6Chittenden L M, et al. A detailed RFLP map of Sorghum bicolor x S.propinquum, suitable for high-density mapping, suggests ancestral duplication of Sorghum chromosomes or chromosomal segments. Theor Appl Genet, 1994, 87:925~933
7Doggett H. Sorghum, 2nd edn. Johm wiley and Sons, 1988, New York
8Sun Yi. Mutant rate of Genetic Variation and Biological Evolution [J]. Fossil, 1994,(4):20-21
9Snowden J D. Cultivated races of Sorghum. London: adlard and Sons. 1979. 247
10Ross B J. Silk sorghum [J]. Agnole-Dorwin.1999,784:3