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- Cadmium polluted soil 镉污染
- The paper analyzed the community and biodiversity of soil animal in heavy metal polluted soil in Huainan city. 通过对淮南煤矿和发电厂及灰场污染地的土壤动物群落结构进行分析。
- Phytoremediation is the most progressive technology to remediate polluted soil and water. 摘要植物修复作为一项最具发展前景的修复污染土壤和水体的技术,才刚刚起步。
- The paper analyses the pollution transfer situation in soil of cadmium situation in economy &technique development district,and gives suggestion to prevent cadmium pollution. 针对沈阳经济技术开发区土壤中镉污染迁移状况进行了钻井取样分析,对防治镉污染迁移提出了建议。
- The analytical and testing centre the total cadmium(Cd) and the available Cd contents in different Cd polluted soils were measured by FAAS. The Cd content in the stems and leaves of cole was tested in the same way. 本文以油菜为试材,用FAAS法对受Cd污染土壤中的全量Cd、有效态Cd以及油菜茎叶中的Cd含量进行了测定与分析。
- The peak value of actinomyces in the polluted soil of polycyclic aromatic hydrocarbons appears later than that in the contrasted soil. 与对照相比,多环芳烃污染土壤放线菌数量峰值的出现具有时间滞后性。
- A bacterium HS-A32 capable of degrading methamidophos was isolated from long-term organophosphate pesticides polluted soil. 从长期受有机磷农药污染的土壤中分离到一株降解菌HS-A32,能以甲胺磷作为唯一的碳源和氮源生长。
- So scientists will be keeping and distribution of such earthworms, their reintroduction into the contaminated soil around to remove the heavy metals in polluted soil. 因此科学家将会饲养和分配这种蚯蚓,将它们放归到被污染的各处土壤中,以除去污染土壤中的重金属。
- If a direct current electric field was applied to a polluted soil,the contamination would be motivated in a different way by the electroosmosis and electromigration. 当在土中施加直流电场时,污染物在电渗透和电迁移作用下向相反方向运动。
- The results suggested that rapid growth of S. canadensis in Pb polluted soil might be due to its ability to exclude Pb or reduce the uptake of Pb compared to non-invasive species. 结果表明,铅污染土壤中加拿大一枝黄花的快速生长是由于与非入侵种相比它具有减少或排斥铅吸收的能力。
- Such as Japan and the Minamata disease patients痛痛pollution by mercury and cadmium pollution arising. 如日本的水俣病和痛痛病分别由汞污染和镉污染所引起。
- The results' suggest that Lemna minor is not suitable for recovering the eutrophicated water with cadmium pollution. 因此,青萍不适合应用于重金属镉污染的富营养化水体的治理和生态修复中。
- All kinds of factors influencing the compressibility of polluted soil were analyzed, including grain-size distribution, plasticity index, moisture content and void ratio. 并对影响酸碱污染土压缩性的各种因素进行分析研究,包括土污染前后的粒度分析、塑性指数、含水率分析以及孔隙比。
- Japan cadmium pollution caused mainly by the Tong Tong disease, and mercury pollution caused by the Minamata disease, and so on. 日本出现主要由镉污染造成的痛痛病,和由汞污染造成的水俣病等等。
- Studies on the influence of Cu and Pb on clover absorption can provide references for phyto-remediation of heavy metal polluted soil and for critical-value determination of contaminated soil. 研究铜与铅对于植物三叶草吸收的相互影响,可为重金属污染土壤的植物修复和土壤污染临界值的制订提供参考。
- The study of cadmium concentration mechanisms under supergene weathering action can offer countermeasures in preventing cadmium pollution from the mining of phosphate rock. 研究福元素在表生风化作用下的活化-迁移-沉淀富集机理可以为防治磷矿山开采中可能产生的镉污染提供对策。
- This article depicts hazard mechanism of cadmium to plant and human, main sources of cadmium in soils, and investigations on cadmium pollution in city-outskirts and around mines. 本文阐述了重金属镉对植物和人体危害的机理,描述了土壤镉的主要来源,并开展了城郊及矿山周围土壤镉污染现状调查。
- The result showed that waste compost could decrease the content of available Cr notably; waste compost could make water soluble Cr change into crystalline-precipitated Cr; waste compost was safe to remedy polluted soil. 结果表明,垃圾堆肥可显著减少铬污染土壤中有效铬含量,垃圾堆肥主要是促进水溶态铬向结晶形沉淀态铬转化;垃圾堆肥用于修复铬污染土壤是安全的。
- However,some sewage sludges contain heavy metals which pollute soil. 但是,如果污水淤渣中含有超标准的重金属元素,它将污染土壤。
- The effect of rice straw and Chinese milk vetch on rice growth and its uptake of Cu and Cd on Cd and Cu polluted soils by pot experiments was studied. 采用盆栽法研究了稻草和紫云英对两种镉铜污染土壤上水稻的生长及镉铜吸收的影响。