| Type | Book |
| ชื่อเรื่อง | Sustainable management of soil resources in the humid tropics / Rattan Lal |
| ผู้แต่ง | Lal, Rattan |
| ISBN | 9280808761 |
| | 9280808761 (pbk.) |
| พิมพลักษณ์ | Tokyo : United Nations University Press, 1995 |
| | Tokyo : United Nations University Press, c1995 |
| รูปเล่ม | xvii, 146 p. : ill., map ; 21 cm |
| หัวเรื่อง | Soil conservation --Tropics [] |
| | Deforestation --Tropics [] |
| | Deforrestation --Tropics [] |
| | Soil erosion --Tropics [] |
| | Sustainable agriculture --Tropics [] |
| | Sustainable forestry --Tropics [] |