| 000 | 00381nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 220204s9999 xx 000 0 und d | ||
| 020 | _a0123736862 | ||
| 082 |
_a631/635 _bADV.92 |
||
| 100 | _aSparks, Donald L | ||
| 245 | 0 | _aAdvances in agronomy. V.92 | |
| 260 |
_aUSA _bAcademic Press _c2007 |
||
| 650 | _aAgroecosystems | ||
| 650 | _aEnvironmental land management | ||
| 942 | _cBK | ||
| 999 |
_c42676 _d42676 |
||