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The effect of weather and technology on corn yields in the Corn Belt : 1929 - 62
Shaw, Lawrence Hugh, (1965)
Weather, technology and peasants' organization as factors in China's food grain production 1952-1981
Kueh, Y. Y., (1983)
Growth and employment structures of the Thai and Japanese economics : summary and conclusions
Hanchangsith, Boonkong, (1985)