| 000 | 00322 a2200133 4500 | ||
|---|---|---|---|
| 080 |
_a547:661.5 _bE 71 F |
||
| 245 | 1 |
_aFixation of atomospheric nitrogen _cby F.A. Ernst |
|
| 260 |
_aLondon _c1928 |
||
| 650 | _aFixation | ||
| 650 | _aAtmospheric Nitrogen | ||
| 100 | 1 |
_aErnst, F.A. _d |
|
| 300 | _aix, 154 p. | ||
| 901 | _a220 | ||
| 999 |
_c51834 _d51834 |
||