| 1 |  | 
																													
																						|  |  | 
																													
																						| 2 |  ZHU Ying, FAN Wenhong , ZHOU Tingting ,et al. Removal of chelated heavy metals from aqueous solution:A review of current methods and mechanisms[J]. Science of the Total Environment ,2019 ,678 :253-266. doi:10.1016/j.scitotenv.2019.04.416 | 
																													
																						| 3 |  | 
																													
																						|  |  CHEN Weiguang, SHENG Guangyao , ZHANG Zilan ,et al. Research advances in heavy metal wastewater treatment with coupled biochar-microorganism system[J]. Industrial Water Treatment ,2021 ,41 (6):127-133. doi:10.11894/iwt.2020-0633 | 
																													
																						| 4 |  JOSEPH L, JUN B M , FLORA J R V ,et al. Removal of heavy metals from water sources in the developing world using low-cost materials:A review[J]. Chemosphere ,2019 ,229 :142-159. doi:10.1016/j.chemosphere.2019.04.198 | 
																													
																						| 5 |  ŠĆIBAN M, KLAŠNJA M , ŠKRBIĆ B . Adsorption of copper ions from water by modified agricultural by-products[J]. Desalination ,2008 ,229 (1/2/3):170-180. doi:10.1016/j.desal.2007.08.017 | 
																													
																						| 6 | 于芳. 小麦秸秆对溶液中铅、镉离子吸附性能的研究[D]. 西安:西北大学,2013. | 
																													
																						| 7 |  CAO Yaoyao, XIAO Weihua , SHEN Guanghui ,et al. Carbonization and ball milling on the enhancement of Pb(Ⅱ) adsorption by wheat straw:Competitive effects of ion exchange and precipitation[J]. Bioresource Technology ,2019 ,273 :70-76. doi:10.1016/j.biortech.2018.10.065 | 
																													
																						| 8 | 刘恒博,徐宝月,李明明,等. 改性小麦秸秆对水中Cd2+吸附的研究[J]. 水处理技术,2013,39(4):15-19. | 
																													
																						|  |  LIU Hengbo,  XU Baoyue,  LI Mingming,et al. Adsorption of aquatic cadmium (Ⅱ) by modified wheat straw[J]. Technology of Water Treatment,2013,39(4):15-19. | 
																													
																						| 9 | 解宇峰,程德义,石佳奇,等. 高锰酸钾改性小麦秸秆吸附Cd2+的性能研究[J]. 生态与农村环境学报,2019,35(5):668-674. | 
																													
																						|  |  XIE Yufeng,  CHENG Deyi,  SHI Jiaqi,et al. Adsorption of Cd2+ by potassium-permanganate-modified wheat straw[J]. Journal of Ecology and Rural Environment,2019,35(5):668-674. | 
																													
																						| 10 | 李志琳,解宇峰,程德义,等. 氨化改性小麦秸秆对水体Cd2+的吸附性能研究[J]. 环境工程技术学报,2019,9(5):566-572. | 
																													
																						|  |  LI Zhilin,  XIE Yufeng,  CHENG Deyi,et al. Adsorption properties of ammonia-modified wheat straw on aquatic cadmium[J]. Journal of Environmental Engineering Technology,2019,9(5):566-572. | 
																													
																						| 11 |  LI Wunan, LIAO Xiaoyong , WANG Lingqing ,et al. Adsorption of cadmium and lead in wastewater by four kinds of biomass xanthates[J]. Water Science and Technology:A Journal of the International Association on Water Pollution Research ,2019 ,79 (6):1222-1230. doi:10.2166/wst.2019.124 | 
																													
																						| 12 | 马锋锋,赵保卫,刁静茹. 小麦秸秆生物炭对水中Cd2+的吸附特性研究[J]. 中国环境科学,2017,37(2):551-559. | 
																													
																						|  |  MA Fengfeng,  ZHAO Baowei,  DIAO Jingru. Adsorptive characteristics of cadmium onto biochar produced from pyrolysis of wheat straw in aqueous solution[J]. China Environmental Science,2017,37(2):551-559. | 
																													
																						| 13 | 李瑞月,陈德,李恋卿,等. 不同作物秸秆生物炭对溶液中Pb2+、Cd2+的吸附[J]. 农业环境科学学报,2015,34(5):1001-1008. | 
																													
																						|  |  LI Ruiyue,  CHEN De,  LI Lianqing,et al. Adsorption of Pb2+ and Cd2+ in aqueous solution by biochars derived from different crop residues[J]. Journal of Agro-Environment Science,2015,34(5):1001-1008. | 
																													
																						| 14 |  CAO Yaoyao, SHEN Guanghui , ZHANG Yang ,et al. Impacts of carbonization temperature on the Pb(Ⅱ) adsorption by wheat straw-derived biochar and related mechanism[J]. Science of the Total Environment ,2019 ,692 :479-489. doi:10.1016/j.scitotenv.2019.07.102 | 
																													
																						| 15 |  WANG Gang, ZHANG Yongping , JIANG Shengji ,et al. Removal and recovery of cobalt from Co(Ⅱ)-containing water samples by dithiocarboxyl polyethyleneimine[J]. Separation and Purification Technology ,2020 ,251 :117338. doi:10.1016/j.seppur.2020.117338 | 
																													
																						| 16 |  | 
																													
																						|  |  CHENG Xiaolong, WANG Gang , XU Min ,et al. Preparation of heavy metal adsorbent with dithiocarboxyl corn stalk[J]. Chemical Research and Application ,2020 ,32 (5):758-763. doi:10.3969/j.issn.1004-1656.2020.05.010 | 
																													
																						| 17 |  | 
																													
																						|  |  LI Wunan, LIAO Xiaoyong , HUANG Zhanbin . The dynamic adsorption of lead ions by corn stalk xanthate[J]. Acta Scientiae Circumstantiae ,2019 ,39 (8):2586-2592. doi:10.1088/1755-1315/199/4/042047 | 
																													
																						| 18 |  | 
																													
																						|  |  WANG Zhike, WANG Gang , XU Min ,et al. Preparation of dithiocarboxyl amino-methylated polyacrylamide optimized by response surface methodology[J]. China Environmental Science ,2017 ,37 (6):2114-2121. doi:10.3969/j.issn.1000-6923.2017.06.016 | 
																													
																						| 19 | 张永平,王刚,徐敏,等. 除Cd(Ⅱ)重金属吸附剂:巯基乙酰化玉米秸秆的制备[J]. 环境工程,2020,38(3):116-122. | 
																													
																						|  |  ZHANG Yongping,  WANG Gang,  XU Min,et al. Preparation of mercaptoacetyl corn straw,a Cd(Ⅱ) adsorbent[J]. Environmental Engineering,2020,38(3):116-122. | 
																													
																						| 20 | 尹冬敏,吴敏,李栋. 超微粉碎玉米秸秆微观结构与秸秆-淀粉共混膜蠕变特性[J]. 农业机械学报,2016,47(S1):297-304. | 
																													
																						|  |  YIN Dongmin,  WU Min,  LI Dong. Microstructure of ball milling cornstalk and creep behavior of corn starch-based films[J]. Transactions of the Chinese Society for Agricultural Machinery,2016,47(S1):297-304. | 
																													
																						| 21 |  | 
																													
																						|  |  ZHENG Mingxia, LI Laiqing , ZHENG Mingyue ,et al. Effect of alkali pretreatment on cellulosic structural changes of corn stover[J]. Environmental Science & Technology ,2012 ,35 (6):27-31. doi:10.3969/j.issn.1003-6504.2012.06.007 | 
																													
																						| 22 | 王刚,常青. 高分子重金属絮凝剂PEX捕集Ni2+及除浊性能研究[J]. 环境科学学报,2007,27(5):763-769. | 
																													
																						|  |  WANG Gang,  CHANG Qing. Study on the trapping Ni2+ ions and the removing turbidity behavior of macromolecule heavy metal flocculant PEX[J]. Acta Scientiae Circumstantiae,2007,27(5):763-769. | 
																													
																						| 23 |  WANG G, CHENG X L , ZENG Y C ,et al. Effects of some parameters on the removal of Cd(Ⅱ) ions from aqueous solutions by polyethyleneimine-sodium xanthogenate[J]. International Journal of Environmental Science and Technology ,2020 ,17 (12):4733-4744. doi:10.1007/s13762-020-02798-7 | 
																													
																						| 24 |  ZHENG Liuchun, PENG Dan , MENG Peipei . Promotion effects of nitrogenous and oxygenic functional groups on cadmium (Ⅱ) removal by carboxylated corn stalk[J]. Journal of Cleaner Production ,2018 ,201 :609-623. doi:10.1016/j.jclepro.2018.08.070 |