?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=R+P&rft.au=Thakur%2C+R+P&rft.aulast=Thakur&rft.atitle=Pathogen+diversity+and+plant+disease+management&rft.title=Indian+Phytopathology&rft.date=1999&rft.volume=52&rft.pages=1-9&rft.issue=1&rft.genre=article