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31
Irrigation and imperialism the causes and consequences of a shift from subsistence to cash cropping
Baskı/Yayın Bilgisi 1987Analytics -
32
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33
Depletion of the forest resources in the Philippines.
Baskı/Yayın Bilgisi 1987Table of contents only
Kitap -
34
The Bontok traditional wet-rice and swidden cultivators of the Philippines
Baskı/Yayın Bilgisi 1986Analytics -
35
Swidden agriculture in Indonesia the subsistence strategies of the Kalimantan Kantu'
Baskı/Yayın Bilgisi 1985Kitap -
36
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37
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38
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39
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40
Shifting cultivation and tropical soils patterns, problems, and possible improvements
Baskı/Yayın Bilgisi 1983Kitap