Table V. Digenic epistatic interactions.

Trait	QTL aa	Shared QTL ab	QTL ba	Shared QTL bb	Effect	r2
						%
GDH	3	No	8	No	−9.41	3.4
NR	11	No	15	Yes	4.29	1.5
GS	19	No	23	No	−0.54	2.9
AlaAT	25	No	28	No	57.61	1.2
AspAT	32	No	36	No	246.64	3.0
SDH	44	No	46	No	15.90	1.1
CS	49	No	50	No	−3.75	2.7
	47	No	52	Yes	4.45	3.6
	51	No	52	Yes	−4.24	3.3
AGPase	54	No	55	No	−43.85	2.8
	56	No	57	No	43.56	3.5
	55	No	59	No	−80.38	6.9
	58	No	59	No	−54.83	3.1
Biomass	75	Yes	76	No	−4.0743	3.2
	75	Yes	77	No	4.8573	1.0
PC1	84	Yes	86	No	0.38	2.1
	87	Yes	88	Yes	0.35	2.6

^aQTL are numbered the same as in Table III.

^bQTL shared by at least two traits.