论文部分内容阅读
本文对上海县曹行乡542名0～3岁儿童的膳食情况进行调查,结果发现除铁、VitB_1、Vitpp外,其他营养素随年龄增大达到供给量标准的百分率降低,热量和蛋白质在12～23月组摄入最低,Vit A、VitB_2和VitC在12～36个月不到50%的供给量标准,各组儿童除色氨酸及胱氨酸外,其余各必需氨基酸摄入均低于需要量,而且各种氨基酸的构成比也不合理.
In this paper, we investigated the dietary status of 542 children aged 0-3 years in Caohang Township, Shanghai. The results showed that with the exception of iron, VitB_1, Vitpp, the percentage of other nutrients with increasing age reached the supply standard, the calories and protein were between 12 ~ The lowest intake of 23 months, Vit A, VitB_2 and VitC in 12 to 36 months, less than 50% of the supply standards, the children of each group except for tryptophan and cystine, the other essential amino acids intake were lower than The amount required, but also a variety of amino acid composition ratio is not reasonable.