营养对各种年龄人的健康都很重要,尤其是婴幼儿时期,正是迅速生长发育的阶段,更应十分重视。然而,据调查,我国由于母乳缺乏或断奶时副食品补充不及时而引起佝楼病者一般占30-40% ,有些地区高达70-80%。尤其是学龄前儿童,贫血者较多,据全国16个省市调查,患病率平均在50.4%,有的省市高达60-70%。可见对 Nutrition is important for the health of people of all ages. Especially in infancy, it is the stage of rapid growth and development, and more attention should be paid to it. However, according to our survey, in our country, 30-40% of patients with spongiform encephalopathy are generally not seen as a result of lack of breast milk or non-complementary food supplement at weaning, and as high as 70-80% in some areas. Especially preschool children, anemia more, according to the survey of 16 provinces and cities nationwide, the prevalence rate was 50.4% on average, and some provinces and cities up to 60-70%. Can be seen right