In: Biomedizinische Technik, 2007, vol. 52, no. 4, p. 308-314
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In: Biomedizinische Technik/Biomedical Engineering, 2008, vol. 53, no. 6, p. 285-291
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In: Tree Physiology, 2009/29//doi:10.1093/treephys/tpn030
A new method for investigating the detailed reaction and the energy absorption of trees during a rock impact was developed and applied to 15 subalpine Norway spruce (Picea abies L. Karst) trees. A wedge-shaped trolley, guided by prestressed steel wires, was mounted on a forested slope to simulate a falling rock. The trolley accelerates down the wires and hits a tree at a preselected stem height...
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