?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=S&rft.au=Tobita%2C+S&rft.aulast=Tobita&rft.isbn=978-90-481-2541-8&rft.date=2011&rft.title=Identification+of+plant+genetic+resources+with+high+potential+contribution+to+soil+fertility+enhancement+in+the+Sahel%2C+with+special+interest+in+fallow+vegetation&rft.tpages=1363&rft.btitle=Innovations+as+Key+to+the+Green+Revolution+in+Africa&rft.genre=bookitem