| 000 | 00402nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 140317s9999 xx 000 0 und d | ||
| 082 | _a631.45 | ||
| 100 | _aColwell,J.D. | ||
| 245 | _aNational soil fertility project:Objectives and procedures. Vol.1 | ||
| 260 |
_a _bCISRO _c1977 |
||
| 300 | _aI-46,II-197 | ||
| 653 | _aSoil Classification,Erosion,Mulch | ||
| 653 | _aSoil fertility | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c7458 _d7458 |
||