Annual Member
| Title | Soil organic matter in sustainable agriculture [electronic resource] / edited by Fred Magdoff, Ray R. Weil |
|---|---|
| Imprint | Boca Raton : CRC Press, c2004 |
| Connect to | http://marc.crcnetbase.com/isbn/9780203496374 |
| Descript | 398 p. : ill |
