?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Sharma%2C+S+B&rft.aufirst=S+B&rft.aulast=Sharma&rft.issn=0032-079X&rft.pages=133-139&rft.atitle=Role+of+Scutellonema+clathricaudatum+in+etiology+of+groundnut+growth+variability+in+Niger&rft.volume=143&rft.issue=1&rft.title=Plant+and+Soil&rft.date=1992&rft.genre=article