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		Journal of the Korean Society of International Agriculture :: Vol.30 No.4 pp.269-276 DOI:https://doi.org/10.12719/KSIA.2018.30.4.269 Open abstract    
Journal of the Korean Society of International Agriculture :: Vol.30 No.4 pp.269-276
			DOI:https://doi.org/10.12719/KSIA.2018.30.4.269
			 
			