1Murphy B D, Martinuk S D. Equine chorionic gonadotropin[J]. Endocr Rev, 2001,12:27-44.
2Chupin D, Combarnous Y, Procureur R. Antagonistic effect of LH in commercially available gonadotrophins[J]. Therlogenology, 1994, 25:167.
3Goulding D, Williams D H, Roche J F, et et al. Factors affecting superovulation in heifers treated with PMSG[J]. Therlogenology, 1996, 45:765-773.
4Mapletoft R J, Pawlyshyn V, Garcia A, et al. Comparison of four different gonadotropin treatments for inducing superovulation in cows with 1:29 translocation[J]. Theriogenology,2000,33:282.
5Moor R M, Kruip A M, Green D. Intraovarian control of folliculogenesis: Limits to Superovulation[J]. Theriogenology,2003,(2):103-116.
6Greve T, CaUesen H, Hyttel P. Endocrine profiles and egg quality in the superovulsted cow[J]. Nord Vet Med, 2003,35:408-421.
7Looney C R, Bondioli K R, Hill K G, et al, Superovulation of donor cows with bovine follicle-stimulating hormone (bF-SH) produced by recombinant DNA technolngy[J]. Theriogenology ,1998 ,29:271.
8Willmott iN, Saundera J, Palasz A,et al. The effect of FSH/LH ratio in pituitary extracts on superovulatory response in the cow[J]. Theriogenology, 1999,33:347.
9Tribulo H, Bo G A, Jofre F, et al. The effect of LH concentration in a porcine pituitary extract and season on superovulatory response of Bos indicus heifers [J]. Theriogenology,1999,35:286.
10Page R D, Jordan J E, Johnson S K. Superovulation of Holstein heifers under heat stress with FSH-P or Folltropin[J].Theriogenology, 1995,31:236.