?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=E+M&rft.au=Minja%2C+E+M&rft.aulast=Minja&rft.atitle=Screening+Groundnut+Breeding+Lines+for+Resistance+to+Aphids%2C+Aphis+craccivora+Koch&rft.title=International+Arachis+Newsletter&rft.issn=1010-5824&rft.date=1999&rft.volume=19&rft.pages=21-23&rft.genre=article