| 000 | 00515 a2200169 4500 | ||
|---|---|---|---|
| 020 | _a0521207088 | ||
| 080 |
_a631.461.5 _bS 852 N |
||
| 245 | 1 |
_aNitrogen fixation by free-living micro-organisms _cby W.D.P. Stewart |
|
| 260 |
_aLondon _bCambridge University Press _c1975 |
||
| 650 | _aNitrogen Fixation | ||
| 650 | _aMicro-Organisms | ||
| 440 |
_aNo. 6 _vInternational biological programme |
||
| 100 | 1 | _aStewart, W.D.P. | |
| 300 | _a453 p. | ||
| 040 | _aIARI, New Delhi | ||
| 901 | _a130185 | ||
| 999 |
_c80997 _d80997 |
||