TABLE 1.

Basic information of the studied Moso bamboo and identification for culm ages.

						Appearance characteristics for identifying ages
						Culm surface	Sheath status (near the ground)	Sheath ring
Age	Sprouting year	Monitored number	DBH (cm)	Culm wall thickness (cm)	Density (culm ha–1)
A0	2018	6	10.4 (1.2)	–	450	Shiny light green; fine white powder	Intact	White bristles
A1	2017	3	11.7 (0.9)	1.2 (0.3)	500	Shiny light green; fine white powder	Intact	White bristles
A2	2016	4	8.8 (1.0)	0.9 (0.2)	625	darker green; fewer white powder	Worn a little	Yellow bristles
A3	2015	4	9.5 (0.4)	1.1 (0.0)	550	dark and white dotted; barely powder	Worn severely or disappeared	Brown or none bristles