Percentage of bark in trunks and roundwood is investigated produced from birch (Betula verrucosa) in conditions of the Leningrad region. Background information for the study were the data on the inventory of model trees made at the trial plots laid down in parts of the region with a share of birch more than 30 %. Volumes of trunks and volumes of individual assortments in the bark and without bark were calculated from the sum of the volumes of sections. Bark content was determined as a percentage from volume with bark for trunks and without bark - for assortments.

In this article the problem of application of innovations in tourist branch is considered. The reasons limiting widespread introduction of innovations to the sphere of tourism, consisting on the one hand in incomplete perception firms of process of innovative activity, and with another – in small participation of the state in support of the firms introducing system management of in-novative activity reveal. In article terms an innovation, the invention, an innovation their interre-lation reveal.