000 | 00505 a2200193 4500 | ||
---|---|---|---|
245 | 1 | _aRole of Beijerinckia in the fertility of acid soils. | |
300 | _a98p. | ||
650 | _aAcid soils | ||
650 | _aFertility | ||
650 | _aPH | ||
650 | _aAzotobactor | ||
650 | _aNitrogen fixation | ||
650 | _aMinerals | ||
502 |
_cIARI, Division of Soil Science and Agricultural Chemistry, New Delhi _bPh.D. _d1962 |
||
502 | _gSen, A. | ||
100 | 1 |
_aBarooah, P.P. _d |
|
942 |
_2udc _cT |
||
901 | _aT1157 | ||
999 |
_c140741 _d140741 |