Table 1.

Phenotypic traits evaluated in this study.

Trait	Abbreviation	Continuous or categorical value	Number of levels	Description	Rate of missing value in parental population	Rate of missing value in combined population
Harvest time	HarT	Continuous	—	Number of days to harvest from July 1st	0	0
Fruit weight	FruW	Continuous	—	Mature Fruit weight (g)	0	0
Flesh firmness	FruH	Continuous	—	Magness-Taylor pressure test (lb)	0.01	0.004
Sugar content	SugC	Continuous	—	Total soluble solid content of juice (%)	0.01	0.004
Acid content	Aci	Continuous	—	pH of juice	0.01	0.004
Fruit skin color	FruC	Categorical	5	Smooth (russet formation on 0–20% of the surface area of mature fruit), smooth (20–75%), smooth (75–95%) middle (95–99%), russet (100%) (visual)	0.02	0.005
Preharvest fruit drop	FruD	Continuous	—	Ratio of preharvest fruit drop (visual)	0	0
Heart rot	HeaR	Continuous	—	Ratio of heart rot (visual)	0.01	0.004
Watercore	WatC	Continuous	—	Ratio of watercore (visual)	0.01	0.004
Severe watercore	SWatC	Continuous	—	Ratio of severe watercore (visual)	0.03	—
Fruit shape in longitudinal section	FruS	Categorical	5	Round, oblate, broad elliptical, oval, obovate (visual)	0.05	—
Rust	Rust	Categorical	4	None, a few, intermediate, many (visual)	0.07	—
Appearance	Appear	Categorical	5	Very bad, bad, intermediate, good, very good (sensory)	0.09	—
Groove	Groove	Categorical	3	None, a few, many (visual)	0.08	—
Resistance to black spot 1	BSR1	Categorical	3	Weak, intermediate, strong (visual)	0.02	—
Resistance to black spot 2	BSR2	Categorical	2	Susceptibility, resistance (visual)	0.02	—
Vigor of tree	TreV	Categorical	3	Weak, intermediate, strong (visual)	0.02	—
Number of spurs	SpuN	Categorical	3	few, intermediate, many (visual)	0.02	—