?url_ver=Z39.88-2004&rft_id=10.1016%2Fj.fcr.2014.10.008&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Bielders%2C+C+L&rft.aufirst=C+L&rft.aulast=Bielders&rft.issn=0378-4290&rft.pages=165-175&rft.atitle=Millet+response+to+microdose+fertilization+in+south%E2%80%93western+Niger%3A+Effect+of+antecedent+fertility+management+and+environmental+factors&rft.volume=171&rft.title=Field+Crops+Research&rft.date=2015&rft.genre=article