@article{
  author = {Behdadaian, Alireza, Soltani, Afshin, Ajamnorozi, Hosein, Zeynali, Ebrahim},
  title = {Evaluation of nitrogen nutrition of canola (Brassica napus L.) in Gorgan area, Iran},
  journal = {Agroecology Journal},
  year = {2014},
  volume = {9},
  number = {4},
  pages = {13-24},
  doi = {}
}