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Young's modulus (A), second moment of area (B), flexural stiffness (C), break stress (D), minimum lateral break force (E), bend force (F) and Fbreak/Fbend (G) of the large Populus simonii ramets subjected to root severing (disconnected) or not (connected), defoliation (D) or not (ND), and trampling (T) or not (NT). Data are means + s.e.
