highly significantP < 0.001
For each analysis, genome-wide thresholds for suggestive ( P < 0.63), significant ( P < 0.05) and highly significant ( P < 0.001) QTL were determined by 1000 permutations.
For each analysis, genome-wide thresholds for suggestive ( P < 0.63), significant ( P < 0.05) and highly significant ( P < 0.001) QTL were determined by 1000 permutations.