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Shifting ground : the changing agricultural soils of China and Indonesia
Lindert, Peter H., (2000)
Sustainable agricultural development in the humid tropics of Southeast Asia : a case study of changing land use in a rural area of West-Sumatra, Indonesia
Brauns, Thorsten, (2000)
Farm size. land use and profitability of food crops in Indonesia
Keuning, Steven J., (1984)
The economics of shifting cultivation system in forest land : farm-level evidence from Sumatra, Indonesia
Arifin, Bustanul, (1999)
The economic impact of technology on agricultural society
Arifin, Bustanul, (1997)
A sensitivity analysis of land degradation effects on food-crop productivity
Arifin, Bustanul, (1995)