?url_ver=Z39.88-2004&rft_id=10.1186%2F2193-1801-2-574&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=S&rft.au=Gopalakrishnan%2C+S&rft.aulast=Gopalakrishnan&rft.atitle=Plant+growth-promoting+activities+of+Streptomyces+spp.+in+sorghum+and+rice&rft.title=SpringerPlus+&rft.date=2013&rft.pages=1-8&rft.issue=574&rft.genre=article