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虎林县1965发现大骨节病,且有逐渐加重趋势。自1974年起采取了改粮,改水、投硒等综合预防。现将五年来(1981～1986)综合防治措施效果报告如下:
Hulin County 1965 found Kashin-Beck disease, and there is a gradual increase in the trend. Since 1974, we have taken the comprehensive prevention measures such as changing grain, changing water, and throwing selenium. Now five years (1981 ~ 1986) comprehensive prevention and control measures reported as follows: