Leaf phenotypic variation and its response to environmental factors in natural populations of Eucommia ulmoides

BMC Plant Biology

Table 2 Variance analysis and phenotypic differentiation coefficients of Eucommia ulmoides populations

Traits	Proportion of Variance Components (%)			Population Differentiation Coefficient (%)	F Value
Traits	Among Populations	Among Trees within Populations	Within Trees (Residual)	Population Differentiation Coefficient (%)	Among Populations	Among Trees within Populations
LL	8.10	49.22	42.69	14.13	2.63**	12.49***
PL	4.51	71.52	23.97	5.93	1.63	30.77***
LTWR	1.87	38.32	59.81	4.65	1.52	7.36***
LW	11.25	56.16	32.59	16.69	3.06**	18.15***
LA	12.03	57.33	30.63	17.35	3.20**	19.68***
RC	20.62	43.95	35.43	31.93	5.79***	13.43***
BC	14.23	31.68	54.09	30.99	5.08***	6.87***
GC	37.51	37.61	24.88	49.93	11.69***	16.11***
CRV	7.39	34.68	57.92	17.57	2.84**	6.94***
LP	9.29	54.11	36.60	14.66	2.77**	15.71***
SLDW	12.37	37.77	49.85	24.67	3.54***	8.51***
Mean	12.65	46.58	40.77	20.77

* means p < 0.05; ** means p < 0.01; *** means p < 0.001. leaf length (LL), petiole length (PL), length to width ratio of leaf (LTWR), leaf width (LW), leaf area (LA), red component of leaf (RC), blue component of leaf (BC), green component of leaf (GC), chlorophyll reference value (CRV), leaf perimeter (LP), specific leaf dry weight (SLDW)

ISSN: 1471-2229