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浙江省磷肥中镭-226比活度及评价罗进(浙江省卫生防疫站,杭州310009)磷肥的生产原料主要是磷矿石,磷矿石中含有一定量的放射性物质,随着农业中磷肥的不断使用,土壤中放射性物质也会有所增加。为了限制农田和农作物因施用磷肥而受到放射性污染,使之达到对...
Specific Activity and Evaluation of Radium-226 in Phosphate Fertilizer in Zhejiang Province Luo Jin (Zhejiang Provincial Health and Epidemic Prevention Station, Hangzhou 310009, China) The main raw material for phosphate fertilizer production is phosphate rock, which contains a certain amount of radioactive material. The constant use of radioactive substances in the soil will also increase. In order to limit the farmland and crops due to the application of phosphate fertilizer and radioactive contamination, so that the ...