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Abstract

Tt is study was carried out in northern forests of Iran near Sari. The forestry management system here is the selection system. In this research, damages to the remaining forest stand were compared in two mechanized
logging systems, the cable and the skidding system.
The results indicate, damages on remaining forest stand in the skidding system are significantly higher than
in the cable system. The factors determined in both logging systems were depth, size, and place of wound.

Keywords