Ahmad, M., Ahmed, S., Swami, B.L. and Ikram, S. (2015). Adsorption of heavy metal ions: role of chitosan and cellulose for water treatment. International Journal of Pharmacognosy, 2(6), 280-289.
Akay, A. and Koleli, N. (2007). Interaction between cadmium and zinc in barley grown under field conditions. Bangladesh Journal of Botany, 36(1),.13-19.
Akbar Jan, F., Ishaq, M., Khan, S., Ihsanullah, I., Ahmad, I. and Shakirullah, M. (2010). A comparative study of human health risks via consumption of food crops grown on wastewater irrigated soil (Peshawar) and relatively clean water irrigated soil (lower Dir). Journal of hazardous materials, 179(1-3), 612-621.
Ali Ehyaei, M. and Behbahani Zadeh, A. A. (1993). Description of Soil Chemical Analysis Methods. Soil and Water Research Institute, 1, 893. (In Farsi)
Aycicek, M., Kaplan, O. and Yaman, M. (2008). Effect of cadmium on germination, seedling growth and metal contents of sunflower (Helianthus annus L.). Asian Journal of Chemistry, 20(4), 2663-2672.
Bahrami, M., Boroumand nasnab, S., Kashkoli, H.A., Farrokhian Firouzi, A. and Babaei, A.A. (2013). Removal of cadmium from aqueous solutions using modified magnetite nanoparticles. Journal of Health and Environment, 6(2), 221-232. (In Farsi)
Bhattacharyya M.H., Wilson A.K., Rajan S.S., Jonah M. (1999). Role of metallothionein inuptake and distrubtion of environmental levels of cadmium in mice. Toxicological Sciences, 34–74.
Bower, C.A. and Hatcher, J.T. (1966). Simultaneous Determination of Surface Area and Cation-Exchange Capacity 1. Soil Science Society of America Journal, 30(4), 525-527.
Bower, C.A., Reitemeier, R.F. and Fireman, M. (1952). Exchangeable cation analysis of saline and alkali soils. Soil science, 73(4), 251-262
Bremner, J. M. and Mulvaney, C.S. (1982). Nitrogen—Total 1. Methods of soil analysis. Part 2. Chemical and microbiological properties, 595-624.
Cantrell, K.B., Hunt, P.G., Uchimiya, M., Novak, J.M., and Ro, K.S. (2012). Impact of pyrolysis temperature and manure source on physicochemical characteristics of biochar. Bioresource technology. 107, 419-428.
Chang, Y.C. and Chen, D.H. (2005). Preparation and adsorption properties of monodisperse chitosan-bound Fe3O4 magnetic nanoparticles for removal of Cu (II) ions. Journal of Colloid and Interface Science, 283(2), 446-451.
Das, P., Samantaray, S., and Rout, G.R. (1997). Studies on cadmium toxicity in plants: a review. Environmental Pollution, 98: 29-36.
Dayani, L. and Raeisi, F. (2006). Activity of Phosphatase and Urease Enzymes in a Cadmium Infected Soil. Conference of Soil, Environment and Sustainable Development, 113-114. (In Farsi)
Dehghani, M.H., Dehghan, A. and Najafpoor, A. (2017). Removing Reactive Red 120 and 196 using chitosan/zeolite composite from aqueous solutions: Kinetics, isotherms, and process optimization. Journal of Industrial and Engineering Chemistry, 51, 185-195.
Di Toppi, L.S. and Gabbrielli, R. (1999). Response to cadmium in higher plants. Environmental and experimental botany, 41(2), 105-130.
El-Kafrawy, A.F., El-Saeed, S.M., Farag, R.K., El-Saied, H.A.A. and Abdel-Raouf, M.E.S. (2017). Adsorbents based on natural polymers for removal of some heavy metals from aqueous solution. Egyptian Journal of Petroleum, 26(1), 23-32
Feng, J., Shi, Q., Wang, X., Wei, M., Yang, F. and Xu, H. (2010). Silicon supplementation ameliorated the inhibition of photosynthesis and nitrate metabolism by cadmium (Cd) toxicity in Cucumis sativus L. Scientia Horticulturae, 123(4), 521-530.
Fernandes Queiroz, M., Melo, K., Sabry, D., Sassaki, G. and Rocha, H. (2015). Does the use of chitosan contribute to oxalate kidney stone formation?. Marine drugs, 13(1), 141-158.
Haghiri, F. (1973). Cadmium Uptake by Plants 1. Journal of Environmental Quality, 2(1), 93-95.
Haldorai, Y., Kharismadewi, D., Tuma, D. and Shim, J.J. (2015). Properties of chitosan/magnetite nanoparticles composites for efficient dye adsorption and antibacterial agent. Korean Journal of Chemical Engineering, 32(8), 1688-1693.
Hart, J.J., Welch, R.M., Norvell, W.A. and Kochian, L.V. (2002). Transport interactions between cadmium and zinc in roots of bread and durum wheat seedlings. Physiologia Plantarum, 116(1), 73-78.
Helmke, P.H. and Spark, D.L. (1996). Potassium. In Sparks, D.L. et al., Method of soil analysis. Published by: Soil Science Society of America, Inc. American Society of Agronomy, Inc. Madison, Wisconsin, USA, 551-574.
Hussain, A., Maitra, J. and Khan, K.A. (2017). Development of biochar and chitosan blend for heavy metals uptake from synthetic and industrial wastewater. Applied Water Science, 7(8), 4525-4537.
Javad zarin, I., Motesharezadeh, B. and Tavizavi, M. (2016). Investigation of potassium and cadmium uptake in different wheat (Triticum aestivum L.) cultivars under cadmium stress. Environmental Stresses in Crop Sciences, 9(2), 195-204. (In Farsi)
Kaushal, A. and Singh, S.K. (2017). Removal of heavy metals by nanoadsorbents: A review. Journal of Environment and Biotechnology Research, 6(1), 96-104.
Kim, K.H., Kim, J.Y., Cho, T.S. and Choi, J.W. (2012). Influence of pyrolysis temperature on physicochemical properties of biochar obtained from the fast pyrolysis of pitch pine (Pinus rigida). Bioresource Technology, 118, 158-162.
Lindsay, W.L. and Norvel, W.A. (1978). Development of a DTPA as a soil response investigation of Mn2+ complexation in natural and synthetic organics. Soil Science Society of America Journal, 46, 1137-43.
Lu, R.K. (1999). Analytical methods of soil agrochemistry. China Agricultural Science and Technology Publishing House. Beijing, 18-99.
Malayoglu, U. (2018). Removal of heavy metals by biopolymer (chitosan)/nanoclay composites. Separation Science and Technology, 53(17), 2741-2749.
Mok, M.C. (1994). Cytokinins and plant development- an overview. Mok, DWS; Mok, MC Cytokinins—Chemistry, activity, and function. CRC Press, Boca Raton, 155-166.
Murphy, J.A.M.E.S. and Riley, J.P. (1962). A modified single solution method for the determination of phosphate in natural waters. Analytica chimica acta, 27, 31-36.
Najafi, Z., Golchin, A., Askari, M.S. and Alamdari, p. (2020). Comparison of the performance of different chitosan composites in removal of cadmium from contaminated soils. Journal of Water and Soil Concervation .(Under Review) (In Farsi)
Nelson, R.E. (1982). Carbonate and gypsum. Methods of soil analysis. Part 2. Chemical and microbiological properties, 181-197.
Ngah, W.W., Teong, L.C., Toh, R.H. and Hanafiah, M.A.K.M. (2012). Utilization of chitosan–zeolite composite in the removal of Cu (II) from aqueous solution: adsorption, desorption and fixed bed column studies. Chemical Engineering Journal, 209, 46-53.
Pham, X.N., Nguyen, T.P., Pham, T.N., Tran, T.T.N. and Tran, T.V.T. (2016). Synthesis and characterization of chitosan-coated magnetite nanoparticles and their application in curcumin drug delivery. Advances in Natural Sciences: Nanoscience and Nanotechnology, 7(4).
Rayment, G.E. and Higgison, F.R. (1992). Australian laboratory handbook of Soil and water chemical methods. Inkata Press Pty Ltd.
Rezakhani, L., Golchin, A. and Shafiee, S. (2012). Effect of different rates of Cd and Cu on growth and chemical composition of spinach. Agronomy and Plant Breeding, 8(1), 87-100. (In Farsi)
SIRIM. (1984). Specification of powdered activated carbon MS873: Standardization and Industrial Research Institute Malaysia. Kuala Lumpure.
Souza,J.F., Dolder,H., Cortelzaao,A. L.(2005).Influence of Mn toxicity on photosynthesis inVigna umbellate seedlings. Photosynthetica, 38:449-453.
Sposito, G., Lund, L.J. and Chang, A.C. (1982). Trace Metal Chemistry in Arid-zone Field Soils Amended with Sewage Sludge: I. Fractionation of Ni, Cu, Zn, Cd, and Pb in Solid Phases 1. Soil Science Society of America Journal, 46(2), 260-264.
Suarez-Hernandez, L. and Barrera-Zapata, R. (2017). Morphological and physicochemical characterization of biochar produced by gasification of selected forestry species. Revista Facultad de Ingenieria, 26(46), 123-130.
Sureshkumar, V., Daniel, S.K., Ruckmani, K. and Sivakumar, M. (2016). Fabrication of chitosan–magnetite nanocomposite strip for chromium removal. Applied Nanoscience, 6(2), 277-285.
Tang, T. and Miller, D.M. (1991). Growth and tissue composition of rice grown in soil treated with inorganic copper, nickel, and arsenic. Communications in soil science and plant analysis, 22(19-20), 2037-2045.
Tessier, A., Campbell, P.G. and Bisson, M. (1979). Sequential extraction procedure for the speciation of particulate trace metals. Analytical chemistry, 51(7), 844-851.
Veselov, D., Kudoyarova, G., Symonyan, M. and Veselov, S. (2003). Effect of cadmium on ion uptake, transpiration and cytokinin content in wheat seedlings. Bulgarian Journal of Plant Physiology, 29(3-4), 353-359.
Walkley, A., and Black, I.A. (1934). An examination of Degtjareff method for determining soil organic matter and proposed modification of the chromic acid titration method. Soil Science, 37, 29-37.
Wang, L., Zhou, Q., Ding, L. and Sun, Y. (2008). Effect of cadmium toxicity on nitrogen metabolism in leaves of Solanum nigrum L. as a newly found cadmium hyperaccumulator. Journal of hazardous materials, 154(1-3), 818-825.
Wuana, R.A. and Okieimen, F.E. (2011). Heavy metals in contaminated soils: a review of sources, chemistry, risks and best available strategies for remediation. International Scholarly Research Notices: Ecology
Zhou, Y., Gao, B., Zimmerman, A.R., Fang, J., Sun, Y. and Cao, X. (2013). Sorption of heavy metals on chitosan-modified biochars and its biological effects. Chemical Engineering Journal, 231, 512-518.