@article{
  author = {Abtahi, سید مرتضی, Bagherzadeh, کریم},
  title = {The effectof number and frequency ofscarification on survivaland regenerationofAstragalusgossypinusFischer},
  journal = {Natural Ecosystems of Iran},
  year = {2015},
  volume = {5},
  number = {4},
  pages = {35-46},
  doi = {}
}