?url_ver=Z39.88-2004&rft_id=10.1007%2Fs11104-007-9428-9&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Acuna%2C+TL&rft.aulast=Acuna&rft.aufirst=TL&rft.issue=1-2&rft.volume=301&rft.date=2007&rft.issn=0032-079X&rft.atitle=Genotypic+differences+in+root+penetration+ability+of+wheat+through+thin+wax+layers+in+contrasting+water+regimes+and+in+the+field&rft.title=Plant+and+Soil&rft.pages=135-149&rft.genre=article