?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=G+K&rft.au=Bhatia%2C+G+K&rft.aulast=Bhatia&rft.atitle=Maintenance+of+genetic+purity+in+pigeonpea+seed&rft.title=International+Pigeonpea+Newsletter&rft.issn=0255-786X&rft.date=1983&rft.volume=2&rft.pages=27-28&rft.genre=article