?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=B+R&rft.au=Ntare%2C+B+R&rft.aulast=Ntare&rft.atitle=Intercropping+Morphologically+Different+Cowpeas+With+Pearl+Millet+in+a+Short+Season+Environment+in+the+Sahel&rft.title=Experimental+Agriculture&rft.date=1990&rft.volume=26&rft.pages=41-47&rft.issue=1&rft.genre=article