?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=S+B&rft.au=Sharma%2C+S+B&rft.aulast=Sharma&rft.atitle=Plant+parasitic+nematodes+associated+with+groundnut+in+Niger&rft.title=Tropical+Pest+Management&rft.issn=0143-6147&rft.date=1990&rft.volume=36&rft.pages=71-72&rft.issue=1&rft.genre=article