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为评价计划生育、防疫保健工作效果,我们对仪陇县1981～1986年的人口调查资料进行了人口自然变动的分析。仪陇是以小生产的自然经济为主的农业县。1982年人口普查、1987年仪陇县卫生防疫站调查,1981年
In order to evaluate the effect of family planning and epidemic prevention and health care, we conducted an analysis of the natural changes in the population from the 1981-1986 census data in Yilong County. Yilu is an agricultural county dominated by small-scale natural economy. The census of 1982 and the investigation of the Yibin County Health and Anti-epidemic Station in 1987, 1981