| 000 | 00361nam a2200121Ia 4500 | ||
|---|---|---|---|
| 001 | MPKV061990 | ||
| 008 | 120911s9999 xx 000 0 und d | ||
| 082 | _a631.4 | ||
| 245 |
_aSoil Science Society of America Proceedings Vol 21 _c; |
||
| 246 | _aSoil Science Society of America Proceedings Vol 21 | ||
| 260 |
_aWisconsin _bMadison _c1957 |
||
| 650 | _aSoil science | ||
| 999 |
_c59976 _d59976 |
||