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1979年9月我们对南京市鼓楼区四个不同类型的托儿所、幼儿园用称重法做了膳食调查,并用荧光光度法作了核黄素负荷试验,今将调查结果报导如下。方法和取材每一单位用称重法连续调查五天,并参照中国医学科学院卫生研究所编著的食物成分表进行计算,对入托的2～7岁健康儿童,不分性别,按年龄分为2岁组、3岁组、5～7岁
September 1979 We conducted a dietary survey of four different types of nurseries and kindergartens in Gulou district of Nanjing using the weighing method and the riboflavin load test by fluorescence spectrometry. The results of the survey are reported below. Methods and materials Each unit by gravimetric method for five consecutive days of investigation, and with reference to the Chinese Academy of Medical Sciences Institute of Health edited by the food composition table for calculation, nursery for children aged 2 to 7 years of age, regardless of gender, divided by age 2 Age group, 3-year-old group, 5 to 7 years old