7KNAPP S J, BRIDGES W C. Using molecular markers to estimate quantitative trait locus parameters:power and genetic variances for unreplicated and replicated progeny [J]. Genetics ,1990,126:769 -777.
8GRAF J D. Sex linkage of malic enzyme in Xenopus laevis[J]. Experientia, 1989,45:194 - 196.
9ALEKHOVA T,SOFIN A ,KOBELKOVA T,et al. Sex-linked differences in activity of enzymes in the blood of the urodeleamphibian Pleurodeles waltl [J]. Comp Biochem Physiol Part A,2001,130:819 -$25.
10BASAGLIA F. Muhilocus isozyme systems in African lungfish, Protopterus annectens :distribution,differential expression and variation in dipnoans [J]. Comp Biochem Physiol Part B,2002,131:89 - 102.