Ecological Processes

Table 6 Parameters of regression equations (y = a + bx) relating functional attributes (y) of four tree species with LT_a (x)

From: Effects of light availability on leaf attributes and seedling growth of four tree species in tropical dry forest

	a	b	R²	a	b	R²	a	b	R²
	SLA			LDMC			LNC
A. catechu	46.4	− 3.9	0.23***	32.4	0.08	0.03^ns	0.34	0.03	0.20***
B. retusa	55.6	− 1.6	0.13**	21.2	0.05	0.02^ns	0.45	− 0.02	0.14**
L. parviflora	57.2	− 1.1	0.06^ns	35.2	0.06	0.03^ns	0.57	0.005	0.04^ns
S. robusta	86.4	− 1.8	0.18***	− 48.8	0.13	0.14**	0.89	− 0.02	0.13**
LPC				Chl			Gs_net
A. catechu	− 0.009	4.6	0.15**	0.05	− 0.05	0.22***	1.37	0.18	0.31***
B.retusa	0.007	− 2.3	0.08*	0.02	− 0.02	0.15**	0.32	− 0.11	0.14**
L. parviflora	0.008	1.6	0.04^ns	0.03	− 0.03	0.18***	− 0.44	0.12	0.10*
S. robusta	0.01	− 1.9	0.09*	0.31	− 0.01	0.14**	0.21	− 0.15	0.21***
A_net				RGR
A. catechu	− 48.4	8.3	0.29***	− 0.05	4.1	0.38***
B.retusa	11.3	− 2.3	0.12**	0.01	− 2.1	0.18***
L. parviflora	− 7.9	1.9	0.09*	0.02	1.5	0.11*
S. robusta	25.0	− 3.8	0.19***	2.3	− 3.0	0.25***

SLA, specific leaf area; LDMC, leaf dry matter content; LNC, leaf nitrogen concentration; LPC, leaf phosphorus concentration; Chl, chlorophyll concentration; Gsnet (= Gsmass, mass-based stomatal conductance); Anet (= Amass, mass-based photosynthetic rate); RGR, relative growth rate. ^nsP > 0.05, *P < 0.05, **P < 0.01, ***P < 0.001

Back to article page