?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=S+N&rft.au=Nigam%2C+S+N&rft.aulast=Nigam&rft.atitle=Efficiency+of+physiological+trait-based+and+empirical+selection+approaches+for+drought+tolerance+in+groundnut&rft.title=Annals+of+Applied+Biology&rft.date=2005&rft.volume=146&rft.pages=433-439&rft.issue=4&rft.genre=article