?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=B+I+G&rft.au=Haussmann%2C+B+I+G&rft.aulast=Haussmann&rft.atitle=Major+and+minor+genes+for+stimulation+of+striga+hermonthica+seed+germination+in+sorghum%2C+and+interaction+with+different+striga+populations&rft.title=Crop+Science&rft.date=2001&rft.volume=41&rft.pages=1507-1512&rft.issue=5&rft.genre=article