Structure and form of spruce crown in drained spruce stand of shrubbery-sphagnum in different light regime

The cutting intensity influence on the transpiration speed in the spruce undergrowth of different categories in the 53year bilberry birch forest located in the Konosha district of the Archangelsk region has been studied. The methodology has been described as well as the short characteristic of the researched objects has been given. The research results describe the water regime change of the spruce undergrowth in the post-cutting period.