Stability and Adaptability of Yield among Earliness Sweet Corn Hybrids in West Java, Indonesia

Table 5

GGE biplot analysis for earliness and yield of sweet corn hybrids in West Java.

Source of variance	DF	Male flowering			Yield
		Mean sq.	%	Acum	Mean sq.	%	Acum
PC1	21	25.2236	55.6	55.6	26.3239	53.3	53.3
PC2	19	13.4791	26.9	82.5	14.3307	26.3	79.6
PC3	17	4.7578 ns	8.5	91.0	6.0466	9.9	89.5
PC4	15	4.2246 ns	6.7	97.7	4.1606 ns	6.0	95.5
PC5	13	1.6115 ns	2.2	99.9	2.5247 ns	3.2	98.7
PC6	11	0.1409 ns	0.2	100.1	1.1982 ns	1.3	100.0

, and ns: significant at the 0.01 and 0.05 probability levels, respectively, and nonsignificant.