?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=R&rft.au=Purushothaman%2C+R&rft.aulast=Purushothaman&rft.date=February+2017&rft.title=Traits+that+confer+post-flowering+drought+tolerance+in+short+duration+pigeonpea&rft.genre=proceeding