TABLE 1.
Marker genotype
|
Frequency of QTL genotype
|
||||||
---|---|---|---|---|---|---|---|
Group | Sample size | Frequency | j | j + 1 | Distribution of | ||
1 | n1 | + | + | ||||
2 | n2 | + | − | ||||
3 | n3 | − | + | ||||
4 | n4 | − | − |
and , where , , and are the recombination frequencies between marker j and the QTL, between the QTL and marker j + 1, and between markers j and j + 1, respectively. “+” denotes homozygote for the marker genotype and “−” denotes heterozygote. and represent the distributions for the two QTL genotypes QQ and Qq, respectively.