@article{
  author = {عبدزاد گوهري, علي},
  title = {The effect of nitrogen and potassium on yield, and agronomic traits of cowpea (Vigna unguiculata L.) in dry conditions},
  journal = {research in crop science},
  year = {2011},
  volume = {3},
  number = {10},
  pages = {75-85},
  doi = {}
}