The Stability of Sugar Yield in Promising Sugarcane Genotypes (Saccharum officinarum L.)

Table 8

Variance analysis of genotype × environment interaction using AMMI’s method.

Source	DF	Type I SS	Mean square	F value	Pr > F	%	% justification
Y	2	316.20	158.10	149.92	0.0001
L	2	78.48	39.24	37.21	0.0001
	4	713.49	178.37	169.15	0.0001	—
Block ()	18	85.93	4.77	4.53	0.0001
	29	107.49	3.71	3.51	0.0001
	58	89.19	1.54	1.46	0.0189	18.3
IPC1	36	73.44	2.04	1.77	0.004		26.59
IPC2	34	52.7	1.55	1.34	0.098		19.03
IPC3	32	42.88	1.34	1.16	0.251		15.52
IPC4	30	34.5	1.15	1	0.473		12.5
IPC5	28	25.76	0.92	0.8	0.757		9.37
IPC6	26	21.06	0.81	0.7	0.862		7.63
IPC7	24	14.88	0.62	0.54	0.965		5.41
IPC8	22	11	0.5	0.43	0.99		3.95
	58	58.91	1.02	0.96	0.55
	116	128.43	1.11	1.05	0.36
Error	522	550.46	1.05

and significant at the 5 and 1 percent levels, respectively.