. 2024 May 20;10(10):e31569. doi: 10.1016/j.heliyon.2024.e31569

Table 2.

Analysis of variance of 351 sweet potato genotypes investigated with four check varieties in an augmented experimental design.

Source of variation	df	Mean sum of square (MSS)
Source of variation	df	FW	RN	RW	MRN	MRW
Genotype (unadjusted)	354	78605**	13.341**	110952**	2.596*	84155**
Block (adjusted)	9	67038**	4.4152^ns	219264***	8.188***	204954***
Check	3	161885***	13.0252^ns	156124*	2.294^ns	150795*
Genotype (without check)	350	77893***	13.3142**	103796**	2.409*	78201**
Check + Genotype	1	78150^ns	23.6363^ns	2480134***	68.757***	1968213***
Residuals	36	19423	6.0614	50401	1.398	38331
CV (%)		35.5	38.9	41.8	46.3	49.2

^df degrees of freedom, ^CV coefficient of variation, ***significant at p < 0.001, **significant at p < 0.01, *significant at p < 0.05, ^NS non-significant, ^FW average foliage fresh weight per plant (g), ^RN average storage root number per plant, ^RW average storage root weight per plant (g), ^MRN marketable storage root number per plant and ^MRW marketable storage root weight per plant (g).