000 00408nam a2200133Ia 4500
008 220204s9999 xx 000 0 und d
082 _a631.461:573.6
_bDAD
245 0 _aBiotechnological approaches in soil microorganisms for sustainable crop production
260 _aJodhpur
_bScientific Publishers
_c1997
650 _aBiofertilizer
650 _aNitrogen fixation
700 _aDadarwal, K R
942 _cBK
999 _c41160
_d41160