EARTH AND ENVIRONMENT

Vol.41，No.5，Tot No.295 2013

CONTENTS

Research Results

On the Reasonability of Using Carbon Isotopic Composition of Peat Cellulose as a Proxy for the East Asian Monsoon Intensity: A Comparison of Three Peat Profiles in Three Peatlands Formed Contiguously in Jilin, NE China………………………………………………………………………………………………………………GUO Min et al（469）

The Characteristics of Diatom Species and Their Distribution in Gun Nuur, Northern Mongolian Plateau………………………………….HU Xiao-lan et al（475）

The Effect of Simulating Drought Stress on Inorganic Carbon Used by Orychophragmus Violaceus………………………………………ZHU Fei-yan et al（483）

Preliminary Study on Phosphorus Forms in Soils in the Water-level-fluctuating Zone of the Baihua Reservoir……………………………….LI Qiu-hua et al（490）

Concentrations and Sources of Metal Elements of Dry Deposition in the Pearl River Delta, South China………………………………….HUANG Qiang et al（498）

Relationship between Soil Seed Bank and Above ground Vegetation of Different Human-Induced Disturbance Lands in the Suburbs of Guiyang………………………………………………………………………………………………………………………………………………..WEI Xia et al（506）

Release Characteristics of Heavy Metals in the Traffic-Area Topsoil Leached by Simulated Acid Rain……………………………………...SU Guang-ming et al（512）

Research on Cr(VI) Releasing Mechanism by Chromium Slag Dissolution as Exemplified by the Chromium Slag of Jinzhou Yard……………………………………………………………………………………………………………………………………………………LI Xi-lin et al（518）

Analysis of the Distribution Characteristics of Major Elements in Phosphogypsum………………………………………………………………CHEN Wei-xian（524）

Applied Study

Multi-element Composition and Geographical Origin Discrimination of the Selected Liquors…………………………………………………JIANG Tao et al（529）

Relationship between Longevity Pollution and Drinking Water Quality in Xiayi County, Henan Province, China…………………………….LI Yong-hua et al（536）

Research on Simulated Loess Watershed Based on the Network Graph Theory………………………………………………………………CHEN Shi-li et al（542）

Pollution Risk Assessment of Heavy Metals in Soil Based on Geochemical Baseline………………………………………………………..KONG Hui-min et al（547）

The Distribution and Its Risk of Pb in Different Functional Area ——A Case Study of Guiyang City…………………………………………….HU Jun et al（553）

Regional Geochemical Characteristics of Agricultural Potato in Liuzhi, Panxian and Shuicheng Counties, Guizhou Province,P.R.China……………………………………………………………………………………………………………………………………CHEN Rong et al(560)

Special Subject and Review

Advances in Research on the Chemical Composition of Precipitation and Its Sources in China…………………………………………………LUO Xuan et al（566）

A Review on the Progress in Research on Heavy Metals Contamination in the Post-Aswan Dam Nile Delta and Its Implications for the Yangtze Delta…………………………………………………………………………………………………………………………………………………GU Jia-wei et al（575）

Progress in Research on Remediation Technology of Petroleum Contamination in Saline Alkali Soil……………………………………………LI Yong-xia et al（583）

Experiment Research

The Improved Method for Purifying Zn Directly by Using AGMP 1M Resin………………………………………………………………FENG Jia-yi et al（589）