?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=T+A+Van&rft.au=Mourik%2C+T+A+Van&rft.aulast=Mourik&rft.atitle=Purple+witchweed+(Striga+hermonthica)+germination+and+seedbank+depletion+under+different+crops%2C+fallow%2C+and+bare+soil&rft.title=Weed+Biology+and+Management&rft.issn=1444-6162&rft.date=2011&rft.volume=11&rft.pages=100-110&rft.issue=2&rft.genre=article