6W.L.Li,Y.Liu,Y.C.Yu. Prolactin plays a stimulatory role in ovarian follicular development and egg laying in chicken hens[J].Domestic Animal Endocrinology,2011.57-66.
7Oubre C M,D'Hondt E,Moore R W. The chicken pituitary expresses an ovoinhibitor-like protein in subpopulations of some,but not all,hormone-producing cell types[J].Domestic Animal Endocrinology,2003,(04):389-397.
8K.M.A.Zoheir,R.G.Ahmed. Patterns of folliculo genesis in ducks following the administration of a gonadotropin releasing hormone 1(GnRH)analogue[J].Journal of Genetic Engineering and Biotechnology,2011,(12):1202-1204.
9Kosonsiriluk S,Sartsoongnoen N,Chaiyachet O. Vasoactive in testinal peptide and its role in continuous and seasonal reproduction in birds[J].General and Comparative Endocrinology,2008.88-97.
