00628nam a22001937a 450000500170000001000130001702000120003003500130004203700160005504000120007108200150008311000600009824500940015826000540025227000510030630000220035765000320037965000230041120170124110258.0  aB-093487  c1100.00  aB-093487  bCen Lib/Ret  aDPLbEN  a660.6bBIO  aIndia. National Institute of Industrial Research, Delhi  aBiotechnology hand book /cby India. National Institute of Industrial Research, New Delhi  aDelhibNational Institute of Industrial Research   a106-E, Kamla Nagar, P.E.No.2162bDelhie110007  a682p. c20cm(pbk)  aOrganisms of biotechnology   aNitrogen fixation