| 000 | 00417nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 170101s1980 xx 000 0 und d | ||
| 082 | _a631.847 B47M | ||
| 100 | _aBERGERSEN, F.J | ||
| 245 | 0 | _aMethods for evaluating biological nitrogen fixation | |
| 260 |
_bChichester _c1980 |
||
| 300 | _a702p | ||
| 650 | _aNITROGEN -- FIXATION -- MEASUREMENT | ||
| 653 | _aNITROGEN -- FIXATION -- MEASUREMENT | ||
| 942 |
_2ddc _cB |
||
| 999 |
_c82154 _d82154 |
||