Asgharipour, M., Mondani, F. and Riahinia, S. 2012. Energy use efficiency and economic analysis of sugar beet production system in Iran: A case study in Khorasan Razavi province. Energy, 44: 1078–1084.
Banaeian, N., Omid, M. and Ahmadi, H. 2013. Energy and economic analysis of greenhouse strawberry production in Tehran province of Iran. Energy Conversion and Management 52: 1020-1025.
Bechini, L. and Castoldi, N. 2009. On-farm monitoring of economic and environmental performances of cropping systems: Results of a 2-year study at the field scale in northern Italy. Ecological Indicators 9: 1096-1113.
Demircan, V., Ekinci, K., Keener, H. M., Akbolat, D. and Ekinci, C. 2006. Energy and economic analysis of sweet cherry production in Turkey: a case study from Isparta province. Energy Conversion and Management 47: 1761-1769.
Erdal, G., Esengün, K., Erdal, H. and Gündüz, O. 2007. Energy use and economical analysis of sugar beet production in Tokat province of Turkey. Energy 32: 35-41.
Farid, M. A., Samani, Ghatreh S. and Rostami, S. 2013. An assessment of energy consumption for sugar beet production system in Iran a case study in Chahar Mahal va Bakhtiari province Mechanical Sciences in agricultural machinery 1: 57-64.
Haciseferoğullari, H., Acaroglu, M. and Gezer, I. 2003. Determination of the Energy Balance of the Sugar Beet Plant. Energy Sources 25: 15-22.
Jones, C. D., Fraisse, C. W. and Ozores-Hampton, M. 2012. Quantification of greenhouse gas emissions from open field-grown Florida tomato production. Agricultural systems 113: 64-72.
Litskas, V. D., Mamolos, A. P., Kalburtji, K. L., Tsatsarelis, C. A. and Kiose-Kampasakali, E. 2011. Energy flow and greenhouse gas emissions in organic and conventional sweet cherry orchards located in or close to Natura 2000 sites. Biomass and Bioenergy 35: 1302-1310.
Ozkan, B., Akcaoz, H. and Karadeniz, F. 2004a. Energy requirement and economic analysis of citrus production in Turkey. Energy Conversion and Management 45: 1821-1830.
Ozkan, B., Kurklu, A. and Akcaoz, H. 2004b. An input–output energy analysis in greenhouse vegetable production: a case study for Antalya region of Turkey. Biomass and Bioenergy 26: 89-95.
Pishgar-Komleh, S., Ghahderijani, M. and Sefeedpari, P. 2012. Energy consumption and CO2 emissions analysis of potato production based on different farm size levels in Iran. Journal of Cleaner production 33: 183-191.
Shrestha, D. 2002. Energy use efficiency indicator for agriculture, 1998. See also: http://www. usaskca/agriculture/caedac/PDF/mcrae. PDF
Singh, J. 2002. On farm energy use pattern in different cropping systems in Haryana, India. Master of Science. Germany: International Institute of Management, University of Flensburg.
Smith, P., Martino, D., Cai, Z., Gwary, D., Janzen, H., Kumar, P., McCarl, B., Ogle, S., O'Mara, F. and Rice, C. 2008. Greenhouse gas mitigation in agriculture. Philosophical transactions of the royal Society B: Biological Sciences 363: 789-813.
Snyder, C., Bruulsema, T., Jensen, T. and Fixen, P. 2009. Review of greenhouse gas emissions from crop production systems and fertilizer management effects. Agriculture, Ecosystems & Environment 133: 247-266.
Soltani, A., Rajabi, M., Zeinali, E. and Soltani, E. 2013. Energy inputs and greenhouse gases emissions in wheat production in Gorgan, Iran. Energy 50: 54-61.
Stephen, K. and Jackson, F. 1994. Sugar beet. Encylopedia of agriculture science, vol. 4. New York: Academic Press Inc.
Tilman, D., Cassman, K. G., Matson, P. A., Naylor, R. and Polasky, S. 2002. Agricultural sustainability and intensive production practices. Nature 418: 671-677.
Uzunoz, M., Akcay, Y. and Esengun, K. 2008. Energy Input-Output Analysis of Oilseed Sunflower Seed (Helianthus Annuus L.) Oil in Turkey. Energy sources. Part B Economics, planning and policy 3, 215-223.
Yaldiz, O., Ozturk, H., Zeren, Y. and Bascetincelik, A. 1993. Energy usage in production of field crops in Turkey. In "5th International Congress on Mechanisation and Energy Use in Agriculture. Turkey: Kusadasi", pp. 11-14.
Yilmaz, I., Akcaoz, H. and Ozkan, B. 2005. An analysis of energy use and input costs for cotton production in Turkey. Renewable Energy 30: 145-155.
Yousefi, M., Khoramivafa, M. and Mondani, F. 2014. Integrated evaluation of energy use, greenhouse gas emissions and global warming potential for sugar beet (Beta vulgaris) agroecosystems in Iran. Atmospheric Environment 92: 501-505.