?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=ICRISAT+cooperative+regional+groundnut+yield+trials%2C+Malawi%2C+1983%2F84.&rft.title=Oil+Crops+Newsletter+&rft.date=1985&rft.pages=47-50&rft.issue=2&rft.genre=article