@article{
  author = {},
  title = {Effect of hormone therapy on lambing performance of Zandi ewes at different ages under 3 lambing in 2 years schedule},
  journal = {Journal of Veterinary Clinical and Laboratory Research(JLACSR)},
  year = {2012},
  volume = {6},
  number = {18},
  pages = {39-46},
  doi = {}
}