Table 1.
Description of the study sites and analyzed trees

Tree	Site	ID	Diameter (cm)	Measurement height from the ground (m)
		CBGSZS12	92	4.3
Zelkova serrata	Cheongcheon-ri	CBGSZS13	116	1.2
		CBGSZS14	98	1.4
		CBGSPD04	66	0.6
		CBGSPD05	70	1.0
		CBGSPD06	65	0.7
Pinus densiflora	Jujin-ri	CBGSPD07	102	1.0
		CBGSPD08	110	1.0
		CBGSPD09	65	1.0
		CBGSPD10	79	1.1