Table 1.
Information of plants for essential oils

Scientific name	Part	Region	Yields (%, w/w)
Cinnamomum loureirii Nees	Leaves	Jeju Island	0.58
Juniperus chinensis	Leaves	Ulleungdo island	1.69
Zanthoxylum schinifolium S. et Z.	Fruits	Jinju	2.34
Zanthoxylum piperitum	Fruits	Jinju	2.97
Artemisia capillaris Thunb.	Aerial parts	Jeju Island	0.30
Citrus unshiu	Peels	Jeju Island	5.26
Citrus pseudogulgul hort.	Peels	Jeju Island	5.35