| 000 | 00932nas a2200289 a 4500 | ||
|---|---|---|---|
| 008 | 240624u1960 us ||||| |||| 00| 0 enk d | ||
| 022 | 0 | 0 | _a00385832 |
| 245 | 0 | 0 | _aSoviet Soil Science / |
| 260 | 0 | 0 |
_aWashington : _bAmerican Institute of Biological Sciences ; _c1960 - |
| 300 | 0 | 0 | _av. |
| 650 | 0 | 4 |
_aCIENCIAS BIOLÓGICAS _96953 |
| 650 | 0 | 4 |
_aENERGÍA _93126 |
| 650 | 0 | 4 |
_aSUELO _9114 |
| 650 | 0 | 4 |
_aHUMUS _9776 |
| 650 | 0 | 4 |
_aTUNDRA _98826 |
| 650 | 0 | 4 |
_aRIEGO POR ASPERSIÓN _9831 |
| 650 | 0 | 4 |
_aMATERIA ORGÁNICA _91492 |
| 650 | 0 | 4 |
_aMINERALOGÍA _93779 |
| 650 | 0 | 4 |
_aPLANTAS _92440 |
| 650 | 0 | 4 |
_aHUMEDAD _91825 |
| 650 | 0 | 4 |
_aFERTILIZANTES _9160 |
| 653 | _aMICROFLORA | ||
| 710 | 0 | 0 |
_aAmerican Institute of Biological Sciences _94011 |
| 866 | 0 | 0 | _a1960 (1-12); 1961 (1-12); 1962 (1-12); 1963 (1-3, 5-12); 1964 (1-12); 1968 (1); 1977 (2-6); 1978 (1); 1979 (1-6); 1980 (1-6); 1981 (1) |
| 942 | 0 | 0 |
_2ddc _cREVISTAS |
| 999 |
_c4852 _d4852 |
||