| 000 | 006110000a22001930004500 | ||
|---|---|---|---|
| 090 |
_aAR _b01912 |
||
| 245 | 1 | 0 | _aArboles que fijan nitrogeno: potenciales y limitaciones |
| 650 | 1 | 4 |
_aEspecies maderables _992882 |
| 650 | 1 | 4 |
_aFijación de nitrógeno _94171 |
| 650 | 1 | 4 |
_aInventarios _992201 |
| 650 | 1 | 4 |
_aHorticultura _995223 |
| 651 | 4 |
_pHawaii _992749 |
|
| 041 | 0 | _aEspañol | |
| 700 | 1 |
_aVan Den Beldt, R. _995370 |
|
| 700 | 1 |
_aMacDicken, K. _995371 |
|
| 100 | 1 |
_aBrewbaker, J. L. _995372 |
|
| 942 | _cARTICULO | ||
| 773 | 1 |
_tBiological Nitrogen Fixation, Technology for Tropical Agriculture _3641 _q1-13 _d1992? |
|
| 999 |
_c10989 _d10989 |
||