Transfer of natural radionuclides from soils to plants in a wet marshland

被引:13
作者
MartinezAguirre, A
GarciaLeon, M
机构
关键词
D O I
10.1016/S0969-8043(96)00113-3
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Soils and two wild plant species (Spartina densiflora and Spartina maritima) have been collected from the Odiel river marsh and analysed for Po-210 and U-238. The radioactivity concentrations in plants and soils reflect the impact of the operation of two phosphoric acid production factories located close to the marsh. Concentration ratios (CR) of these radionuclides, between plant and underlying soil, have been studied. First results show that the concentration ratios (CR) seem to be dependent on radionuclide soil concentration. Copyright (C) 1996 Elsevier Science Ltd
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页码:1103 / 1108
页数:6
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