| 000 | 00480 a2200181 4500 | ||
|---|---|---|---|
| 041 | _aEng. | ||
| 082 |
_a574.133 _bB238m |
||
| 100 |
_aBergersen, F.J. , ed. _98436 |
||
| 245 | _aMethods for evaluating biological nitrogen fixation | ||
| 260 |
_aNew York _bJohn Wiley and Sons _c1980 |
||
| 300 | _ax,702p. illus. | ||
| 650 |
_aNitrogen-fixation _98450 |
||
| 650 |
_aMicroorganisms _98451 |
||
| 650 |
_aEnzymes _98452 |
||
| 650 | _aAlgae | ||
| 653 | _aBiology | ||
| 942 |
_2ddc _cGEN |
||
| 999 |
_c50202 _d50198 |
||