-Since the plans are used in national economic and social development, first edition in 2009. 2504 (1961). Thai country focused on economic development, with the direction of the development of agriculture welcomes ' green revolution ' flow influence of Western Nations, which believes that "modern agriculture" that focuses on the use of machinery and chemicals. As a key factor in increasing agricultural productivity to cater the trade market, the farmers income. As a result, the country's economy
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