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| 1 | Arsenic removal from contaminated soil using phosphoric acid and phosphate显示文摘实验室批实验被进行学习砷(作为) 从用磷酸(H3PO4 ) 和钾 dihydrogen 磷酸盐(KH2PO4 ) 的自然地污染的土壤的移动。H3PO4 和 KH2PO4 证明了作为内容以土壤减少土壤的毒性,作为在 200 mmol/L 的集中的移动达到超过 20% 。同时,土壤的使发酸和土壤部件(Ca, Mg,和 Si ) 的溶解源于使用这二提炼之物,特别 H3PO4。这二提炼之物的有效性能被归因于代替作为由磷酸盐离子(PO43 ) 。溶解的酸玷污部件的 H3PO4 的功能作为移动穿上小效果。KH2PO4 几乎搬迁了像一样,显示它是更有希望的提炼之物作为 H3PO4,而是它没导致土壤的严重损坏。当移动为土壤部件,特别 Mg 和 Ca 的 360 min,而是溶解在孵化以后到达了平衡,运动研究的结果显示出那,是很快速的。因此如果,土壤部件的溶解将是不可避免的这是进一步的搬迁。Elovich 模型最好描述了运动数据作为在四之中的移动,模型在运动学习用作。 | ZENG Min LIAO Bohan LEI Ming ZHANG Yong ZENG Qingru OUYANG Bin | 2008 | Journal of Environmental Sciences2008,20,1: | 28 |
| 2 | Simultaneous elution of polycyclic aromatic hydrocarbons and heavy metals from contaminated soil by two amino acids derived from β-cyclodextrins显示文摘Two highly water-soluble amino acids,which derived from β-CDs,i.e.,glutamic acid-β-cyclodextrin (GluCD) and ethylene-diamineβ-cyclodextrin (EDCD),were synthesized and were examined for their effect on solubilization of anthracene (ANT),complexation of cadmium (Cd2+),and elution removal of ANT and Cd2+ in soil.The results showed that GluCD and EDCD were powerful complexant for ANT and Cd2+.In the presence of 10 g/L GluCD and EDCD,the solubilization of ANT increased by 47.04 and 23.85 times compared to the control,respectively.GluCD resulted in approximately 90% complexation of Cd2+ while 70% complexation was observed for EDCD.Simultaneously,GluCD and EDCD could greatly enhance the elution removal of ANT and Cd 2+ from soil.GluCD resulted in the highest elution efficiency of ANT and Cd2+.With the addition of 10 g/L GluCD,53.5% of ANT and 85.6% of Cd2+ were eluted,respectively.The ANT had a negligible effect on the Cd2+ removal due to different complexing sites of ANT and Cd2+,while Cd2+ enhanced the ANT removal under the addition of GluCD because Cd2+ neutralized the-COOH group of GluCD.Adversely,the removal of ANT was decreased with Cd2+ under the addition of EDCD,this was due to the fact that Cd2+ enhanced the polarity of EDCD molecule and inhibited the complexation between ANT and EDCD.The study suggested that GluCD could be preferred and be successfully applied to remediation of heavy metals or organic compounds in contaminated soil. | Chengjian Yang Qingru Zeng Yunzhong Wang Bohan Liao Jian Sun Hui Shi Xingdou Chen | 2010 | Journal of Environmental Sciences2010,22,12: | 7 |
| 3 | Combined amendment reduces soil Cd availability and rice Cd accumulation in three consecutive rice planting seasons显示文摘The scientific application of stabilized materials has been considered an effective method for the in situ remediation of Cd-contaminated soil.This study aimed to investigate the persistence of the effect of a combined amendment of limestone and sepiolite(LS)on soil Cd availability and accumulation in rice grown in a mildly Cd-contaminated paddy field(0.45 mg/kg of Cd)over three consecutive rice seasons.1125–4500 kg/ha of LS was applied to the soil before the first rice planting season and 562.5–2250 kg/ha of LS was supplemented before the third rice planting season.The application of LS(1125–4500 kg/ha)increased the soil p H by 0.44–1.09,0.18–0.53,and 0.42–0.68 in the first,second,and third season,respectively,and decreased the soil acid-extractable Cd content by 18.2–36.4%,17.7–33.5%,and9.6–17.6%.LS application significantly decreased the Cd contents in the rice tissues.The application of 4500 kg/ha of LS decreased the Cd content in brown rice to below the National Food Limit Standard of 0.2 mg/kg(GB 2762-2017)in the three consecutive rice seasons.However,the effect of LS on the soil-rice system was significantly weakened in the third season.The supplementary application of 562.5–2250 kg/ha of LS further decreased the Cd content in brown rice by 26.1–56.5%and decreased the health risk index by 23.7–43.8%.Therefore,it was recommended to apply 4500 kg/ha of LS in the first season and to supplement2250 kg/ha of LS in the third season to effectively guarantee the clean production of rice in three consecutive rice seasons. | Wenjun Yang Shilong Wang Hang Zhou Min Zeng Jingyi Zhang Fang Huang Shiping Shan Zhaohui Guo Hongwei Yi Zhiguang Sun Jiaofeng Gu Bohan Liao | 2022 | Journal of Environmental Sciences2022,34,1: | 4 |
| 4 | Metal contamination of soils and crops affected by the Chenzhou lead/zinc mine spill (Hunan, China)显示文摘 | Hongyu Liu Anne Probst Bohan Liao | 2004 | Science of the Total Environment2004,,1: | 2 |
| 5 | Metal contami- nation of soils and crops affected by the Chenzhou lead/ zinc mine spill (Hunan, China) 显示文摘 | Liu Hongyu Probst A Liao Bohan | 2005 | Sci Total Envi- ron2005,339,123: | 1 |
| 6 | Acidic deposition and its effects in southwestern China显示文摘 | Hans M. Skip Zhao Dianwu Xiong Tiling Zhao Dawei Thorj?rn Larssen Liao Bohan Rolf D. Vogt | 1995 | Water Air & Soil Pollution1995,,4: | 1 |
| 7 | Metal contamination of soils and crops affected by the Chenzhou lead/zinc mine spill (Hunan China) 显示文摘 | Liu Hongyu Pmbst A Liao Bohan | 2005 | Science of the Total Environment2005,339,13: | 1 |
| 8 | Metal contamination of soil and crops affected by the Chenzhou lead/zinc mine spill (Hunan, China) 显示文摘 | Hongyu Liu Anne Probst Bohan Liao | 2005 | Science of the Total Environment2005,339,13: | 1 |
| 9 | Metal contamination of soils and crops affected by the Chenzhou lead/zinc mine spill(Hunan China)显示文摘 | LIU Hongyu PROBST A LIAO Bohan | 2005 | Science of the Total Environment2005,339,13: | 1 |
| 10 | Fraction distributions of lead,cadmium,copper,and zinc in metal contaminated soil before and after extraction with disodium ethy lenediam inetetraacetic acid显示文摘 | Lei Ming Liao Bohan Zeng Qingru | 2008 | Communications in Soil Science and Plant Analysis2008,39,1314: | 1 |
| 11 | Acidic deposition and its effects in southwestern China显示文摘 | Hans M. Skip Zhao Dianwu Xiong Tiling Zhao Dawei Thorj?rn Larssen Liao Bohan Rolf D. Vogt | 1995 | Water Air & Soil Pollution1995,,4: | 1 |
| 12 | Response of five Chinese forest soils to acidic inputs: batch experiment 显示文摘 | LIAO Bohan LARSSEN THORJORN SEIP HANSMAR- TIN | 1998 | Geoderma1998,86,: | 1 |
| 13 | Effect of acid precipitation on leaching of nutritions and aluminium from forest soils显示文摘This paper principally deals with the effect of acid precipitation accelerating nutrients. such aspotassium, sodium, calcium, magnesium. leached out of forest soils and noxious element-aluminium releasedfrom soils on the basis of the result from leaching | Dai Zhaohua Liao Bohan Wang ZhihaiWang Xingjun Liu Yunxia(Research Center for Eco-Environmental Sciences. Chinese Acaderny of Sciences. Beijing 10008a . China) | 1995 | Journal of Environmental Sciences1995,7,3: | 0 |
| 14 | Regulation of rhizosphere microenvironment by rice husk ash for reducing the accumulation of cadmium and arsenic in rice显示文摘It is important to reduce Cd and As content in brown rice in contaminated paddy soils.We conducted research on the effects of rice husk ash (RHA) on the Cd and As in the rhizosphere microenvironment (soil,porewater,and iron plaque) and measured the Cd,As,and Si content in rice plants.The main elements in RHA were Si (29.64%) and O (69.17%),which had the maximum adsorption capacity for Cd was 42.49 mg/kg and for As was 18.62 mg/kg.Soil pH and available Si content increased,while soil available Cd and As decreased following application of 0.5%–2%RHA.RHA promote the transformation of Cd to insoluble fraction,while As was transformed from a poorly soluble form to a more active one.RHA reduced Cd content and increased Si content in porewater,and reduced As only at the later rice growth stages.RHA increased the amount of iron plaque,thereby decreasing the Cd content in iron plaque,while increased the As content in it.Cd and inorganic As content in brown rice were decreased,to 0.31 mg/kg and 0.18 mg/kg,respectively.The decrease of Cd in brown rice was due to the decrease of Cd mobility in soil,thereby reducing root accumulation,while the decrease of As in brown rice was affected by the transport from roots to stems.Therefore,RHA can be considered as a safe and efficient in-situ remediation amendment for Cd and As co-contaminated paddy soil. | Yi Jiang Ya Liu Xuantao Yi Peng Zeng Bohan Liao Hang Zhou Jiaofeng Gu | 2024 | Journal of Environmental Sciences2024,,2: | 0 |
| 15 | The buffering effects of aquatic sediments against acidic deposition显示文摘ThebufferingeffectsofaquaticsedimentsagainstacidicdepositionLiaoBohan;TangHongxiao(ResearehCenterforEco-EnvironmentalSciences... | Liao Bohan Tang Hongxiao(Researeh Center for Eco-Environmental Sciences. Chinese Academy of Sciences, Beijing 100085, China) | 1994 | Journal of Environmental Sciences1994,6,1: | 0 |
| 16 | Ammonia volatilization and availability of Cu,Zn induced by applications of urea with and without coating in soils显示文摘Ammonia volatilization and the distribution of Cu and Zn were investigated in two types of soil treated with coated and uncoated urea.The rate of ammonia volatilization in two weeks after fertilizing with coated urea was 8% in soil 1 (soil derived from river alluvial deposits in Dongting Lake Plain) and 5.15% in soil 2 (red soil derived from quaternary red clay),about half the rates observed when fertilizing with common urea,implying that the hydrolysis speed of the coated urea was lower than for common urea,and that the coated urea can increase nitrogen use efficacy.As for the availability of Cu and Zn,their concentrations decreased in the first week after fertilization,and then increased,which was contrary to the effect of treatment on soil pH.For example,when the pH was 7.99,there was 0.79mg/kg exchangeable Cu and 0.85mg/kg exchangeable Zn in the soil derived from river alluvial deposits in Dongting Lake Plain.However,the concentrations of exchangeable Cu and Zn were generally lower for the common urea treatments than those with the coated urea because the peak pH for the common urea treatment was greater.The concentrations of these elements correlated well with pH in the range 4-8 in second order polynomial fits. | Zhaohui Jiang Qingru Zeng Boqing Tie Bohan Liao Hejie Pi Xiaoyou Feng Yulin Sun | 2012 | Journal of Environmental Sciences2012,24,1: | 0 |