experiment on cultivation of a pine twisted in...