| 000 | 00433nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 140205s9999 xx 000 0 und d | ||
| 020 | _a0444410171 | ||
| 082 | _a631.417/ALL | ||
| 100 | _aAllison, F E | ||
| 245 | _aSoil organic matter and its role in crop production | ||
| 260 |
_bElsevier Scientific Publishing Company _aAmsterdam _c1973 |
||
| 300 | _a637 | ||
| 650 | _aorganic farming | ||
| 650 | _asoil science | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c242 _d242 |
||