Deforestation and poverty : can commercial and social forestry break the vicious cicle ? - research report no. 2 1990 Tongpan, Sopin | Panayotou, Theodore |
Land and forest : projecting demand and managing encrochment - research report no. 1 1990 Panayotou, Theodore | Parasuk, Chartchai |
Natural resources for a sustainable future : spreading the benifits - synthesis paper no. 1 1990 Phantumvanit, Dhira | Panayotou, Theodore |
Plant resources of southeast Asia 1989 Siemonsma, J. S. | Soetjipto, N. Wulijarni (Ninik Wulijarni) |
Conservation in developing countries : problems and prospects : proceedings of the centenary seminar 1990 Daniel, J. C. | Serrao, J. S. |