?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=S+N&rft.au=Nigam%2C+S+N&rft.aulast=Nigam&rft.atitle=Genetics+of+Non-nodulation+in+Groundnut+(Arachis+hypogaea+L.)&rft.title=Oleagineux&rft.issn=1258-8210&rft.date=1980&rft.volume=35&rft.pages=453-455&rft.issue=10&rft.genre=article