?url_ver=Z39.88-2004&rft_id=10.1016%2Fj.still.2016.12.007&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=E+N&rft.au=Masvaya%2C+E+N&rft.aulast=Masvaya&rft.atitle=Tillage%2C+mulch+and+fertiliser+impacts+on+soil+nitrogen+availability+and+maize+production+in+semi-arid+Zimbabwe&rft.title=Soil+and+Tillage+Research&rft.issn=0167-1987&rft.date=May+2017&rft.volume=168&rft.pages=125-132&rft.genre=article