Table 4.

Non-additive SSPs accumulation patterns in the reciprocal hybrids.

Hybrids	Non-additive protein type
	++a	+b	+−c	−d
Zheng 58 × Chang 7-2	0	3	2	2
Chang 7-2 × Zheng 58	1	4	3	0

^a++, above high parent expression;

^b+, high parent expression;

^c+−, partial dominance;

^d−, low parent expression.