1953年春中南軍區曾以某地區為重點,進行了一次营養調查,作者等受命參與是項工作,深切體會該地區青菜問題的嚴重性,茲將調查所得結果,僅就維生素A缺乏部分,加以整理,發表如下,以供有關部門之参考。方法調查之初,選擇某部隊勞動情况具有代表性,且在一個時期內没有變動的連隊六個,普遍進行膳食調查和體格檢查。調查分兩期進行,在初查後1—2月各再作一次複查。初查時配合以實驗室的分析化驗工作,每連約需時一週。由於器材笨重,化驗工作需人费時,我們調查不限一地,往返運輸諸多不便,故於複查時祇輕裝簡行,未携帶初查時之精密器材。膳食調查,採用秤量法,每連三天得其均值。营养成分係按照鄭集所編著的實用營養學及 In the spring of 1953, the Central Military Command of South China and South China once conducted a nutrition survey focusing on a certain area. The author was appointed to take part in the work. He deeply understands the seriousness of the problem of green vegetables in the area. We will examine the results and make a survey on the lack of vitamin A , Published below, for the relevant departments for reference. At the beginning of the methodological survey, the workforce of a certain unit was selected to be representative and there were six unimportant companies in a period of time. They generally conducted meal surveys and physical examinations. The investigation will be conducted in two phases and will be reviewed again from January to February after initial investigation. First check with the laboratory analysis of laboratory work, each takes about a week. Due to the cumbersome equipment, laboratory work takes time-consuming, we investigate any one and from the inconvenience of transport, it is only light at the time of review Jane simple, did not carry the initial inspection of precision equipment. Dietary surveys, using weighing method, every three days to get the average. Nutritional elements in accordance with Zheng Ji edited by the practical nutrition and