Azizi P., Mahmoodi Sh., Torabi H., Masihabadi M. H., and Homaee M. 2011. Morphologycal, physic-Chemical and clay mineralogy investigation on gypsiferous soils in Southern of Tehran, Iran. Middle-East Journal of Scientific Research, 7 (2): 153-161.
Brady N.C., and Weil, R.R. 1999. The nature and properties of soils. 12th Ed. PrenticeHall, 881p.
Buck B. J., and Van Hoesen J.G. 2002. Snowball morphology and SEM analysis of pedogenic gypsum, southern New Mexico. Journal of Arid Environments, 51: 469-487.
Dultz S., and Kühn P. 2005. Occurrence, formation and micromorphology of gypsum in soils from the central German Chernozem region. Geoderma, 129: 230-250.
Etedali Dehkordi S., Abtahi A., Salehi M.H., Givi J., Farpoor M.H., and Baghernejad M. 2018. Studying of the formation and development of soils in a toposequence in Chelgerd region, Chaharmahal-va-Bakhtiari province. Journal of Soil Management and Sustainable Production, 7(4): 45-64. (In Persian).
Farzamnia P., Manafi Sh., and Momtaz H.R. 2015. Formation and evolution of soils formed on
quaternary sediments in a part of Urmia plain. Journal of soil Management and Sustainable
Production, 5 (2): 93-111. (In Persian)
Hussain M. S., Amadi T.H., and Sulaiman M.S. 2003. Characteristics of soil of a toposequnce in northeastern Iraq. Geoderma, 33: 63-82.
Imadojemo P.E., Osujieke D.N., and Obasi S.N. 2017. Evaluation of Fadama soils along a toposequence proximal to river Donga in wukari area of northeast Nigeria. International journal of agriculture and rural development, 20(2): 3150-3158.
Shiau Y.J., Pai Ch.W., Tsai J., Liu W.Ch., Yam R.S.W. Chang I.Sh.Ch., Tang S.L., and Chiu Ch.Y. 2018. Characterization of Phosphorus in a Toposequence of Subtropical Perhumid Forest Soils Facing a Subalpine Lake. Forests, 9(294): 1-14.
IUSS Working Group WRB. 2015. World Reference Base for Soil Resources 2014, Update 2015. International Soil Classification System for Naming Soils and Creating Legends for Soil Maps. World Soil Resources Reports No. 106, Rome, FAO. 192p.
Khormali F. and Nabiollahi K. 2009. Degradation of mollisols in western Iran as affected by land use change. Journal of Agricultural Science and Technology, 11: 363-374.
Khresat S.A., and Qudah E.A. 2006. Formation and properties of aridic soils of Azraq Basin in northeastern Jordan. Journal of arid environments, 64: 116-136.
Kunze G.W., and Dixon J.B. 1996. Pretreatment for mineralogical analysis. In: Klute, A. (Eds). Methods of soil analysis. Part 1. SSSA. Madison WI. USA. Lindsay, W. L., and W. A. pp: 91-100.
Lee B.D., Sears S.K., Graham R.C., Amrhein C., and Vali H. 2003. Secondary mineral genesis from chlorite and serpentine in an ultramafic soil toposequence. Soil Science Society of American Journal, 67: 1309-1317.
Mahmodi Sh., and Hakimian M. 2006. Fundmentals of soil science. 3rd (Ed). Tehran University publication, 706p. (In Persian)
Manafi Sh. 2010. Mineralogical evidence of climate change in some semiarid Soils of Southern Urmia, Iran. Soil Science Agrochemistry and Ecology, 4: 17-24.
Manafi Sh. 2014. Genesis and evolution of soil and carbonate translocation in Rashakan region, Urmia: The effect of toposequence. Final report of research project, 157p. (In Persian)
Maniyunda L.M., and Gwari M.G. 2014. Soil development on a toposequence on loessial deposit in Northern Guinea, Savana, Nigeria. ARPN Journal of Agricultural and Biological Science, 9(3):110-116.
Mohammed S., Kibret K., and Mohammed M. 2018. Characterization and classification of soils along toposequence of Gobeya Sub-Watershed, South Wello Zone, Ethiopia. Asian Journal of Soil Science and Plant Nutrition, 2(4): 1-17.
Naghizadeh R. 2004. 1:100000 geological map of Naghadeh. Geological survey and mineral exploration organization of Iran.
Narimani Z., and Manafi Sh. 2015. The study of physico-chemical and mineralogical properties and classification of some saline- sodic soils in the east of Urmia plain. Journal of Soil Management and Sustainable Production, 7(4): 45-64. (In Persian)
Pashaei L., and Manafi Sh. 2017. Study of physico-chemical and mineralogical properties of gypsiferous soils in the north of Urmia. Journal of applied soil research, 4(2): 72-90. (In Persian)
Rezaei H. Jafarzadeh A., Alijanpour A., Shahbazi F., and Valizadeh K. 2015. Effect of slope position on soil properties and types along an elevation gradient of arasbaran forest, Iran. International Journal on Advanced Science Engineering formation Technologhy, 5(6): 449-456.
Sedov S., Solleiro-Rebolledo E., Fedick S., Gama-castro J., Palacios-mayorga S., and Vallejo Gómez E. 2007. Soil genesis in relation to landscape evolution and ancient sustainable land use in the northeastern Yucatan Peninsula, Mexico. Atti della Società toscana di scienze naturali, residente in Pisa.Serie A, 112: 115-126.
Shakeri S., and Owliaei H. R. 2011. The effect of topography on soil formation in Izadkhast region Fars. Proceedings of 12th Iranian soil science Congress, Tabriz, Iran. pp 64-68.
Soil Survery Staff. 2012. Field Book for Describing and Sampling Soils. National Soil Survey Center. Natural Resources Conservation Service. U.S. Department of Agriculture. 315p.
Soil Survey Staff. 1999. Soil Taxonomy, A Basic System of Soil Classification for Making and Interpreting Soil Surveys, 2nd Edition. USDA - NRCS. Washington. D.C. 870p.
Soil Survey Staff. 2014. Keys to Soil Taxonomy, 12th Edition. USDA - NRCS. Washington. D.C.
Su W., Yi Min N., XiaoJie H., and Xicagang Z. 2004. Study on spatial variability of soil nutrients in Beima town of Shandong Province by using kriging method. Journal of Anhui Agricultural University, 31(1): 76-81.
Thompson J.A., and Kolka R.K. 2005. Soil Carbon storage estimation in a forested watershed using quantitative soil- landscape modeling. Soil Science Society of American Journal, 69, 1086-1093.
USDA-NRCS. 2004. Soil Survey Laboratory Methods Manual. Soil Survey invrstigations. Report No, 42. 693p.