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Position: Home > Articles > A REVIEW ON THE BEHAVIOR OF()~7Be IN ECOSYSTEM Journal of Nuclear Agricultural Sciences 2006,20 (5) 444-448

~7Be在生态系统中的行为研究进展

作  者:
张风宝;杨明义;刘普灵;田均良
单  位:
西北农林科技大学资源环境学院
关键词:
7Be;干湿沉降;分配系数;土壤侵蚀;核素示踪
摘  要:
本文对7Be随降水到达地表后,土壤对7Be的吸附解吸机理以及影响吸附解吸的因子、植被对7Be的截留和吸收、径流泥沙中7Be的分配比例等7Be再分配问题的研究成果进行了综述,简要介绍了7Be在土壤侵蚀研究中的应用进展,并对今后的研究方向提出一些建议。
译  名:
A REVIEW ON THE BEHAVIOR OF()~7Be IN ECOSYSTEM
作  者:
ZHANG Feng-bao~1 YANG Ming-yi~(1,2) LIU Pu-ling~(1,2) TIAN Jun-liang~(1,2)(1.College of Resources and Environment,Northwest A&F University,Yangling,Shaanxi 712100;2.State Key Laboratory of Soil Erosion and Dryland Farming on the Loess Plateau,Institute of Soil and Water Conservation,Chinese Academy of Sciences and Ministry of Water Resources,Yangling,Shaanxi 712100)
关键词:
~7Be;wet-dry deposition;partition coefficient;soil erosion;isotope tracing
摘  要:
This paper reviewed the current research results,including()~7Be adsorption by soil,assimilation and uptake by plants,and()~7Be concentration in the silt and runoff,as well as the factors affecting the redistribution of()~7Be in soil,silt,plants and water.The application of()~7Be on soil erosion was summarized.The trends and problems for future development in()~7Be application were discussed.

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