matrix file = "matrix.txt"
chromosomes = 12
LOD for core grouping = 16
minimum LOD for grouping = 4
missing value screening ratio = 0.4
1 : 1 segregation chi_square threshold value = 1000
1 : 2 : 1 segregation chi_square threshold value = 50
1 : 3 segregation chi_square threshold value = 50
order plants = 0