4Nandi S,Raghu H M,Ravindranatha B M,et al.Production of buffalo (Bubalus bubalis) embryos in vitro:Premises and promises[J].Reprod Domest Anim,2002,37(2):65-74.
5Zicarelli L,Esposito L,Campanile G,et al.Effects of using vasectomized bulls in artificial insemination practice on the reproductive efficiency of Italian buffalo cows[J].Anim Reprod Sci,1997,47(3):171-180.
6Wu W,Han J,Cao R,et al.Sequence and regulation of the porcine FSHR gene promoter[J].Anim Reprod Sci,2015,154:95-104.
7Khan F A,Das G K,Pande M,et al.Alterations in follicular fluid estradiol,progesterone and insulin concentrations during ovarian acyclicity in water buffalo (Bubalus bubalis)[J].Anim Reprod Sci,2012,130(1-2):27-32.
8Perera B M.Reproductive cycles of buffalo[J].Anim Reprod Sci,2011,124(3-4):194-199.
9Di Francesco S,Novoa M V,Vecchio D,et al.Ovum pick-up and in vitro embryo production (OPU-IVEP) in Mediterranean Italian buffalo performed in different seasons[J].Theriogenology,2012,77(1):148-154.
10Pontes J,Sterza F M,Basso A,et al.Ovum pick up,in vitro embryo production,and pregnancy rates from a large-scale commercial program using Nelore cattle (Bos indicus) donors[J].Theriogenology,2011,75(9):1640-1646.