High-Density DArT Markers and Phenotypic Characterization of Cowpea Accessions (Vigna unguiculata (L.) Walp)

Table 4

Estimates of variance components and genetic parameters for the quantitative traits.

Traits	MSG	σ^2e	σ^2g	σ^2p	h^2b	GA	GAM (%)
PNP	69.52	31.26	12.75	44.01	0.29	4.14	13.29
PDL	7.369	0.17	2.40	2.57	0.94	3.03	17.78
HSWT	4.75	0.37	1.46	1.83	0.80	2.19	16.71
SPPD	6.53	0.66	1.96	2.62	0.75	2.62	17.49
PH	10946.1	3700.08	2415.37	6115.37	0.40	48.09	21.97
SWTP	233.34	80.78	50.85	131.63	0.39	9.93	20.13
LVNESS	593.41	96.56	165.61	262.18	0.63	26.08	33.22
50%.FLO	2.48	0.28	0.73	1.01	0.72	1.47	3.74
50%.MAT	7.91	0.39	2.51	2.90	0.87	3.01	5.51
LVLNG	11.91	0.37	3.85	4.21	0.91	3.78	37.32
LVWID	3.43	0.37	1.02	1.39	0.73	1.77	26.60
HPDWT	3529.9	503.8	1008.70	1512.5	0.77	57.88	23.59
PDPP	1.88	0.53	0.41	0.94	0.43	0.68	25.47
PedL	150.8	7.209	47.86	55.07	0.87	13.09	32.93
SDWID	0.0022	0.00064	0.0005	0.0012	0.45	0.04	7.05

σ²g = genotypic variance, σ²e = error variance, σ²p = phenotypic variance, h²b = broad-sense heritability, GA = genetic advance, GAM = genetic advance as percentage of the mean, MSG = genotype means square, and , , and significant  < 0.05,  < 0.01,  < 0.001, respectively.