?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=S+N&rft.au=Silim%2C+S+N&rft.aulast=Silim&rft.atitle=Cropping+systems%2C+uses%2C+and+primary+in+situ+characterization+of+Tanzanian+pigeonpea+(Cajanus+cajan+(L.)+Millsp.)+landraces&rft.title=Genetic+Resources+and+Crop+Evolution&rft.issn=1573-5109&rft.date=2005&rft.volume=52&rft.pages=645-654&rft.issue=6&rft.genre=article