2009.06.017 CrossRef Girardin P, Bockstaller
C, Van der Werf H (1999) Indicators: tools to evaluate the environmental impacts of farming systems. J Sustain Agric 13:5–21CrossRef FRAX597 ic50 Gomez AA, Kelly DE, Syers JK, Goughlan KJ (1996) Measuring sustainability of agricultural systems at the farm level. In: Doran JW, Jones AJ (eds) Methods for assessing soil quality SSSA Special Publication No. 49. Soil Science Society of America, Madison Govaerts B, Sayre KD, Ceballos-Ramirez JM, Luna-Guido ML, Limon-Ortega A, Deckers J, Dendooven L (2006) Conventionally tilled and permanent raised beds with different crop residue management: effects on soil C and N dynamics. Plant Soil 280:143–155. doi:10.1007/s11104-005-2854-7 CrossRef Guston DH (2001) Boundary organizations in environmental
policy and science: an introduction. Sci Technol Human Values 26:399–408CrossRef Hansen JW (1996) Is agricultural sustainability a useful concept? Agric Syst 50:117–143CrossRef Hollander RD (1986) Values and making decisions about agricultural research. Agric Hum Values 3:33–40CrossRef Hopfinger H, Boeckler M (1996) Step by step to an open economic system: Syria sets course for liberalization. Br J Middle East Stud 23:183–202CrossRef Huff HB (2004) Options for reforming Syrian agricultural policy support instrument in view of WTO accession. FAO-Italy Government Cooperation Programme, Project GCP/SYR/006/ITA. Ministry of Agriculture and Agrarian Reform, National Agricultural Policy Center (NAPC), Damascus, Syria. Available online at: http://www.napcsyr.net/pubs/studies/policy_studies.htm Jalili S, Fathi G, Fathi Y, Al-Rijabo AS, Piggin this website C, Desbiolles J (2011) Farmer innovation: seeder fabrication and uptake of zero-tillage in Iraq. In: Proceedings of the 5th World Congress on Conservation Ureohydrolase Agriculture and 3rd Farming Systems Design Conference. WCCA/FSD Local Organising Committee, c/o Australian
Centre for Selleck Trichostatin A International Agricultural Research, Brisbane. Available online at: http://aciar.gov.au/files/node/13993/farmer_innovation_seeder_fabrication_and_uptake__23210.pdf Kane M (1999) Sustainability concepts: from theory to practice. In: Köhn J, Gowdy J, Hinterberger F, van der Straaten J (eds) Sustainability in question. Edward Elgar Publishing Ltd., Cheltenham Kassam SN, Lalani B, Al-Eter B (2011) Conservation agriculture: perspectives from Salamieh district, Syria. In: Proceedings of the 5th World Congress on Conservation Agriculture and 3rd International Farming Systems Design Conference. WCCA/FSD Local Organising Committee, c/o Australian Centre for International Agricultural Research, Brisbane. Available online at: http://aciar.gov.au/files/node/13994/ca_syria_kassam_pdf_19882.pdf Kassam A, Friedrich T, Derpsch R, Lahmar R, Mrabet R, Basch G, González-Sánchez EJ, Serraj R (2012) Conservation agriculture in the dry Mediterranean climate. Field Crops Res 132:7–17. doi:10.1016/j.fcr.2012.02.