Table 2.

Statistics of SNP discovered by RAD tag sequencing of parents and their progeny

Sample		Number of detected SNPs	Number of homozygous SNPs	Homozygous rate (%)	Number of heterozygous SNPs	Heterozygous rate (%)
Honeycrisp		732,685	533,016	72.75	199,669	27.25
Qinguan		757,736	560,466	73.97	197,270	26.03
Progeny	Average	296,901	222,337	74.89	74,564	25.11
	Maximum	609,057	450,471		165,776
	Minimum	98,209	75,132		23,077
	Total	100,946,295	75,594,513		25,351,782
All samples		102,436,716	76,687,995		25,748,721