Genetics of Stay-Green Trait and Its Association with Leaf Spot Tolerance and Pod Yield in Groundnut

Table 8

Leaf area under greenness of parents, F₁s, and estimates of genetic variance components and heritability for stay-green trait.

Means genotypes	Mean LAUG	Variance components and heritability
		Genetic parameter	LAUG
CHINESE	42.00 ± 1.16^a	Phenotypic variance (VP)	22.16
ICGV-IS 13081	42.00 ± 0.01^a	Environmental variance (VE)	3.17
SARGV 007 (F1)	32.67 ± 0.73^b	Genetic variance (VG)	18.98
SARGV 006 (F1)	28.00 ± 1.04^c	Additive variance (VA)	2.04
NKATIESARI	11.67 ± 1.17^d	Dominance variance (VD)	16.94
ICG 7878	10.50 ± 0.01^d	Broad sense heritability (H^2)	0.86
Midparent value	26.54	Narrow sense heritability (h^2)	0.09

Means followed by same letters are not statistically different.