EARTH AND ENVIRONMENT

Vol. 39, No.4, Tot No.286 2011

CONTENTS

Research Results

Distribution Characteristics of Soil Organic Carbon and Its Isotopic Composition for Soil Profiles of Loess Plateau under Different Vegetation Conditions…………………………………………………………………………………………………………………………………………………………………LI Long-bo et al（441）

Exploration of Land Consolidation Based on Biodiversity Protection in the Hetou Karst Area…………………………………………………………………CHEN Hu et al（450）

Environmental Geochemistry of Heavy Metals in Sediments of Lijiang River Segment,Guilin City,China…………………………………………………………LI Jie et al（456）

Characteristics of Nutrient Element Contents in Plants Grown in Copper Mine Tailings………………………………………………………………………YANG Fei et al（464）

Microclimate Characteristics of Different Microhabitats in Successional Stages of Maolan Karst Forest………………………………………………YU Guo-song et al（469）

Analysis of the Characteristics of Impact Force of Massive Stones of the Sanyanyu Debris Flow Gully in Zhouqu,Gansu Province………………HU Gui-sheng et al（478）

Grain-size Features of the Red Earth in Southern Jiangxi Province and Its Environmental Significance………………………………………………XIONG Ping-sheng（485）

Soil Organic Matter Dynamics of Sequential Ecosystems Traced by δ13C Values…………………………………………………………………………LIU Qi-ming et al（492）

Research to Chemical Element Distribution of Surfical Soil in Yongchuan,Chongqing………………………………………………………………ZHANG Guo-jian et al（498）

A Primilinary Study on Bio-oxidation of Galena by Acidithiobacillus ferrooxidans………………………………………………………………………CHEN Bing-hui et al（503）

Adsorption and Kinetics of Ammonium from Aqueous Medium onto Biochar…………………………………………………………………………………XING Ying et al（511）

Primarily Investigating the Diversity of Microorganisms in Selenium-rich Carbonaceous Mudstone of Yutangba, Enshi,Hubei……………………………LEI lei et al（517）

Applied Study

Intrinsic Vulnerability Assessment of Karst Groundwater Aquifer in the Qingmuguan Basin……………………………………………………………ZHANG Qiang et al（523）

Prediction of the Trend for Soil Pollution of Heavy Metals in Soils at Huzhou and Evaluation of the Environmental Capacity…………………………CHEN Jiang et al（531）

The Application of Multivariate Statistical Analysis in the Pollution Source Recognition and Analysis of Heavy Metals in Soils………………………LIN Yan-ping et al（536）

Discussion on the Origin of Heavy Metals and Evaluation of Water Environment Quality in Mianyuan River,Sichuan Province …………………………SONG Hao et al（543）

Geochemical Assessment of Land Quality in Zhenxizhen Town Land Consolidation Area，Weiyuan county，Neijiang City,Sichuan Province,China………………………………………………………………………………………………………………………………………………………WANG Yu-ting et al（551）

Study on the Method of Hazard Assessment for Single Landslide………………………………………………………………………………………………CHEN Wei et al（561）

Special Subject and Review

Special Subject and ReviewStudy on the Abandoned Chemical Weapons by Japanese in China with an attempt to explore the burying location and pollution disposal……………………………………………………………………………………………………………………………………………………………….ZHANG Fu-cun et al（567）

The Situation and Progress of Kinetic Experimental Studies on Oxidative Reaction of Sulfide Minerals……………………………………………………PAN Zi-ping et al（571）

Advances in the Study of Adsorption of Antibiotics on Soil,Sediments and Clay Minerals………………………………………………………………………LIU Yan-li et al（579）

Advances in Applications of Non￣traditional Stable Strontium(δ88/86Sr) Isotope in Geochemistry…………………………………………………………LI Fu-shan et al（585）

Experiment Research

Experimental Study on the Influence of Stratum Media on the Migration of CT……………………………………………………………………………………JIANG Yue et al（592）

Impact of Cattle Dung and Compound Fertilizer Addition on the Dissolution of Carbonate Rock Tablets: A Column Experiment………………………SONG Chao et al（597）