?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=M+C&rft.au=Estep%2C+M+C&rft.aulast=Estep&rft.atitle=Genetic+Diversity+of+a+Parasitic+Weed%2C+Striga+hermonthica%2C+on+Sorghum+and+Pearl+Millet+in+Mali&rft.title=Tropical+Plant+Biology&rft.date=2011&rft.volume=4&rft.pages=91-98&rft.genre=article