土壤中铍的存在形态及提取研究
STUDY ON CHEMICAL FORMS OF BERYLLIUM IN SOIL AND ITS EXTRACTION
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摘要: 本文对三种不同类型土壤中铍的存在形态及提取进行了研究,并做了原土铍和外加铍形态提取对照试验,选择了各形态合适的提取剂,建立了土壤铍形态连续提取方法,对提取机理和形态分布规律进行了探讨.此外,还对土壤提取的有效铍与盆栽植物吸收铍量的相关性进行了初步研究.Abstract: In tis paper, chemical forms of beryllium in three soil and its extraction were studied. Comparison experiments of extraction of beryllium forms in raw soil and soil of beryllium added were made. The suitable extrating reagents of beryllium forms in soil were selected. The sequential extracting method of beryllium forms in soil was established. The mechanism for the extraction of beryllium and the law of distribution of beryllium forms in soil were discussed. Correlation between soil extracted available beryllium and content of beryllium absorbed by plant in pot experiment was also studied.
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Key words:
- beiyllium /
- soil form /
- extracting reagent /
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