?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=H+D&rft.au=Upadhyaya%2C+H+D&rft.aulast=Upadhyaya&rft.atitle=Crop+Germplasm+and+wild+relatives%3A+a+source+of+novel+variation+for+crop+improvement&rft.title=Korean+journal+of+crop+science&rft.issn=0252-9777&rft.date=2008&rft.volume=53&rft.pages=12-17&rft.genre=article