Adeli, J. 2015. Investigating the causes of expansion of saffron cultivation in, temperate mountain areas of Golestan province case study: Vamenan village. Saffron Agronomy and Technology 3 (2): 133-144. (In Persian with English Summary).
Ayoubi, Sh., Jalalian, A., and Givi, J. 2001. Qualitative evaluation of land suitability for crops, in the northern region (Isfahan). Journal of Science and Technology of Agriculture Natural Resources 5: 57-75. (In Persian).
Ayoubi, Sh., Mohammad-Zamani, S., and khormali, F. 2007. Prediction total N by organic matter content using some geostatistic approaches in part of farm land of Sorkhankalateh, Golestan province. Journal of Agricultural Science and Natural Resources 14 (4): 215-225.
Bagheri-Bodaghabadi, M. 2011. Applied land evaluation and land use planning. Pelk publications, Tehran, Iran. 404 p. (In Persian).
Bagherzadeh, A., Bagherzadeh, H., and Moeirad, H.R. 2013. Qualitative evaluation of parametric methods in Neyshabour plain land for wheat. Journal of Agroecology 4 (2): 121-130.
Banai, M.H. 1998. Map of soil moisture regimes heat Iran, soil and water research institute. Detailed studies of soil detailed and lands classification agricultural research station, Rokh plain, Torbat Heydarieh, Khorasan-Razavi province, Technical bulletin No.996, Soil and Water Research Institute Iran.
Bidadi, M.J., Kamkar, B., Abdi, O., and Kazemi, H. 2015. Land suitability analysis on rainfed wheat cropping using geospatial information systems. Journal of Sustainable Agriculture and Production Science 25: 131-143.
D’Haeze, D., Deckers, J., Raes, D., Phong, T.A., and Loi, H.V. 2005. Environmental and socio-economic impacts of institutional reforms on the agricultural sector of Vittnam land suitability assessment for Robusta coffee in the Dak-Gan region. Agriculture, Ecosystems and Environment 105: 59-76.
Dmitry, H., Torbert, A., and Krueger, E. 2008. Evaluation of agricultural land suitability: Application of fuzzy indicators, (Eds.): ICCSA 2008, Part I, LNCS 5072, pp. 475–490.
Farajzadeh, M., and Mirzabayati, R. 2007. Possibility study of areas with potential cultivation of saffron in Neyshabour plain using GIS. Journal Modarres Human Sciences 11 (1): 67–91.
Ghouth, A.S. 2013. Availability and prescription practice of anti-malaria drugs in the private health sector in Yemen. Journal of Infection in Developing Countries 7: 404–412.
Givi, J. 1997. Qualitative evaluation of land suitability for field and fruit crops. Iranian Soil and Water Research Institute, Tehran. Iran, 1015: 23-72.
Givi, J. 1998. Qualitative, Quantitative and economic suitability and determine the production potential of land for major crops branch, Falavarjan. Planning and Agricultural Economics Research Institute, Tehran, Iran. 346 p.
Gupta, R.K., Mostaghimi, S., McClellan, P.W., Alexy, M.M., and Brann, D.E. 1997. Spatial variability and sampling strategies for NO3-N, P, and K determinations for site–specific farming. Journal of American Society of Agricultural Engineers 40 (2): 337-343.
Hashemi, M., Zarrinkafsh, M., and Mostashari, M. 2013. Qualitative evaluation of land suitability on wheat in Eqbalien region of Qazvin state. Journal Management System 17: 1-6.
Jafarzadeh, A., Khashei-Siuki, A., and Shahidi, A. 2015. Modeling of climate change effects on saffron water requirement in south Khorasan province by GIS. Journal of Saffron Research 3 (2): 163-174.
Jafarbeyglu, M., and Mobaraky, Z. 2008. Land suitability Qazvin province for saffron cultivation based on multi-criteria decision-making methods. Journal of Physical Geography 66: 101-119.
Jalali, A.R. 2016. Land suitability evaluation for wheat in Hanna sub-basin of Karkheh, Lorestan provinc. Sixth congress of agriculture and sustainable natural resources, Tehran, Iran.
Jalalian, A., Rostamni-Nia, M., Ayoubi, Sh., and Amini, L.M. 2007. Qualitative, quantitative and economic land suitability for wheat, corn, sesame in Mehran plain, Ilam province
. Journal of Science and Technology of Agriculture Natural Resources 4: 393-404. (In Persian).
Kafi, M., Koocheki, A., Rashed Mohassel, H., and Nassiri, M. 2006: Saffron (Crocus sativus) Production and Processing, USA Science Publishers.
Kalogirou, S. 2002. Expert systems and GIS: an application of land suitability evaluation. Computers, Environment and Urban Systems 26: 89-112.
Khidir, S.M. 1986. A statistical approach in the use of parametric systems applied to the FAO framework for land evaluation. PhD thesis. State University Ghent, Belgium.
Koocheki, A. 2013. Research on production of saffron in Iran: Past trend and future prospects, Saffron Agronomy and Technology 1: 3-21.
Nasallahi, N., Kazemi, H., Kamkar, B., and Sadeghi, S. 2016. Agroecological evaluation of Aq-Qala township (Golestan province) for dryland wheat cultivation using geographical information system (GIS). Agronomy Journal (Pajouhesh & Sazandegi) 110: 83-94
Nasiri, M., and Koocheki, A. 2009. Agroecological zoning of wheat in Khorasan provinces: Estimating yield potential and yield gap. Iranian Journal of Field Crops Research 2 (7): 695-709.
Mashayekhi, F. 2014. Qualitative and quantitative evaluation of land suitability for common products in the Khodafarin area, Moghan plain, Shahed University, Faculty of agriculture and natural resources.
Mozaffarian, M., Nezami, M., Zarrinkafsh, M., and Jalali, A. 2009. Land production potential estimation for irrigated wheat in south-west Tehran province. p. 444-445. In Gorgan agricultural sciences and natural resources university. Proceedings of the 11th Iranian Soil Science Congress, 12-15 Jul. 2009. Gorgan Agricultural Sciences and Natural Resources University, Gorgan. (In Persian).
Rashid-Sorkhabadi, M., Shahidi, A., and Khashei-Siuk, A. 2014. Determination of suitable region for saffron cultivation based on water and soil characteristics using hierarchical analysis process method (Case study: Torbat Heydarieh city). Journal of Saffron Research 2 (1): 58-72.
Rossiter, D.G. 2000. Methodology for soil resource inventories. Revised version, soil science division. International institute for aerospace survey and earth science (ITC). 132 pp.
Shakeri, S., Owliaie, H., Abtahi, A., and Azadi, A. 2015. Soil survey and land suitability assessment of saline and gypsiferous soils of Barm-e-Alvan region, Kohgilouye-va Boyerahmad province. Journal of Human and Environment 35: 15-28.
Shahrokh, V., and Ayoubi, Sh. 2014. Land suitability assessment using hierarchical analysis process technique in Zarin Shahr and Mobarakeh of Isfahan. Journal of Agricultural Engineering 37 (1): 77-92.
Storie, R.E. 1976. Storie Index Soil Rating. Special Publication Div. Agric. Sci. No. 3203, University of California, Berkeley.
Sicat, R.S., Carranza, E.M., and Nidumolu, U.B. 2005. Fuzzy modeling of farmers’ knowledge for land suitability classification. Agricultural Systems 83: 49-75.
Soil studies and lands classification, Rokh, plain, Torbat Heydarieh, 1998. Technical bulletin No.1089, Soil and water research institute Iran.
Soil survey staff. 2010. Keys to soil taxonomy. 10th edn. Department of agriculture, Natural resources conservation service, Washington DC., USA. 346 p.
Sys, C., Van-Ranst, E., and Debaveye, J. 1991. Land evaluation. Part ІI. Methods in land evaluation, international training center for post graduate soil scientist. Ghent university, Ghent. 247 p.
Sys, C., Van-Ranst, E., Debaveye, J., and Beernaret, F. 1993. Land evaluation. Part ІII. Crop requirements, International training center for post graduate soil scientist. Ghent university, Ghent. 199 p.
Wahba, M.M., and Darwish, K.M. 2007. Suitability of specific crops using Microleis program in Sahal Barakas, Egypt. Journal of Applied Sciences Research 3 (7): 531-539.
Yazdchi, S., Rasuli, A.A., Mahmoudzadeh, H., Zarrinbal, M. 2011. Land capability evaluation of Marand county intended for saffron cultivation using multi criteria decision analysis systems. Journal of Research Soil Science (Soil and Water) 1 (3): 151-170. )In Persian with English Summary(.
Ying, X., Guang Ming, Z., Gui-Qiu, C., Lin, T., Ke-Lin, W., and Dao-You, H. 2007. Combining AHP with GIS in synthetic evaluation of eco-environmental quality -A case study of Hunan province, China. Ecological Modeling 209: 97-109.