000 00441nam a2200157Ia 4500
008 140205s9999 xx 000 0 und d
020 _a8172330847
082 _a572.545/PRA
100 _aPrasad A B
245 _aBiology and application of nitrogen fixing organisms; problems & prosperity
260 _bScientific publishers
_aJodhpur
_c1994
300 _a338
650 _anitrogen fixing
700 _aVaisham Payan,A
942 _2ddc
_cBK
999 _c3359
_d3359