1.Abbasi, M.K., and Anwar, A.A. 2015. Ameliorating Effects of Biochar Derived from Poultry
Manure and White Clover Residues on Soil Nutrient Status and Plant growth Promotion -
Greenhouse Experiments. PLoS ONE. 10: 6. 1-18.
2.Alidoust, D., Suzuki, S., Matsumura, S., and Yoshida, M. 2012. Chemical speciation of heavy
metals in the fractionated rhizosphere soils of sunflower cultivated on a humic Andosol.
Commun. Soil Sci. Plant Anal. 43: 17. 2314-2322.
3.Alloway, B.J. 2008. Zinc in soils and crop nutrition. 2nd ed. Belgium and Paris: IZA and IFA
Brussels.
4.Almas, A., Sing, B.R., and Salbu, B. 1999. Mobility of cadmium-109 and zinc-65 in soil
influenced by equilibration time, temperature and organic matter. J. Environ. Qual. 64: 955-962.
5.Balakrishnan, N., and Subramanian, K.S. 2016. Mycorrhizal (Rhizophagus Intraradices)
Symbiosis and Fe and Zn Availability in Calcareous Soil. Commun. Soil Sci. Plant Anal.
120: 17-25.
6.Boostani, H.R., Chorom, M., Moezzi, A., Karimian, N., Enayatizamir, N., and Zarei, M. 2016.
Effect of plant growth promoting rhizobacteria (PGPR) and arbuscular mycorrhizae fungi
(AMF) application on distribution of zinc chemical forms in a calcareous soil with different
levels of salinity. J. Soil Manage. Sust. 6: 1. 1-24. (In Persian)
7.Boostani, H.R., Chorom, M., Moezzi, A., Karimian, N., and Enayatizamir, N. 2017. Effect of
Salinity and Organic Matter on Distribution of Zinc Chemical Forms in a Calcareous Soil
after Maize Cultivation. Water and Soil Science. 27: 1. 1-10. (In Persian)
8.Broadley, M.R., White, P.J., Hammond, J.P., Zelko, I., and Lux, A. 2007. Zinc in plants.
New Phytologist. 173: 677-702.
9.Clement, R., and Bernal, M.P. 2006. Fractionation of heavy metals and distribution of organic
carbon in two contaminated soils amended with humic acids. Chemosphere. 64: 1264-1273.
10.Gee, G.W., and Bauder, J. W.1986. Particle size analysis, hydrometer method. P 404-408.
In: A. Klute, A., G.S. Campbell, R.D. Jackson, M.M. Mortland and D.R. Nielsen, (Eds.),
Methods of soil analysis. 2nd ed. Part 1.America Society of Agronomy, Madison. WI.
11.Gholami, L. 2011. Effects of mycorrhizal arbuscular symbiosis, zinc levels and organic
matter on zinc chemical forms in a calcareous soil and responses of corn. Master Thesis,
Department of Soil Science, Faculty of Agriculture, Shiraz University.
12.Helmke, P.H., and Spark, D.L. 1996. Potassium. P 551-574. In: Sparks, D.L., A.L. Page,
P.A. Helmke, and R.H. Loeppert, (Eds.), Methods of soil analysis, part 3, Soil Science
Society of America, Madison, WI.
13.Herencia, J.F., Ruiz, J.C., Melero, M.S., Villaverde, J., and Maqueda, C. 2008. Effects of
organic and mineral fertilization on micronutrient availability in soil. Soil Sci. 173: 69-80.
14.Ippolito, J.A., Laird, D.A., and Busscher, W.J. 2012. Environmental benefits of biochar.
J. Environ. Qual. 41: 967-972.
15.Kamali, S., Ronaghi, A., and Karimian, N. 2011. Soil Zinc Transformations as Affected by
Applied Zinc and Organic Materials. Commun. Soil Sci. Plant Anal. 42: 9. 1038-1049.
16.Kandeler, E., Marschner, P., Tscherko, D., Gahoonia, T.S., and Nielsen, N.E. 2002.
Microbial community composition and functional diversity in the rhizosphere of maize.
Plant Soil, 238: 301-312.
17.Kiekens, L. 1995. Zinc. In: Heavy Metals in Soils, Alloway BJ, editor. Chapman and Hall,
London.
18.Kim, K.Y., Jordan, D., and McDonald, G.A. 1998. Effect of phosphate solubilizing bacteria
and vesicular-arbuscular mycorrhizae on tomato growth and soil microbial activity. Biol.
Fertil. Soil. 26: 79-87.
19.Lehmann, J., Rillig, M.C., Thies, J., Masiello, C.A., Hockaday, W.C., and Crowley, D. 2011.
Biochar effects on soil biota–a review. Soil Biol. Biochem. 43: 1812-1836.
20.Lehmann, J., and Joseph, S. 2009. Biochar for environmental management: an introduction.
P 1-12. In: Lehmann J., Joseph S. (Eds.), Biochar for Environmental Management: Science
and Technology. Earthscan, London.
21.Lindsay, W.L., and Norvel, W.A. 1978. Development of DTPA soil test for zinc, iron,
manganese and copper. Soil Sci. Soc. Am. J. 42: 421-428.
22.Loeppert, R.H., and Suarez. L. 1996. Carbonate and gypsum. P 437-474. In: Sparks, D.L.,
A.L. Page, P.A. Helmke and R.H. Loeppert, (Eds.), Methods of soil analysis, Part 3, Soil
Science Society of America, Madison, WI.
23.Lu, A., Zhang, S., and Shan, X. 2005. Time effect on the fractionation of heavy metals.
Geoderma. 125: 225-234.
24.Luo, Y.M., and Chiristie, P. 1998. Bioavailability of Copper and Zinc in soils treated with
alkaline stabilized sewage sludge. J. Environ. Qual. 27: 335-342.
25.Martino, E., Perotto, S., Parsons, R., and Gadd, G.M. 2003. Solubilization of insoluble zinc
compounds by ericoid mycorrhizal fungi derived from heavy metal polluted soils. Soil Biol.
Biochem. 35: 133-141.
26.Melo, C.A., Coscionc, A.R., Aberu, C.A., Puga, A.P., and Camargo, O.A. 2013. Influence of
pyrolysis temperature on cadmium and zinc sorption capacity of sugar cane straw derived
biochar. BioResources. 8: 4. 4992-5004.
27. Nelson, D.W., and Sommers, L.E. 1982. Total carbon, organic carbon and organic matter.
P 539-579. In: Page, A.L., R.H. Miller and D.R. Keeny, (Eds.), Methods of Soil Analysis,
Part 2, Soil Science Society of America, Madison, WI.
28.Olsen, S.R., Cole, C.V., Watanabe, F.S., and Dean, L.A. 1954. Estimation of available
phosphorous in soil by extraction with sodium bicarbonate. USDA. Cric. 939. U. S. Gov.
Print. Office, Washington, DC.
29.Parizanganeh, A., Lakhan, V.C., and Jalalian, H. 2007. A geochemical and statistical
approach for assessing heavy metal pollution in sediments from southern Caspian coast.
Inter. J. Env. Sci. Technol. 4: 351-358.
30.Preetha, P.S., and Stalin, P. 2014. Different Forms of Soil Zinc - their Relationship with
Selected Soil Properties and Contribution towards Plant Availability and Uptake in Maize
Growing Soils of Erode District, Tamil Nadu. Ind. J. Sci. Technol. 7: 7. 1018-1025.
31.Ramos, L., Hernandez, L.M., and Gonzaalez, M.J. 1994. Sequential fraction of Cu, Pb, Cd
and Zn in soils from or near Donana national Park. J. Environ. Qual. 23: 50-57.
32.Rattan, R.K., and Sharma, P.D. 2004. Main micronutrients available and their method of use.
Proceedings IFA International Symposium on Micronutrients, Pp: 1-10.
33.Rhoades, J.D. 1996. Salinity: Electrical conductivity and total dissolved salts. P 417-436.
In: Sparks, D.L., A.L. Page, P.A. Helmke and R.H. Loeppert, (Eds.), methods of soil
analysis, part 3, 3rd ed, Soil Science Society of America, Madison, WI.
34.Safari, M., Yasrebi, J., Karimian, N., and Xiao, S. 2009. Evaluation of three sequential
extraction methods for fractionation of zinc in calcareous and acidic soils. Res. J. Biol. Sci.
4: 7. 848-857.
35.Saravanan, V.S., Subramoniam, S.R., and Ra, S.A. 2003. Assessing in vitro solubilization
potential of different zinc solubilizing bacterial (zsb) isolates. Braz. J. Microbiol. 34: 121-125.
36.Sekhon, K.S., Singh, J.P., and Mehla, D.S. 2006. Long-term effect of organic/inorganic input
on the distribution of zinc and copper in soil fractions under a rice-wheat cropping system.
Arch. Agron. Soil Sci. 52: 551-556.
37.Sepahvand, H., and Forghani, A. 2011. Distribution of different forms of Iran and its
correlation with soil characteristics in some province of calcareous soils. J. Soil Water.
25: 15. 1128-1137.
38.Shahbazi, K., and Besharati, H. 2013. Short investigation of soil fertility status of Iran.
J. Land Manage. 1: 1-15.
39.Shuman, L.M. 1991. Chemical Forms of Micronutrients in Soils. Micronutrients in
Agriculture, Mortvedt JJ, editor. Soil. Sci. Soc. Am. J. Madison, WI.
40.Shuman, L.M. 1988. Fractionation method for soil microelements. Soil Sci. 140: 11-22.
41.Sims, J.T., and Kline, J.S. 1991. Chemical fractionation and plant uptake of heavy metals in
soils amended with Co-compost sewage sludge. J. Environ. Qual. 20: 387-395.
42.Singh, J.P., Karwarsa, S.P.S., and Singh, M. 1988. Distribution and forms of copper, iron,
manganese and zinc in calcareous soils of India. Soil Sci. 146: 359-366.
43.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, Cd and Pb solid phases. Soil Sci. Soc.
Am. J. 46: 260-264.
44.Subramanian, K.S., Tensia, V., Jayalakshmi, K., and Ramachandran, V. 2009. Biochemical
changes and zinc fractions in arbascular mycorrhizal fungus (Glomus intraradices) inoculated
and inoculated soils under differential zinc fertilization. Appl. Soil Ecol. 49: 32-39.
45.Sun, Y., Gao, B., Yao, Y., Fang, J., Zhang, M., Zhao, Y., Chen, H., and Yang, L. 2014.
Effect of feedstock type, production method and pyrolysis temperature on biochar and
hydrobiochar properties. J. Chem. Eng. 240: 574-578.
46.Sumner, M., Miller, w., Sparks, D., Page, A., Helmke, P., Loeppert, R., Soltanpour, P.,
Tabatabai, M., and Johnston, C. 1996. Cation exchange capacity and exchange coefficients.
Methods of soil analysis. Part 3-chemical methods. Pp: 1201-1229.
47.Tagwira, F., Riho, M., and Mugwira, L. 1992. Effect of pH and phosphorous and organic
matter on zinc availability and distribution in two Zimbabwean soils. Commun. Soil Sci.
Plant Anal. 23: 1485-1491.
48.Thomas, G.W. 1996. Soil and Soil acidity. P 475-490. In: Sparks, D.L., A.L. Page, P.A.
Helmke and R.H. Loeppert, (Eds.), methods of soil analysis. Part 3. 3rd Ed., Am. Soc.
Agron., Madison, WI.
49.Usman, A.R.A., Kuzyakov, Y., and Stahr, K. 2004. Dynamics of organic C mineralization
and the mobile fraction of heavy metals in a calcareous soil incubated with organic wastes.
Water Air Soil Pollut. 158: 401-418.
50.Wamberg, C., Christensen, S.I., Jakobsen, A.K., Muller, I., and Sorensen, S.J. 2003.
The mycorrhizal fungus (Glomus intraradices) affects microbial activity in the rhizosphere
of pea plants (Pisum sativum). Soil Biol. Biochem. 35: 1349-1357.
51.Yang, X., Liu, J., McGrouther, K., Hung, H., Lu, K., Gao, X., He, L., Lin, X., Che, L., Ye,
Z., and Wang, H. 2016. Effect of biochar on the extractability of heavy metals (Cd, Cu, Pb,
and Zn) and enzyme activity in soil. Environ. Sci. Pollut. Res. 22: 5. 3183-3190.