REFERENCES

1. Lander, E. S., P. Green, J. Abrahamson, A. Barlow, M. Daley, S. Lincoln and L. Newburg (1987) MAPMAKER: An interactive computer package for constructing primary genetic linkage maps of experimental and natural populations. Genomics 1, 174$-$181.

2. T. Williams and C. Kelley (1993) GNUPLOT: An Interactive Plotting Program. Version 3.5