?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=W&rft.au=Mupangwa%2C+W&rft.aulast=Mupangwa&rft.atitle=Cumulative+effects+of+reduced+tillage+and+mulching+on+soil+properties+under+semi-arid+conditions&rft.title=Journal+of+Arid+Environments&rft.issn=0140-1963&rft.date=2013&rft.volume=91&rft.pages=45-52&rft.genre=article