?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Budhiraja%2C+R&rft.aulast=Budhiraja&rft.aufirst=R&rft.issue=7-8&rft.volume=25&rft.date=2002&rft.issn=+0250-541X+&rft.atitle=Microbial+diversity%3A+Significance%2C+conservation+and+application.&rft.title=National+Academy+Science+Letters&rft.pages=189-201&rft.genre=article