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		Journal of the Korean Society of International Agriculture :: Vol.25 No.4 pp.442-447 DOI:https://doi.org/10.12719/KSIA.2013.25.4.442 Open abstract    
Journal of the Korean Society of International Agriculture :: Vol.25 No.4 pp.442-447
			DOI:https://doi.org/10.12719/KSIA.2013.25.4.442
			 
			