TABLE 5

Data analysis of stamen length and pistil length from Bradshaw et al. (1998)

Stamen length (mm)Pistil length (mm)
D = (P1 - P2)/29.010.2
nd, number of detected QTL55
M, mean QTL effect2.22.7
amin, minimum QTL effect1.61.7
Var(S), segregation variance16.021.1
NF2, number of F2’s465465
QTL [θ from (11)]12.0 {4.3, 25.8}8.2 {2.9, 17.6}
CWZ (C = 1, = 0.413)6.5 {4.8, 8.2}6.1 {4.5, 7.7}
CWZ (C = 1, = 1/2)4.1 {3.4, 4.7}3.9 {3.3, 4.6}
  • An exponential distribution of effect sizes was assumed. The average rate of recombination among pairs of loci (0.413) was estimated from Equation 9.3 of Lynch and Walsh (1998) using data from Figure 3 of Bradshaw et al. (1998).