@article{
  author = {Mehrpouyan, Mehdi, golchin, ahmad, jamshidi, soleiman},
  title = {Effects of four nitrogen fertilizer sources on seed and oil yield of rapeseed and nitrogen residues in the soil},
  journal = {Agroecology Journal},
  year = {2011},
  volume = {7},
  issue = {2},
  pages = {53-61},
  doi = {},
  url = {https://sanad.iau.ir/fa/Article/1124661}
}