| 000 | 00438nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 140712s9999 xx 000 0 und d | ||
| 041 | _aENG | ||
| 080 |
_a631.46 _bKON-S |
||
| 100 | _aKononova, M. M. | ||
| 245 | _aSoil organic matter its nature, its role in soil formation and in soil fertility | ||
| 260 |
_c1961 _aNew York _bPergamon Press |
||
| 300 | _a450 | ||
| 650 | _aSoil FertilitySoil ImprovementSoil Sciences | ||
| 942 |
_2UDC _cBK |
||
| 999 |
_c6215 _d6215 |
||