Table 5.

Mean of four traits measured at different crop ages in 13 genotypes across six environments in Uganda

Trait	Agea	G1	G2	G3	G4	G5	G6	G7	G8	G9	G10	G11	G12	G13	Mean
TCCb	6	3.5d	2.6c	3.5c	3.3c	5.1c	4.1c	4.1d	4.0d	4.9c	4.0c	3.9c	3.9d	3.0c	3.8c
	9	5.0c	3.5b	5.1b	4.7b	7.6b	6.4b	5.6c	5.5c	6.7b	6.1b	5.8b	5.4c	4.2b	5.5b
	12	6.8b	5.0a	7.5a	6.5a	9.8a	8.5a	7.3b	7.3b	8.7a	8.4a	7.8a	6.7a	5.9a	7.4a
	15	7.2a	5.2a	7.5a	6.7a	9.9a	8.5a	7.6a	7.7a	8.9a	8.5a	7.8a	7.3b	5.8a	7.6a
DMCc	6	17.5c	20.8d	19.1c	20.1d	16.4c	18.8d	18.7c	18.7c	18.2c	19.9d	17.7c	18.3c	17.3c	18.6c
	9	26.0b	29.8c	28.0b	29.1c	24.5b	28.0c	28.9b	26.9b	25.9b	30.1c	26.6b	26.5b	27.7b	27.5b
	12	29.6a	31.6b	32.3a	32.0b	27.7a	29.7b	30.1a	31.0a	30.4a	32.5b	29.4a	29.7a	31.0a	30.5a
	15	29.8a	33.6a	31.8a	32.9a	27.7a	31.6a	30.1a	30.4a	30.7a	33.8a	28.8a	29.9a	30.9a	30.9a
FRWd	6	1.7c	0.9c	0.8c	0.4c	1.3c	1.2c	1.5c	1.8c	1.2c	1.8c	1.2c	1.8c	1.0c	1.3c
	9	5.7b	1.8b	2.4b	1.2b	4.6b	3.2b	4.1b	4.9b	2.7b	5.0b	4.2b	5.6b	2.8b	3.8b
	12	6.9a	2.9a	3.0a	1.6a	6.1a	5.4a	5.1a	6.0a	4.7a	6.3a	5.8a	7.1a	3.7a	5.0a
	15	7.0a	2.9a	3.0a	1.7a	6.1a	5.5a	5.1a	6.0a	4.8a	6.3a	5.9a	7.1a	3.8a	5.0a
HIe	6	0.3c	0.2b	0.2b	0.1b	0.2c	0.2c	0.2c	0.2d	0.2c	0.3c	0.2b	0.2c	0.2c	0.2d
	9	0.4b	0.4a	0.2b	0.2a	0.4b	0.3b	0.3b	0.4c	0.4b	0.4b	0.4a	0.4b	0.4b	0.3c
	12	0.5a	0.4a	0.3a	0.2a	0.5a	0.3b	0.3b	0.5b	0.5a	0.5a	0.4a	0.4b	0.4b	0.4b
	15	0.5a	0.4a	0.3a	0.2a	0.6a	0.4a	0.4a	0.7a	0.5a	0.5a	0.4a	0.5a	0.6a	0.5a

^aCrop age (MAP) at which traits were measured;

^bTotal carotenoid content (μg g⁻¹);

^cDry matter content (%);

^dFresh root weight (kg plant⁻¹);

^eHarvest index. For each genotype, means with the same letter are not statistically different; G1–G13 are genotypes defined in Table 1.