Table 3.

Variance components, heritabilities ( $h^2$ ), and likelihood ratio test results for weevil severity (WED, scale 1–9), weevil incidence (WI, %), storage root yield (SRY, t/ha), and dry matter content (DMC, %) across four environments.

Variance components	Traits
	WED	WI	SRY	DMC
Genotype	0.40***	11.94***	6.37***	7.97***
Genotype × Environment	0.91***	72.67***	6.17***	7.21***
Env_Abi2019A	3.66	743.70	13.12	34.30
Env_Abi2019B	2.60	708.90	26.37	17.71
Env_Ngetta2019B	2.11	616.31	11.55	83.26
Env_Ngetta2020A	1.89	162.46	29.31	192.50
h 2	0.35	<0.01	0.36	0.45

^***Significant at p ≤ 0.001. Residual variances presented separately for each of the four environments.