| 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  [] |