[1] TEUTSCH N, EREL Y, HALLCZ L, et al. Distribution of natural and anthropogenic lead in mediterranean soils[J]. Geochimica et Cosmochimica Acta, 2001, 65(17): 2853-2864.
[2] KLUMPP G, FURLAN C M, DOMINGOS M, et al. Response of stress indicators and growth parameters of tibouchina pulchra cogn. exposed to air and soil pollution near the industrial complex of cubatão, brazil[J]. Science of the Total Environment, 2000, 246(1): 79-91.
[3] CHEN H, TENG Y, LU S, et al. Contamination features and health risk of soil heavy metals in China[J]. Science of the Total Environment, 2015, 512:143-153.
[4] WANG Z W, NAN Z R, ZHAO Z J, et al. Effects of Cadmium, Zinc and Nickel on celery growth and bioaccumulation of heavy metals in contaminated arid oasis soils[J]. Journal of Arid Land Resources and Environment, 2011, 25(2): 138-143.
[5] BOLAN N S, ADRIANO D C, CURTIN D. Soil acidification and liming interactions with nutrientand heavy metal transformationand bioavailability[J]. Advances in Agronomy, 2003, 78: 215-272.
[6] WU F B, ZHANG G P. Genotypic variation in kernel heavy metal concentrations in barley and as affected by soil factors[J]. Journal of Plant Nutrtion, 2002, 25(6): 1163-1173.
[7] VERMA P, GEORGE K V,SINGH H V, et a1. Modeling cadmium accumulation in radish, carrot, spinachand cabbage[J]. Applied Mathematical Modelling, 2007, 31: 1652-1661.
[8] JUNG M C, THORNTON I. Heavy metal contamination of soils and plants in the vicinity of alead-zinc mine[J]. Korea Appl Geochem, 1996, 11(1-2): 53-59.
[9] ROSSELLI W, KELLER C, BOSCHI K. Phytoextraetion capacity of trees growing on metal contaminated soil[J]. Plant and Soil, 2003, 72: 256-265.
[10] NAN Z R, LI J J, ZHANG J M, et al. Cadmium and Zinc interactions and their transfer in soil-crop system under actual field conditions[J]. Science of the Total Environment, 2002, 285(1-3): 187-195.
[11] 王丹,魏威,梁东丽,等. 土壤铜、铬(VI)复合污染重金属形态转化及其对生物有效性的影响[J]. 环境科学, 2011, 32(10): 3113-3120. WANG D, WEI W, LIANG D L, et al. Transformation of copper and chromium in co-contaminated soil and its influence on bioavailability for pakchoi (Brassica chinensis)[J]. Environmental Science, 2011, 32(10): 3113-3120(in Chinese).
[12] MAHMOUDI E, ESSIDA N, BEYREM H, et al. Individual and combined effects of lead and zinc on a free-living marine nematode community: Results from microcosm experiments[J]. Journal of Experimental Marine Biology and Ecology, 2007, 343(2): 217-226.
[13] WU F B, ZHANG G P, YU J S. Interaction of cadmium and four microelement for uptake and translocation in different barley genotypes[J]. Communications in Soil Science and Plant Analysis, 2003, 34(13-14): 2003-2020.
[14] CHANG X X, ZHAO W Z, ZHANG Z H, et al. Sap flow and tree conductance of shelter-belt in arid region of China[J]. Agricultural and Forest Meteorology, 2006, 138(1-4): 132-141.
[15] ZHAO Z J, NAN Z R, WANG S L, et al. Experiments on speciation and bioavailability of selected heavy metals in arid oasis soil, northwest of China[J]. Advances in Earth Sciences, 2008, 23(11): 1194-1200.
[16] NAN Z R, ZHAO C Y. Heavy metal concentrations in gray calcareous soils of Baiyin region, Gansu Province, P. R. China[J]. Water, Air, and Soil Pollution, 2000, 118(1-2): 131-142.
[17] WANG S L, NAN Z R, LIU X W, et al. Accumulation and bioavailability of copper and nickel in wheat plants grown in contaminated soils from the oasis, northwest China[J]. Geoderma, 2009, 152(3-4): 290-295.
[18] 中华人民共和国环境保护局. GB15618-1995 土壤环境质量标准[S]. 北京: 中国标准出版社, 1995. Ministry of Environmental Protection of China. GB15618-1995 Environmental Quality Standard for Soils[S]. Beijing: China Standards Press, 1995 (in Chinese).
[19] 杨仲伟, 朱晓霞, 尤金刚. 张掖绿洲农田土壤重金属污染潜在风险评价[J]. 甘肃农业大学学报, 2015, 50(3): 138-142. YANG Z W, ZHU X X, You J G. Evaluation on potential risks of heavy metal pollution in farmland soil in Zhangye oasis[J]. Journal of Gansu Agricultral University, 2015, 50(3): 138-142(in Chinese).
[20] 鲁如坤. 土壤农业化学分析方法[M]. 北京: 中国农业科技出版社, 1999: 147-211. Lu R K. Analytical Method of Soil Agricultural Chemistry[M]. Beijing: Chinese Agriculture Science and Technology Press, 1999: 147 -211(in Chinese).
[21] TESSIER A, CAMPBELL P G C, BISSION M. Sequential extraction procedure for the speciation of particulate trace metals [J]. Analalytical Chemistry, 1979, 51(7): 844-850.
[22] LI Y, ZHU L, WANG C. Adsorption of different chemical forms of Cd in soil by ryegrass[J]. Journal of Agro-Environmental Science, 2003, 22(3): 353-356.
[23] HAN F X, BANIN A, KINGERY W L. New approach to studies of heavy metal redistribution in soil[J]. Advances in Environmental Research, 2003, 8(1): 113-120.
[24] 王友保, 张莉, 沈章军, 等. 铜尾矿库区土壤与植物中重金属形态分析[J].应用生态学报, 2005, 16(12): 2418-2422. WANG Y B, ZHANG L, SHEN Z J, et al. Chemical forms of heavy metals in the soils and plants of copper tailings yard[J]. Chinese Journal of Applied Ecology, 2005, 16(12): 2418-2422(in Chinese).
[25] SAHQUILLO A, López-Sánchez J F, RUBIL R, et al. Use of a certified reference material for extractable trace metals to assess sources of uncertainty in the BCR three-stage sequential extraction procedure[J]. Analytica Chimica Acta, 1999, 382(3): 317-327.
[26] 李宇庆, 陈玲, 仇雁翎, 等. 上海化学工业区土壤重金属元素形态分析[J]. 生态环境, 2004, 13(2): 154-155. LI Y Q, CHEN L, Chou Y L, et al. Speciation of heavy metals in soil from Shanghai Chemical Industry Park[J]. Ecology and Environment, 2004, 13(2): 154-155(in Chinese).
[27] 朱波, 青长乐, 牟树森, 等. 紫色土外源镉、锌形态的生物有效性[J]. 应用生态学报, 2002, 13(5): 555-558. ZHU B, QING C L, MU S S, et al. Bioavailability of exotic zinc and cadmium in purple soil[J]. Chinese Journal of Applied Ecology, 2002, 13(5): 555-558(in Chinese).
[28] 晋王强, 南忠仁, 刘晓文, 等. 金昌市郊农田土壤Cu、Zn、Ni形态分布特征与生物有效性评价[J]. 环境化学, 2010, 29(2): 220-225. JIN W Q, NAN Z R, LIU X W, et al. Speciation and bioavailability assessment of Cu, Zn and Ni in agricultural soils from Jinchang, Gansu, China[J]. Environmental Chemistry, 2010, 29(2): 220-225(in Chinese).
[29] 武文飞, 南忠仁, 王胜利, 等. 绿洲土 Cd、 Pb、 Zn、 Ni 复合污染下重金属的形态特征和生物有效性[J]. 生态学报, 2013, 33(2): 619-630. WU W F, NAN Z R, WANG S L, et al. Fractionation character and bioavailability of Cd, Pb, Zn and Ni combined pollution in oasis soil[J]. Acta Ecologica Sinica, 2013, 33(2): 619-630(in Chinese).
[30] LIU X, LIU S, TANG Z. The Relationship Between Cd and Pb forms and their availability to rape in major soils of Hebei Province[J]. Acta Ecologica Sinica, 2002, 22(10):1688-1694.
[31] 刘霞, 刘树庆, 唐兆宏. 河北主要土壤中 Cd、 Pb形态与油菜有效性的关系[J]. 生态学报, 2002, 22(10): 1688-1694. LIU X, LIU S Q, TANG Z H. The relationship between Cd and Pb forms and their availability to rape in major soils of Hebei province[J]. Acta Ecologica Sinica, 2002, 22(10): 1688-1694(in Chinese).
[32] CHEN Y J, TAO S, DENG B S, et al. Effect of root system on metal fractionation in rhizosphere of contaminated soil[J]. Acta Pedologica Sinica, 2001, 38(1): 54-59.
[33] 强维亚, 陈拓, 汤红官, 等. Cd胁迫和增强UV-B辐射对大豆根系分泌物的影响[J]. 植物生态学报, 2003, 27(3): 289-293. QIANG W Y, CHEN T, TANG H G, et al. Effect of Cadmium and enhanced UV-B radiation on soybean root excretion[J]. Acta Phytoecologica Sinica, 2003, 27(3): 289-293(in Chinese).
[34] 张玲, 王焕校. 镉胁迫下小麦根系分泌物的变化生态学报[J]. 生态学报, 2002, 22(4): 496-502. ZHANG L, WANG H X. Changes of root exudates to cadmium stress in wheat (Triticum aestivm L.)[J]. Acta Ecologica Sinica, 2002, 22(4): 496-502(in Chinese).
[35]
[36] SAA A L, BBHAG A I, FAHM M A. Pb speciation in the sediments of the heavy polluted western harbor of Alexandr[J]. Water, Air, and Soil Pollution, 2004, 4: 375-384.
[37] MENCH M J, FARGUES S. Metal uptake by iron-efficient and inefficient oats[J]. Plant and Soil, 1994, 165(2):227-233.