Table 5.

Multiplicative effects analysis of variance of AMMI model for studied traits in sugar beet genotypes.

Source of variation	df	Sum of squares	Mean of squares	Relative variance (%)	Cumulative variance (%)
Root yield (RY)
IPCA1	25	21,908.23	876.32**	57.30	57.30
IPCA2	23	5792.93	251.86**	15.20	72.50
IPCA3	21	4551.09	216.71**	11.90	84.40
IPCA4	19	2523.79	132.83**	6.60	91.00
Noise	65	3425.29	52.69ns	9.00	100
White sugar yield (WSY)
IPCA1	25	515.10	20.60**	53.40	53.40
IPCA2	23	186.46	8.10**	19.30	72.70
IPCA3	21	130.98	6.23**	13.60	86.30
Noise	84	132.59	1.57ns	13.70	100
Sugar content (SC)
IPCA1	25	148.49	5.93**	56.40	56.40
Noise	128	114.59	0.89ns	43.60	100
Extraction coefficient of sugar (ECS)
IPCA1	25	1379.25	55.17**	47.30	47.30
IPCA2	23	563.48	24.49**	19.30	66.60
Noise	105	974.23	9.27ns	33.40	100

ns, *, **: non-significant and significant at five and one percent probability levels, respectively.