?url_ver=Z39.88-2004&rft_id=10.1177%2F0030727019827028&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=C+J+M&rft.au=Almekinders%2C+C+J+M&rft.aulast=Almekinders&rft.atitle=Understanding+the+relations+between+farmers%E2%80%99+seed+demand+and+research+methods%3A+The+challenge+to+do+better&rft.title=Outlook+on+Agriculture+(TSI)&rft.issn=0030-7270&rft.date=2019&rft.volume=48&rft.pages=16-21&rft.issue=1&rft.genre=article