?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=K+L&rft.au=Sahrawat%2C+K+L&rft.aulast=Sahrawat&rft.atitle=Kinetics+of+urea+hydrolysis+in+soils&rft.title=Fertiliser+News&rft.issn=0015-0266+&rft.date=1980&rft.volume=25&rft.pages=12-13&rft.issue=8&rft.genre=article