| 000 | 00459 a2200181 4500 | ||
|---|---|---|---|
| 082 |
_a631.4 _bSOI |
||
| 090 |
_c25215 _d42295 |
||
| 245 | _aSoil survey manual | ||
| 260 |
_aWashington _bAgricultural Rsearch Administration _c1951 _g1951 |
||
| 300 |
_avii,503p. _c23cm |
||
| 440 | _aAgriculture Handbook No.18 | ||
| 650 | _aMaterials | ||
| 650 | _aSoil Science | ||
| 650 | _aSpecific Techniques | ||
| 650 | _aApparatus | ||
| 650 | _aEquipment | ||
| 942 | _cL | ||
| 999 |
_c52200 _d52200 |
||