@article{
  author = {Joudi, Mehdi, mehri, shahram},
  title = {The Study of Source-Sink Relations by Comparison of Weight and Grain in the Modern and Old Wheat Cultivars},
  journal = {Journal of Crop Ecophysiology},
  year = {2017},
  volume = {11},
  number = {43},
  pages = {469-484},
  doi = {}
}