| 000 | 00446 a2200169 4500 | ||
|---|---|---|---|
| 020 | _a0198545401 | ||
| 080 |
_a581.133.1 _bB875N |
||
| 245 | 1 |
_aNitrogen fixation _cedited by W.J. Broughton |
|
| 260 |
_aOxford _bClarendon Press _c1981 |
||
| 650 | _aNitrogen Fixation | ||
| 700 | _aBroughton, W.J., ed. | ||
| 500 | _aVol. 1 : Ecology | ||
| 100 |
_a _d |
||
| 300 | _a306 p. | ||
| 040 | _aIARI, New Delhi | ||
| 901 | _a156382 | ||
| 999 |
_c73228 _d73228 |
||