有调查显示:我国5岁以下的儿童体重不足率为10％—20％,生长迟缓率平均达35％。儿童缺铁性贫血患病率达20％—40％,约有60％的学龄前儿童缺锌。而另一方面,我国肥胖儿童已占儿童总数的10％,城市“胖墩儿”的人数近5年比以前增加3倍,且以每年7％—8％的速度增长。专家分析,除了经济因素以外,缺乏正确的营养知识是产生以上结果的重要原因。儿童时期是一 A survey shows that: China’s children under 5 years of age, weight loss rate of 10% -20%, the average growth rate of 35%. Children with iron deficiency anemia prevalence rate of 20% -40%, about 60% of preschool children lack of zinc. On the other hand, the number of obese children in our country has accounted for 10% of the total number of children. The number of “fat pier children” in urban areas has increased three-fold in the recent five years from the previous five years and has been growing at a rate of 7% -8% annually. Expert analysis, in addition to economic factors, the lack of correct knowledge of nutrition is an important reason for the above results. Childhood is one