?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=K&rft.au=Hayashi%2C+K&rft.aulast=Hayashi&rft.atitle=Evaluation+of+application+timing+in+fertilizer+micro-dosing+technology+on+millet+production+in+Niger%2C+West+Africa&rft.title=Nutrient+Cycling+in+Agroecosystems&rft.issn=1385-1314&rft.date=2008&rft.volume=80&rft.pages=257-265&rft.issue=3&rft.genre=article