Yi, Gibum http://orcid.org/0000-0002-7630-1892
Shin, Hosub
Yu, Seung Hwa
Park, Jeong Eun http://orcid.org/0000-0003-4579-1179
Kang, Taegu
Huh, Jin Hoe http://orcid.org/0000-0002-9367-9280
Funding for this research was provided by:
Rural Development Administration (PJ0128001)
Article History
Received: 30 January 2019
Accepted: 16 December 2019
First Online: 27 December 2019
Competing interests
: The authors declare no competing interests.