At a plant density of 6500 plants ha-‘, a chip
production of approximately 370 m3 loose
vol. ha-’ (137 m3 solid vol.) is achieved for
Norway spruce, east Denmark. This is a chip
production of approximately 90-235 mi loose
vol. (34-88 m3 solid vol.) ha-’ more than chip
production at the common plant densities of
4500-2500 plants ha-’ today.