| 000 | 007010000a22002770004500 | ||
|---|---|---|---|
| 904 | _aBCO | ||
| 905 | _aC | ||
| 908 | _aJ | ||
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| 914 | _aSILVI | ||
| 914 | _aRIBRE | ||
| 082 | 0 | 4 | _a30171 |
| 100 | 1 |
_9126236 _aUNGER, P.W. |
|
| 260 | _c1987 | ||
| 650 | 1 | 4 |
_9140108 _aCERO-LABRANZA |
| 650 | 1 | 4 |
_9143110 _aCULTIVO EN FAJAS |
| 650 | 1 | 4 |
_9141803 _aCONSERVACION |
| 650 | 1 | 4 |
_9165625 _aSUELOS |
| 691 |
_9343598 _aZERO TILLAGE |
||
| 692 | _aNON TRAVAIL DU SOL | ||
| 773 | 0 |
_tIleia (Países Bajos) _d1987 _gv.3(3) p.12-13 |
|
| 040 |
_aCR-TuBCO _cCR-TuBCO _bEs |
||
| 245 | 1 | 0 | _aPossibilities of Zero - tillage for small - scale farmers in the tropics |
| 942 | _cANA | ||
| 003 | CR-TuBCO | ||
| 999 |
_c50249 _d50249 |
||