@article{
  author = {Noorbakhshian, Seyed Jalil},
  title = {Effects of Mix Cropping of Alfalfa and Annual Ryegrass on Forage Production},
  journal = {Journal of Rangeland Science},
  year = {2015},
  volume = {5},
  number = {2},
  pages = {11-122},
  doi = {}
}