?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=G+J&rft.au=O'Leary%2C+G+J&rft.aulast=O'Leary&rft.atitle=A+simulation+study+of+the+response+of+plant-type+and+nitrogen+fertilization+on+the+grain+yield+of+pearl+millet&rft.title=Annals+of+Arid+Zone&rft.date=2008&rft.volume=47&rft.pages=121-137&rft.issue=2&rft.genre=article