安徽贵池土壤硒地球化学特征与开发潜力

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关键词土地质量；土壤硒；地球化学特征;富硒土壤；富硒农产品；贵池

中图分类号S153文献标识码A

文章编号 0517-6611（2025）16-0062-07

doi：10.3969/j.issn.0517-6611.2025.16.013

AbstractBasedontheresultsof theAnhuiProvincePublicWelfareGeologicalSurveyProjet，thesoilselenumcontentanddistribution characterstis，elenhsoilsoucs，ndagiculturalproductdevelopentpotetialinteuiciaerealydeuls showed that the average selenium content in the surface soil of the study area was 0.51mg/kg ，and the total soil area reaching the selenium rich soil standard was 1 376.65km2 ，accounting for 54.22% of the total area of administrative divisions.The genesis of selenium rich soil is mainly relatedtotheatealeozicPeianndssictratandthYashaangraiteoutof4acalprodcts，totaloftes lenium enrichment standard，with a total selenium enrichment rate of 66.78% . Rice，wheat，rapeseed，Polygonatum sibiricum，and fungus can be consideredasteainvetiforlargalecutivatioofslechgiculualprodctsthvalablesleconntinesiltat can be directly absorbed by crops in the research area is 0.002-2.372mg/kg ，accounting for 23.88%-99.63% of the total selenium content. Soil Se mainly exists in residual，strongly organic bound，and humic acid forms，with a total proportion of 94.89-96.74%

KeyWordsLandquality;Soilselenium;Geochemicalcharacteristics;Seleniumichsoil;Seleniumichagricultural products;Guichi

硒是13种生命必需元素之一[1]，具有增强人体抗衰老、抗氧化、抗癌与防癌等生物效应，缺硒会诱发克山病、大骨节病、白肌病等疾病[2-4]，适当补充硒具有提升人体免疫力、清除致癌物质自由基、抑制人体内镉砷汞等重金属毒性等功效[5-7]。（剩余8303字）