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稻米食物链中放射性核素的分布和转移
引用本文:王亮,沈秀娟,谷雅琴,侯振海,石本安,王建设,杜白则,沈荣祖.稻米食物链中放射性核素的分布和转移[J].环境科学,1989,10(4):21-24.
作者姓名:王亮  沈秀娟  谷雅琴  侯振海  石本安  王建设  杜白则  沈荣祖
作者单位:陕西省预防医学研究所 (王亮,沈秀娟,谷雅琴,侯振海,石本安,王建设,杜白则),陕西省预防医学研究所(沈荣祖)
摘    要:本文研究有关稻米食物链中放射性核素的分布和转移的几个问题:放射性核素从土壤到大米的转移系数;土壤和大米的铀镭平衡系数;大米放射性含量与稻谷品种的关系;稻米与稻糠中的放射性含量比;收晒碾打过程中大米的放射性污染;食用前水淘洗引起大米放射性含量的变化。

关 键 词:放射性核素  稻米食物链  分布  转移
收稿时间:6/1/1988 12:00:00 AM

Distribution and Migration of Radioactive Nuelides in Paddy Food Chains
Wang Liang.Distribution and Migration of Radioactive Nuelides in Paddy Food Chains[J].Chinese Journal of Environmental Science,1989,10(4):21-24.
Authors:Wang Liang
Institution:Shaanxi Provincial Research Institute of Preventive Medicine, Xi'an;Shaanxi Provincial Research Institute of Preventive Medicine, Xi'an;Shaanxi Provincial Research Institute of Preventive Medicine, Xi'an;Shaanxi Provincial Research Institute of Preventive Medicine, Xi'an;Shaanxi Provincial Research Institute of Preventive Medicine, Xi'an;Shaanxi Provincial Research Institute of Preventive Medicine, Xi'an;Shaanxi Provincial Research Institute of Preventive Medicine, Xi'an;Shaanxi Provincial Research Institute of Preventive Medicine, Xi'an
Abstract:On the basis of what radioactive levels existing in soil and rice around Hanzhong region of Shaanxi Province were studied as the references (1) and (2), the following problems have been discussed in this paper: the transmitted coefficient of radioactive nuclides from soil to rice, U-Ra equilibrium coefficient in soil and rice, the relationship between nuclide content in rice and the paddy species, the ratio of nuclide contents in rice and in rice bran, rice polluted by radioactive nuclides in the course of harvesting and husking, and viriations of nuclide content in rice after washing.
Keywords:
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