Table 1.
The basic information of different bamboo species

Species	Diameter (cm)	Experimental Position	Origin (Province)	Age (years)	Density (g/cm3)
B. Gamble	7-12	B*	Yun Nan	4	0.727
N. affinis	4-8	B*	Yun Nan	5	0.656
D. yunnanicus	11-18	M*, B*	Yun Nan	4	0.652
P. iridenscens	6-7	B*	Yun Nan	5	0.658
P. heterocycla	18	M*, B*	An Hui	4	0.637

This parameter means different parts of bamboo: M* is the middle part; B* is the bottom part.