| 000 | 00620nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 220204s9999 xx 000 0 und d | ||
| 082 |
_a631.45:061.3 _bFOL |
||
| 245 | 0 | _aSoil fertility and organic matter as critical components of production systems : Proceedings of a symposium sponsored by Division S-4, S-2, S-3, and S-8 of the soil Science Society of America in Chicago, IL, 3 December, 1985 | |
| 260 |
_aU S A _bSoil Science Society of America, Inc and American Society of Agronomy, Inc _c1987 |
||
| 490 | _aSSSA Special Publication number 19 | ||
| 650 | _aSoil conservation | ||
| 700 | _aFollett, R F | ||
| 942 | _cBK | ||
| 999 |
_c41356 _d41356 |
||