| 1 |  ZOU Lilin, LIU Yansui , WANG Yongsheng ,et al. Assessment and analysis of agricultural non-point source pollution loads in China:1978-2017[J]. Journal of Environmental Management ,2020 ,263 :110400. doi:10.1016/j.jenvman.2020.110400 | 
																													
																						| 2 | 季鹏飞,许海,詹旭,等. 长江中下游湖泊水体氮、磷比时空变化特征及其影响因素[J]. 环境科学,2020,41(9):4030-4041. | 
																													
																						|  |  JI Pengfei,  XU Hai,  ZHAN Xu,et al. Spatial-temporal variations and driving of nitrogen and phosphorus ratios in lakes in the middle and lower reaches of Yangtze River[J]. Environmental Science,2020,41(9):4030-4041. | 
																													
																						| 3 |  XIE Beizhen, LIU Bojie , YI Yue ,et al. Microbiological mechanism of the improved nitrogen and phosphorus removal by embedding microbial fuel cell in Anaerobic-Anoxic-Oxic wastewater treatment process[J]. Bioresource Technology ,2016 ,207 :109-117. doi:10.1016/j.biortech.2016.01.090 | 
																													
																						| 4 |  PENG Yongzhen, HOU Hongxun , WANG Shuying ,et al. Nitrogen and phosphorus removal in pilot-scale anaerobic-anoxic oxidation ditch system[J]. Journal of Environmental Sciences ,2008 ,20 (4):398-403. doi:10.1016/s1001-0742(08)62070-7 | 
																													
																						| 5 |  WANG Fen, LU Shan , WEI Yanjie ,et al. Characteristics of aerobic granule and nitrogen and phosphorus removal in a SBR[J]. Journal of Hazardous Materials ,2009 ,164 (2/3):1223-1227. doi:10.1016/j.jhazmat.2008.09.034 | 
																													
																						| 6 |  WANG Zhanghong, GUO Haiyan , SHEN Fei ,et al. Biochar produced from oak sawdust by Lanthanum(La)-involved pyrolysis for adsorption of ammonium(NH4 + ),nitrate(NO3 - ),and phosphate(PO4 3- )[J]. Chemosphere ,2015 ,119 :646-653. doi:10.1016/j.chemosphere.2014.07.084 | 
																													
																						| 7 |  VIKRANT K, KIM K H , OK Y S ,et al. Engineered/designer biochar for the removal of phosphate in water and wastewater[J]. Science of the Total Environment ,2018 ,616/617 :1242-1260. doi:10.1016/j.scitotenv.2017.10.193 | 
																													
																						| 8 |  YU Shujun, WANG Xiangxue , PANG Hongwei ,et al. Boron nitride-based materials for the removal of pollutants from aqueous solutions:A review[J]. Chemical Engineering Journal ,2018 ,333 :343-360. doi:10.1016/j.cej.2017.09.163 | 
																													
																						| 9 |  PAN Xuqin, GU Zhepei , CHEN Weiming ,et al. Preparation of biochar and biochar composites and their application in a Fenton-like process for wastewater decontamination:A review[J]. Science of the Total Environment ,2021 ,754 :142104. doi:10.1016/j.scitotenv.2020.142104 | 
																													
																						| 10 |  JEON C, SOLIS K L , AN H R ,et al. Sustainable removal of Hg(Ⅱ) by sulfur-modified pine-needle biochar[J]. Journal of Hazardous Materials ,2020 ,388 :122048. doi:10.1016/j.jhazmat.2020.122048 | 
																													
																						| 11 |  AHMED M B, ZHOU J L , NGO H H ,et al. Progress in the preparation and application of modified biochar for improved contaminant removal from water and wastewater[J]. Bioresource Technology ,2016 ,214 :836-851. doi:10.1016/j.biortech.2016.05.057 | 
																													
																						| 12 |  LIU Wujun, JIANG Hong , YU Hanqing . Development of biochar-based functional materials:Toward a sustainable platform carbon material[J]. Chemical Reviews ,2015 ,115 (22):12251-12285. doi:10.1021/acs.chemrev.5b00195 | 
																													
																						| 13 | 鲁小娟,田小平,王磊. 不同原料生物炭对NH4 +-N、PO4 3--P吸附性能的差异性及其成因分析[J]. 化工环保,2019,39(2):196-201. | 
																													
																						|  |  LU Xiaojuan,  TIAN Xiaoping,  WANG Lei. Different absorption abilities of biochars from different raw materials to NH4 +-N and PO4 3--P and their mechanisms[J]. Environmental Protection of Chemical Industry,2019,39(2):196-201. | 
																													
																						| 14 |  | 
																													
																						|  |  LI Jiashuang, MAO Guolong , ZHAO Songyan ,et al. Adsorption behavior and mechanism of modified biochar to Sb(Ⅲ)[J]. Environmental Protection of Chemical Industry ,2018 ,38 (5):546-551. doi:10.3969/j.issn.1006-1878.2018.05.011 | 
																													
																						| 15 |  SIZMUR T, FRESNO T , AKGÜL G ,et al. Biochar modification to enhance sorption of inorganics from water[J]. Bioresource Technology ,2017 ,246 :34-47. doi:10.1016/j.biortech.2017.07.082 | 
																													
																						| 16 |  SHANG Hongru, LI Yinxue , LIU Jingyi ,et al. Preparation of nitrogen doped magnesium oxide modified biochar and its sorption efficiency of lead ions in aqueous solution[J]. Bioresource Technology ,2020 ,314 :123708. doi:10.1016/j.biortech.2020.123708 | 
																													
																						| 17 |  JUNG K W, AHN K H . Fabrication of porosity-enhanced MgO/biochar for removal of phosphate from aqueous solution:Application of a novel combined electrochemical modification method[J]. Bioresource Technology ,2016 ,200 :1029-1032. doi:10.1016/j.biortech.2015.10.008 | 
																													
																						| 18 |  REN Jing, LI Nan , LI Lei ,et al. Granulation and ferric oxides loading enable biochar derived from cotton stalk to remove phosphate from water[J]. Bioresource Technology ,2015 ,178 :119-125. doi:10.1016/j.biortech.2014.09.071 | 
																													
																						| 19 | 朱世殊. 改性芦苇生物炭对氧化还原反应去除水中污染物的强化机制[D]. 哈尔滨:哈尔滨工业大学,2019. | 
																													
																						|  |  ZHU Shishu. The mechanisms of modified reed biochar-mediated redox reactions for water ecological remediation[D]. Harbin:Harbin Institute of Technology,2019. | 
																													
																						| 20 |  NOVAIS S V, ZENERO M D O , BARRETO M S C ,et al. Phosphorus removal from eutrophic water using modified biochar[J]. Science of the Total Environment ,2018 ,633 :825-835. doi:10.1016/j.scitotenv.2018.03.246 | 
																													
																						| 21 |  LI Ronghua, WANG J J , ZHOU Baoyue ,et al. Simultaneous capture removal of phosphate,ammonium and organic substances by MgO impregnated biochar and its potential use in swine wastewater treatment[J]. Journal of Cleaner Production ,2017 ,147 :96-107. doi:10.1016/j.jclepro.2017.01.069 | 
																													
																						| 22 |  HADDAD K, JELLALI S , JEGUIRIM M ,et al. Investigations on phosphorus recovery from aqueous solutions by biochars derived from magnesium-pretreated cypress sawdust[J]. Journal of Environmental Management ,2018 ,216 :305-314. doi:10.1016/j.jenvman.2017.06.020 | 
																													
																						| 23 |  GONG Yupeng, NI Zhiyi , XIONG Zhaozhao ,et al. Phosphate and ammonium adsorption of the modified biochar based on Phragmites australis  after phytoremediation[J]. Environmental Science and Pollution Research International ,2017 ,24 (9):8326-8335. doi:10.1007/s11356-017-8499-2 | 
																													
																						| 24 |  YIN Qianqian, REN Huaipu , WANG Ruikun ,et al. Evaluation of nitrate and phosphate adsorption on Al-modified biochar:Influence of Al content[J]. Science of the Total Environment ,2018 ,631/632 :895-903. doi:10.1016/j.scitotenv.2018.03.091 | 
																													
																						| 25 | 祝天宇,卢泽玲,刘月娥,等. 镁改性生物炭制备条件对其氮、磷去除性能的影响[J]. 环境工程,2018,36(1):37-41. | 
																													
																						|  |  ZHU Tianyu,  LU Zeling,  LIU Yuee,et al. Effects of preparation conditions of Mg-modified biochar on the removal of ammonium and phosphate in wastewater[J]. Environmental Engineering,2018,36(1):37-41. | 
																													
																						| 26 |  XU Qinyuan, CHEN Zhongbing , WU Zhengsong ,et al. Novel lanthanum doped biochars derived from lignocellulosic wastes for efficient phosphate removal and regeneration[J]. Bioresource Technology ,2019 ,289 :121600. doi:10.1016/j.biortech.2019.121600 | 
																													
																						| 27 |  LI Min, ZHANG Zhongsheng , LI Zhe ,et al. Removal of nitrogen and phosphorus pollutants from water by FeCl3 -impregnated biochar[J]. Ecological Engineering ,2020 ,149 :105792. doi:10.1016/j.ecoleng.2020.105792 | 
																													
																						| 28 |  | 
																													
																						|  |  XU Run, SHI Chenghao , TANG Qian ,et al. Phosphate removal using rice husk biochars modified with lanthanum hydroxide[J]. Environmental Science ,2019 ,40 (4):1834-1841. doi:10.13227/j.hjkx.201809140 | 
																													
																						| 29 |  YIN Qianqian, WANG Ruikun , ZHAO Zhenghui . Application of Mg-Al-modified biochar for simultaneous removal of ammonium,nitrate,and phosphate from eutrophic water[J]. Journal of Cleaner Production ,2018 ,176 :230-240. doi:10.1016/j.jclepro.2017.12.117 | 
																													
																						| 30 |  YANG Qi, WANG Xiaolin , LUO Wei ,et al. Effectiveness and mechanisms of phosphate adsorption on iron-modified biochars derived from waste activated sludge[J]. Bioresource Technology ,2018 ,247 :537-544. doi:10.1016/j.biortech.2017.09.136 | 
																													
																						| 31 |  SAADAT S, RAEI E , TALEBBEYDOKHTI N . Enhanced removal of phosphate from aqueous solutions using a modified sludge derived biochar:Comparative study of various modifying cations and RSM based optimization of pyrolysis parameters[J]. Journal of Environmental Management ,2018 ,225 :75-83. doi:10.1016/j.jenvman.2018.07.037 | 
																													
																						| 32 |  ZHANG Ming, GAO Bin , YAO Ying ,et al. Synthesis of porous MgO-biochar nanocomposites for removal of phosphate and nitrate from aqueous solutions[J]. Chemical Engineering Journal ,2012 ,210 :26-32. doi:10.1016/j.cej.2012.08.052 | 
																													
																						| 33 |  YIN Qianqian, LIU Mengtian , REN Huaipu . Biochar produced from the co-pyrolysis of sewage sludge and walnut shell for ammonium and phosphate adsorption from water[J]. Journal of Environmental Management ,2019 ,249 :109410. doi:10.1016/j.jenvman.2019.109410 | 
																													
																						| 34 |  THANT ZIN M M, KIM D J . Simultaneous recovery of phosphorus and nitrogen from sewage sludge ash and food wastewater as struvite by Mg-biochar[J]. Journal of Hazardous Materials ,2021 ,403 :123704. doi:10.1016/j.jhazmat.2020.123704 | 
																													
																						| 35 |  SHIN H, TIWARI D , KIM D J . Phosphate adsorption/desorption kinetics and P bioavailability of Mg-biochar from ground coffee waste[J]. Journal of Water Process Engineering ,2020 ,37 :101484. doi:10.1016/j.jwpe.2020.101484 | 
																													
																						| 36 | DE CARVALHO EUFRÁSIO PINTO M, DAVID DA SILVA D , AMORIM GOMES A L ,et al. Biochar from carrot residues chemically modified with magnesium for removing phosphorus from aqueous solution[J]. Journal of Cleaner Production ,2019 ,222 :36-46. doi:10.1016/j.jclepro.2019.03.012 | 
																													
																						| 37 |  JIANG Yanhong, LI Anyu , DENG Hua ,et al. Characteristics of nitrogen and phosphorus adsorption by Mg-loaded biochar from different feedstocks[J]. Bioresource Technology ,2019 ,276 :183-189. doi:10.1016/j.biortech.2018.12.079 | 
																													
																						| 38 |  LIU Xiaoning, SHEN Feng , QI Xinhua . Adsorption recovery of phosphate from aqueous solution by CaO-biochar composites prepared from eggshell and rice straw[J]. Science of the Total Environment ,2019 ,666 :694-702. doi:10.1016/j.scitotenv.2019.02.227 | 
																													
																						| 39 |  LI Ronghua, WANG J J , ZHOU Baoyue ,et al. Enhancing phosphate adsorption by Mg/Al layered double hydroxide functionalized biochar with different Mg/Al ratios[J]. Science of the Total Environment ,2016 ,559 :121-129. doi:10.1016/j.scitotenv.2016.03.151 | 
																													
																						| 40 |  LIAO Taiwan, LI Ting , SU Xiangde ,et al. La(OH)3 -modified magnetic pineapple biochar as novel adsorbents for efficient phosphate removal[J]. Bioresource Technology ,2018 ,263 :207-213. doi:10.1016/j.biortech.2018.04.108 | 
																													
																						| 41 |  LIU Shaobo, TAN Xiaofei , LIU Yunguo ,et al. Production of biochars from Ca impregnated ramie biomass〔Boehmeria nivea (L.) Gaud .〕 and their phosphate removal potential[J]. RSC Advances ,2016 ,6 (7):5871-5880. doi:10.1039/c5ra22142k | 
																													
																						| 42 |  LI Ronghua, WANG J J , ZHOU Baoyue ,et al. Recovery of phosphate from aqueous solution by magnesium oxide decorated magnetic biochar and its potential as phosphate-based fertilizer substitute[J]. Bioresource Technology ,2016 ,215 :209-214. doi:10.1016/j.biortech.2016.02.125 | 
																													
																						| 43 |  WANG Huazhe, GUO Wanqian , LIU Banghai ,et al. Sludge-derived biochar as efficient persulfate activators:Sulfurization-induced electronic structure modulation and disparate nonradical mechanisms[J]. Applied Catalysis B:Environmental ,2020 ,279 :119361. doi:10.1016/j.apcatb.2020.119361 | 
																													
																						| 44 |  YIN Qianqian, LIU Mengtian , LI Yonghua ,et al. Computational study of phosphate adsorption on Mg/Ca modified biochar structure in aqueous solution[J]. Chemosphere ,2021 ,269 :129374. doi:10.1016/j.chemosphere.2020.129374 | 
																													
																						| 45 |  GHODSZAD L, REYHANITABAR A , MAGHSOODI M R ,et al. Biochar affects the fate of phosphorus in soil and water:A critical review[J]. Chemosphere ,2021 ,283 :131176. doi:10.1016/j.chemosphere.2021.131176 | 
																													
																						| 46 |  SALIMOVA A, ZUO Jian’e , LIU Fenglin ,et al. Ammonia and phosphorus removal from agricultural runoff using cash crop waste-derived biochars[J]. Frontiers of Environmental Science & Engineering ,2020 ,14 (3):1-13. doi:10.1007/s11783-020-1225-1 | 
																													
																						| 47 |  NIDHEESH P V, GOPINATH A , RANJITH N ,et al. Potential role of biochar in advanced oxidation processes:A sustainable approach[J]. Chemical Engineering Journal ,2021 ,405 :126582. doi:10.1016/j.cej.2020.126582 | 
																													
																						| 48 |  KIZITO S, WU Shubiao , KIRUI W K ,et al. Evaluation of slow pyrolyzed wood and rice husks biochar for adsorption of ammonium nitrogen from piggery manure anaerobic digestate slurry[J]. Science of the Total Environment ,2015 ,505 :102-112. doi:10.1016/j.scitotenv.2014.09.096 | 
																													
																						| 49 |  YUAN Jieming, WEN Yinghao , RUIZ G ,et al. Enhanced phosphorus removal and recovery by metallic nanoparticles-modified biochar[J]. Nanotechnology for Environmental Engineering ,2020 ,5 (3):1-13. doi:10.1007/s41204-020-00090-0 | 
																													
																						| 50 |  WANG Zhijuan, MIAO Rongrong , NING Ping ,et al. From wastes to functions:A paper mill sludge-based calcium-containing porous biochar adsorbent for phosphorus removal[J]. Journal of Colloid and Interface Science ,2021 ,593 :434-446. doi:10.1016/j.jcis.2021.02.118 | 
																													
																						| 51 |  JUNG K W, LEE S , LEE Y J . Synthesis of novel magnesium ferrite(MgFe2 O4 )/biochar magnetic composites and its adsorption behavior for phosphate in aqueous solutions[J]. Bioresource Technology ,2017 ,245 :751-759. doi:10.1016/j.biortech.2017.09.035 | 
																													
																						| 52 |  ZHENG Qin, YANG Lanfang , SONG Dali ,et al. High adsorption capacity of Mg-Al-modified biochar for phosphate and its potential for phosphate interception in soil[J]. Chemosphere ,2020 ,259 :127469. doi:10.1016/j.chemosphere.2020.127469 | 
																													
																						| 53 |  LUO Yuan, XIE Kun , FENG Yiyang ,et al. Synthesis of a La(OH)3  nanorod/walnut shell biochar composite for reclaiming phosphate from aqueous solutions[J]. Colloids and Surfaces A:Physicochemical and Engineering Aspects ,2021 ,610 :125736. doi:10.1016/j.colsurfa.2020.125736 | 
																													
																						| 54 |  SELIEM M K, KOMARNENI S , KHADRA M R ABU . Phosphate removal from solution by composite of MCM-41 silica with rice husk:Kinetic and equilibrium studies[J]. Microporous and Mesoporous Materials ,2016 ,224 :51-57. doi:10.1016/j.micromeso.2015.11.011 | 
																													
																						| 55 |  DIVBAND HAFSHEJANI L, HOOSHMAND A , NASERI A A ,et al. Removal of nitrate from aqueous solution by modified sugarcane bagasse biochar[J]. Ecological Engineering ,2016 ,95 :101-111. doi:10.1016/j.ecoleng.2016.06.035 | 
																													
																						| 56 |  LIU Xiaoning, SHEN Feng , SMITH Jr R L ,et al. Black liquor-derived calcium-activated biochar for recovery of phosphate from aqueous solutions[J]. Bioresource Technology ,2019 ,294 :122198. doi:10.1016/j.biortech.2019.122198 | 
																													
																						| 57 |  XIA Peng, WANG Xuejing , WANG Xin ,et al. Struvite crystallization combined adsorption of phosphate and ammonium from aqueous solutions by mesoporous MgO loaded diatomite[J]. Colloids and Surfaces A:Physicochemical and Engineering Aspects ,2016 ,506 :220-227. doi:10.1016/j.colsurfa.2016.05.101 | 
																													
																						| 58 |  BACELO H, PINTOR A M A , SANTOS S C R ,et al. Performance and prospects of different adsorbents for phosphorus uptake and recovery from water[J]. Chemical Engineering Journal ,2020 ,381 :122566. doi:10.1016/j.cej.2019.122566 | 
																													
																						| 59 |  ZHANG Lu, DENG Feng , LIU Zhongkai ,et al. Removal of ammonia nitrogen and phosphorus by biochar prepared from sludge residue after rusty scrap iron and reduced iron powder enhanced fermentation[J]. Journal of Environmental Management ,2021 ,282 :111970. doi:10.1016/j.jenvman.2021.111970 | 
																													
																						| 60 |  DONG Yubing, WU Zhen , ZHANG Xi ,et al. Dynamic responses of ammonia volatilization to different rates of fresh and field-aged biochar in a rice-wheat rotation system[J]. Field Crops Research ,2019 ,241 :107568. doi:10.1016/j.fcr.2019.107568 | 
																													
																						| 61 |  MANDAL S, DONNER E , SMITH E ,et al. Biochar with near-neutral pH reduces ammonia volatilization and improves plant growth in a soil-plant system:A closed chamber experiment[J]. Science of the Total Environment ,2019 ,697 :134114. doi:10.1016/j.scitotenv.2019.134114 |