Acknowledgement
본 연구는 2016년 한국연구재단 "산학협력 선도대학 육성사업"의 지원과 2017년도 "충북대학교 연구년제"의 지원을 받아 수행한 연구입니다. 한편 연구 진행에 도움을 준 (주) 신영이앤피와 산림조합 중부목재유통센터의 관계자분들에게 감사드립니다.
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