1Isolation,Identification and Application of a Benzopyrene Degrading Bacteria Pseudomonas sp.DONG Xingchen, ZHANG Xiaoyun, WANG Yanan, WANG Liming, WU Changxiong, LIU Dongqin, XIE Zhixiong1-72Optimization of the Petroleum Hydrocarbon Biodegradation in Biochar-amended SoilsKONG Lulu, WANG Xinyou, GU Mingxu, GAO Yuanyuan, WANG Jia, ZHANG Xuhu8-153Research on the Growth Characteristics,Phosphate-solubilizing Conditions and Application of a Strain Bacillus megateriumFANG Chunyu, LYU Feng, ZHAO Xingxiu, HE Yiguo16-224Study on Degradation of Residual Oxytetracycline in Antibiotic Residues by Electron Beam IrradiationJI Dong, XIONG Qiang, LI Yuangang, SONG Wangwang, CUI Shuoyao23-285Structure-activity Relationship Between Microbial Community and Endogenous Pollution in Urban RiverLI Hanke, YANG Yuankun, WANG Bin, CHEN Shu, WEN Xinyu, FENG Xiaoqian, TANG Yang29-366Characteristics and Sources of Black Carbon Aerosol Changes in Baoji High-tech Zone from 2017 to 2018ZHOU Bianhong, CAO Xia, FENG Qiao, WANG Jin, YANG Zhenlong, HU Weiping, LI Jianjun, QIAO Zhu37-457Study on the Pollution Characteristics of PM2.5 and Water-soluble Organic Carbon in Changsha City in Autumn and WinterWANG Fang, FANG Xiaozhen, XIE Yajun, LIANG Yue, LIU Cheng, XIAO Hongwei46-528Spatial-temporal Distribution Changes of PM2.5 and Meteorological Effects Analysis in Mid-eastern ChinaLI Juan, WEI Peng, CHU Yangxi, JIN Wenjing, HU Rongming, ZHANG Boya, REN Pengjie53-629Remediation of PAEs Contaminated Soil by Combined Application of Cow Manure Biochar and Nitrogen FertilizerWU Yali, LIN Jingwen, XU Guangfei, ZHENG Dongmei, CUI Xiaohan, LI Yanhui63-7010Study on the Passivation Effect of Different Passivators on Alkaline Cadmium Contaminated SoilREN Chao, LI Jingtian, ZHU Liwen, DU Qianqian, WANG Hao, ZHAO Rui, XIAO Jianhui71-7811Electromotive Force-sodium Persulfate Remediation of Petroleum-contaminated Soil and Migration ProcessLI Yongtao, LI Dan, LI Yuhang, ZHANG Jiujiang, DU Wanying, CHEN Jinglin79-8512Effect of Increased Nitrogen on Nitrogen Leaching Fluxes in Spruce Forests on the Tibetan PlateauHAN Lin, WANG Ge86-9313Contents,Speciation and Loads of Mercury in Municipal Sewage Discharged from Various Functional AreasMA Xiao, LIU Hao, LI Han, CHENG Liu, GENG Yuanmeng, SONG Mingxing, MAO Yuxiang94-10214Distribution and Influence Factors of Mercury in Water Sediments in Coal Mining Subsidence AreaLIU Sikui, XU Zhengyan, CHENG Likang, LI Yue, WANG Jie, CHEN Yeyu, ZHENG Liugen, CHEN Yongchun103-10915Release and Spectral Characteristics of DOM in Sediments Under Different Dissolved Oxygen ConcentrationsSUN Yuheng, GONG Xiaofeng, LI Yuanhang, XIONG Jieqian, SHU Yao, NIU Danni, WU Li, LIN Yuan110-11916Sources,Composition and Spatial Distribution of Dissolved Organic Matter in Nanhu Lake,WuhanSONG Kezheng, CAI Qijia, HONG Pei, DENG Qinghui, WANG Chunbo, XIAO Bangding120-12917Biotoxicity Test and Cause Analysis in Domestic WastewaterWU Maoni, GE Yuan, ZHU Yanfang130-13418Study on the Relationship Between Structure and Toxicity of Some Ester CompoundsHUA Zhiping, CAI Xinping, LI Jianfeng135-14019Study on Fingerprint Characteristics of Alkane Compounds in Typical Waste Acid Oil ResidueLIANG Liuling, YANG Xiaona, LI Qingqian, WANG Xinping, YANG Jiahuan, HUANG Ning, WANG Jin, CHEN Bei141-14920Effects of Non-chlorine Environmental-friendly Snow-melting Agents on Seed Germination and Plant GrowthLI Zhaoran, SHENG Yanqing150-156 