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Research Progress of Lead Pollution in Soil and its Bioavailability Evaluation

HONG Chun-lai1 WANG Wei-ping1 SUN Hui-feng2 CHEN Xiao-yang1 ZHU Feng-xiang1 XUE Zhi-yong1(1Institute of Environment,Resources,Soil & Fertilizer,Zhejiang Academy of Agricultural Sciences,Hangzhou Zhejiang 310021;2 Yuecheng Environment and Sanitation Administrative Bureau in Shaoxing)  
Starting from the character of metallic lead,the distribution of lead in soil,the sources of soil lead pollution were reviewed.The evaluation of lead bioavailability and its impact factors were introduced.It also indicated that the use of soil total amount of lead as a soil environmental quality evaluation criteria was in deficiencies,and it would provide a more effective basis for improving soil environmental quality standards to carry out the study on evaluation of soil lead bioavailability.
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