Rice production was reduced in some countries after the economic crisis of the 1990s. Samantana Mark is director general of Cameroon\'s rice production company, SEMRY. 自十九世纪二十年代,经济危机之后,很多国家大米的产量就在减少.Samantana Mark就职于喀麦隆大米生产公司SEMRY.
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