Household Biogas Popularized in Countryside of Guangxi
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A farmer of Liangli Village prepares to cook with biogas in Fengshan County of southwest China's Guangxi Zhuang Autonomous Region, August 22, 2009. [Xinhua]
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A farmer of Liangli Village prepares to cook with biogas in Fengshan County of southwest China's Guangxi Zhuang Autonomous Region, August 22, 2009. [Xinhua]
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(Xinhua News Agency August 24, 2009)
