?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=S+C&rft.au=Gupta%2C+S+C&rft.aulast=Gupta&rft.atitle=Mechanical+Harvesting+of+Extra-shortduration+Pigeonpea&rft.title=International+Pigeonpea+Newsletter&rft.issn=0255-786X&rft.date=1990&rft.pages=14-15&rft.issue=12&rft.genre=article