Korean Journal of Breeding Science :eISSN 2287-5174 / pISSN 0250-3360

Table. 2.

Goodness-of-fit test for segregation ratio of reactions of the 75 and 65 recombinant inbred lines (RILs) in the Daepung×Socheong2 population following inoculation with the respective P. sojae isolates 40412 and 2457.

Isolates Parents and RIL population Numbersz Goodness-of-fity

Observed Expected


R S R S χ2 p
40412 Daepung 12
Socheong2 12
RIL population 20 55 37.5 37.5 15.4 0.00008

2457 Daepung 12
Socheong2 12
RIL population 23 42 32.5 32.5 4.98 0.025

zR, resistance; S, susceptibility.

yYates’s correction (Yates 1934) for continuity is used to adjust the formula for Pearson’s chi-square test.

Korean J. Breed. Sci. 2020;52:398-407 https://doi.org/10.9787/KJBS.2020.52.4.398
© 2020 Korean J. Breed. Sci.