Table 2. Parameters and fitness index of major species using C-R model in coniferous forest.

Species	Parameters			Fitness index
	a	b	c
P. densiflora	261.083	0.070	4.065	0.14
L. kaempferi	311.008	0.071	4.450	0.32
P. rigida	209.850	0.110	8.247	0.18