| 000 | 00364nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 140205s9999 xx 000 0 und d | ||
| 020 | _a0120007517 | ||
| 082 | _a630/SPA | ||
| 100 | _aSparks, Donald L., ed. | ||
| 245 | _aAdvances in agronomy .Vol 47 | ||
| 260 |
_bAcademic Press, Inc. _aSan Diego _c1992 |
||
| 300 | _a403 | ||
| 650 | _aAgronomy | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c2771 _d2771 |
||