4Ellergren H. First gene on the avian W chromosome (CHD) provides a tag for universal sexing of non -retire birds [ J ]. Proc. R. Soe. Lond. B. Boh Sci., 1996, 263:1635-1641.
5Ogawa A, I Solovei , N Hutchison, et al. Molecular characterization and cytological mapping of a non - repetitive DNA sequence region from the W chromosome of chicken and its use as an universal probe for sexing carinatae birds [ J ]. Chromosome Res. , 1997, 5(2): 93-101.
6Nakamura D, T R Tiersch, M Douglass, et at. Rapid identification of sex in birds by flow cytometry [J]. Cytogenet Cell Genet. , 1990, 53(4) : 201-205.
7Steven L . Avian Biochemistry and Molecular Biology [M]. Press Syndicate of the University of Cambridge, 1996. 129-130.
8Uryu N, Y Nagata, K Ito, et al. Determination of the sex of chickens by a biotin -labeled deoxyribonucleic acid probe[J]. Poult. Sci., 1989, 68(6) :850 -853.
9Smith CA. Sex determination in birds: HINTs from the W sex chromosome? [J]. Sex Dev., 2007, 1(5) : 279 -285.
