?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=P+S&rft.au=Raju%2C+P+S&rft.aulast=Raju&rft.atitle=Effects+of+N%2C+P+and+K+on+Striga+asiatica+(L.)+Kuntze+seed+germination+and+infestation+of+sorghum&rft.title=Weed+Research&rft.issn=0043-1737&rft.date=1990&rft.volume=30&rft.pages=139-144&rft.issue=2&rft.genre=article