?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=S+D&rft.au=Singh%2C+S+D&rft.aulast=Singh&rft.atitle=Brown+leaf+spot+of+pearl+millet+caused+by+Bipolaris+urochloae+in+Zimbabwe+&rft.title=Plant+Disease&rft.issn=0191-2917&rft.date=1990&rft.volume=74&rft.pages=931-932&rft.issue=11&rft.genre=article