?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=G&rft.au=Nyamadzawo%2C+G&rft.aulast=Nyamadzawo&rft.atitle=Maize+yields+under+coppicing+and+non+coppicing+fallows+in+a+fallow%E2%80%93maize+rotation+system+in+central+Zimbabwe+&rft.title=Agroforestry+Systems&rft.issn=1572-9680&rft.date=2011&rft.pages=1-14&rft.genre=article