Table 3.

Comprehensive appraisal value and sequencing of forest gaps.

Canopy gap levels	Principal component					Comprehensive evaluation	Rank
	F1	F2	F3	F4	F5	F
S	−0.62	1.47	0.22	1.00	0.30	0.26	2
M	0.66	−0.21	−1.31	−0.03	0.07	0.08	3
L	1.10	−0.13	0.92	−0.25	−0.26	0.50	1
CK	−1.15	−1.12	0.17	0.18	−0.11	−0.84	4

“S” stands for small gaps; “M” stands for medium gaps; and “L” stands for large gaps.