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Expansion of an improved variety into rain-fed rice cultivation in Northeast Thailand
Miyagawa, Shuichi, (1995)
The making of the northeastern entrepreneurs in Bangkok
Vachiraphol, Nanthana, (1991)
A study on the causes of deforestation in Northeast Thailand
Sungsuwan, Somthawin, (1985)
Income disparities : what can be done?
Grandstaff, Somluckrat W., (1992)