1954年我院工业卫生研究室工作组赴锰矿进行锰中毒调查时,经内科医生对该矿部分工人进行体格检查,发现其中有34.2％的工人呈现维生素C缺乏的各种症状。 曾有一些文献记述锰对植物性食品维生素C含量的影响。为了解矿工的维生素C缺乏是否与矿区菜蔬的维生素C含量有关,便於研究该矿工人营养,我们乃於1955年 In 1954, when the team from the Industrial Hygiene Research Laboratory of our hospital went to manganese mine for manganese poisoning survey, physicians inspected some of the mine workers and found that 34.2% of workers showed various symptoms of vitamin C deficiency. There are a number of documents describing the effect of manganese on the vitamin C content of botanical foods. In order to understand whether the lack of vitamin C in miners is related to the vitamin C content in vegetables and mines in the mines, it is easy to study the miner’s nutrition. In 1955