matrix file = "matrix.txt"
chromosomes = 12
LOD for core grouping = 20
minimum LOD for grouping = 3
missing value screening ratio = 0.2
1 : 1 segregation chi_square threshold value = 20
1 : 2 : 1 segregation chi_square threshold value = 20
1 : 3 segregation chi_square threshold value = 20
order plants = 0