| 000 | 00497nas a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 140319n1968 xxu |||gr||||Z||||||eng | ||
| 082 | _a630 | ||
| 100 |
_aNorman, A G, _eEditor. |
||
| 245 | 0 |
_aAdvances in Agronomy Vol. 20 _cA. G. Norman _hBound Volumes |
|
| 260 |
_aNew York _bAcademic Press _c1968 |
||
| 300 | _a379. | ||
| 653 | _aAgriculture. & related technologies | ||
| 653 | _aAgronomy | ||
| 942 |
_2ddc _cBV |
||
| 999 |
_c66709 _d66709 |
||