?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=P.T.C.&rft.au=Nambiar%2C+P.T.C.&rft.aulast=Nambiar&rft.atitle=Effect+of+Rhizobium+Numbers+on+Nodulation+and+Dinitrogen+Fixation+in+Groundnut&rft.title=Experimental+Agriculture&rft.issn=0014-4797&rft.date=1983&rft.volume=19&rft.pages=243-250&rft.issue=3&rft.genre=article