| 000 | 00478 a2200169 4500 | ||
|---|---|---|---|
| 020 | _a9200110789 | ||
| 080 |
_a621.039.8:631.847.21(063) _bI61I |
||
| 245 | 1 |
_aIsotopes in biological dinitrogen fixation _bProceedings |
|
| 260 |
_aVienna _bI.A.E.A. _c1978 |
||
| 650 | _aIsotopes | ||
| 700 | _aInternational Atomic Enrgy Agency | ||
| 440 | _aPanel proceedings series | ||
| 100 |
_a _d |
||
| 300 | _a316 p. | ||
| 040 | _aIARI, New Delhi | ||
| 901 | _a157720 | ||
| 999 |
_c77291 _d77291 |
||