References:
1. Abtahi, M.(2006). Soil degradation by human agents. Dehati, Monthly on Agriculture 34:38-44.
2. Allahyari, M. S., Chozari, M and Mirdamadi, M. (2009). Extension-Education Methods to Facilitate Learning in Sustainable Agriculture. J. Agri. Soc. Sci., 5(1–2):27-30.
3. Armstrong, D. (2000). A farm management economics approach to extension: water use efficiency on irrigated dairy farms in northern Victoria and southern NSW. Department of Natural Resources and Environment Kyabram Dairy Centre. Available on the: http://www.regional.org.au/au/apen/2001/r/ArmstrongD.htm
4. Darvishi, A. K. (2003). Capacity and ability of sustainable development in Iran. Agricultural Economic and Development Journal (Persian), 5, 2, 30-53.
5. FAO. (2003). Sustainable Water Resources Management for Food Security in the Near East Region. High-Level Technical Workshop “Regional Programs for Food Security in the Near East: Towards Sustainable Food Security and Poverty Alleviation”, Jeddah, 8-9 October 2003, FAO.
6. Karshenas, M. (1994). Concepts and measurements of agricultural surplus: a new accounting framework with application to Iran, Journal of Peasant Studies, 21, 2, 235-261.
7. Kay. M. (2002). Training for irrigation water management transfer a case study review. Irrigation Advisory Services and Participatory Extension in Irrigation Management Workshop organised by FAO – ICID 24 July 2002 Montreal, Canada.
8. Loucks, D. (2000). Sustainable Water Resources Management. International Water Resources Association, Water International, 25(1):3-10.
9. Ommani, A . R and Chizari, M. (2007). The effects of extension education and communication channels on technical knowledge of wheat farmers regarding sustainable agriculture. The Proceedings of 4th World Environmental Education Congress, Durban, South Africa.
10. Tahmasebi, Z. (1998). Necessity of paying attention to role and position of agricultural sector in employment generation during third economic, social and cultural development plan of Iran. Zeitoon persian magazin, 140, 4-11.
11. UNESCO.(2002). Education for rural development in Asia: experiences and policy lessons. FAO/UNESCO Seminar Bangkok, Tailand, 5-7 November.