Annual Member
| Title | Soil degradation in the United States [electronic resource] : extent, severity, and trends / Rattan Lal ... [et al.] |
|---|---|
| Imprint | Boca Raton : Lewis Publishers, c2004 |
| Connect to | http://marc.crcnetbase.com/isbn/9780203496381 |
| Descript | 204 p. : ill., maps |
