@article{
  author = {Mohamadvarzi, R., Habibi, D., Vazan, S., Pazoki, A., Nooralvandi, T.},
  title = {Effect of plants growth promoting rhizobacteria and nitrogen fertilizer on quantitative and qualitative characters of sunflower (Helianthus annus L.)},
  journal = {New Finding in Agriculture},
  year = {2011},
  volume = {5},
  number = {19},
  pages = {301-313},
  doi = {}
}