| 000 | 00545nas a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 140319n1993 xxu |||gr||||Z||||||eng | ||
| 020 | _a0120007509 | ||
| 082 | _a630 | ||
| 100 |
_aSparks, Donald L, _eEditor. |
||
| 245 | 0 |
_aAdvances in Agronomy Vol. 50 _cDonald L. Sparks _hBound Volumes |
|
| 260 |
_aSan Diego _bAcademic Press Inc _c1993 |
||
| 300 | _a277. | ||
| 653 | _aAgriculture. & related technologies | ||
| 653 | _aAgronomy | ||
| 942 |
_2ddc _cBV |
||
| 999 |
_c58947 _d58947 |
||