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我所自1990年～1993年连续四年对南海市罗村镇联星小学的6O名男女小学生进行了发育及营养状况监测，从9岁一直追踪至12岁，现将结果报道如下：1一般资料随机抽取1980年出生的男女小学生各30名按国家有关监测方案进行了身高、体重测定，并按1985年全国7～22岁城乡学生身高或体重
From 1990 to 1993 for four consecutive years, we studied the developmental and nutritional status of 60 boys and girls in Lianxing Primary School, Luocun Town, Nanhai City, from 9 years old to 12 years old. The results are reported as follows: 1 General Information A total of 30 male and female primary school students born in 1980 were randomly selected for height and weight determination according to the relevant national monitoring plan. According to the national height and weight of urban and rural students aged 7 to 22 in 1985