?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=M+D&rft.au=Abdurahman%2C+M+D&rft.aulast=Abdurahman&rft.atitle=The+root+system+and+N+uptake+of+a+safflower+crop+(Carthamus+tinctorius+L.)&rft.title=Crop+Research+(Hisar)+&rft.issn=0970-4884&rft.date=1999&rft.volume=17&rft.pages=22-27&rft.issue=1&rft.genre=article