?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=J&rft.au=Ndjeunga%2C+J&rft.aulast=Ndjeunga&rft.atitle=Stochastic+dominance+analysis+of+soil+fertility+restoration+options+on+sandy+Sahelian+soils+in+Southwest+Niger&rft.title=Experimental+Agriculture&rft.date=2005&rft.volume=41&rft.pages=227-244&rft.genre=article