Published online by Cambridge University Press: 01 September 1975
Central Thailand comprises three ecologically distinctive areas, i.e. the mountain area, the floodplain and the delta, as shown in Fig. 1.
These three areas relied on irrigation agriculture making full use of the distributary system of intermountain basins. The mountain area was the main stage for the traditional “Muang” during the period from the 12th to the 14th centuries.
1 Ishii, Yoneo, Thailand: a rice growing country, (in Japanese), 1974.
2 Tanabe Shigeru, “Historical development of the canal system in the Chao Phraya delta,” (in Japanese with English abstract), Tonan Ajia Kenkyu, 11–2, 1973, pp. 191–222.