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科学家呼吁开展新的农业革命美国科学家呼吁开展新的农业革命，开发微量元素含量合理的食品，以帮助防治正在威胁人类健康的癌症和心脏病等常见病。日常食物缺铁导致癌症和心脏病患者剧增。据世界卫生组织的统计，全世界６０亿人中，约有２０亿人缺铁。在美国，２５％～３０％?
Scientists Call for New Agricultural Revolution American scientists call for a new agricultural revolution to develop foods with reasonable levels of trace elements to help fight common diseases such as cancer and heart disease that are threatening human health. Iron deficiency in everyday foods causes a sharp increase in cancer and heart disease. According to the World Health Organization, about 2 billion people out of the 6 billion people in the world lack iron. In the United States, 25% to 30%?