00964na  a2200253   4500001001300000005001500013008004100028024002700069035001800096035002700114100003400141370004800175372004000223372005100263372002500314373006700339374005700406375001100463377001400474400002400488670007300512670005400585670007100639KAC20163513620211117152701161219 b aznnnaabn          fa aaa      7 a00000004598525742isni  a(KRI)10058436  a(KISTI)ADPER00001706421 a김유학,g金裕學,d1959-  c한국(국명)[韓國]0KSH20000101452nlsh  a농업[農業]0KSH19980001872nlsh  a지질(지질학)[地質]0KSH19980252772nlsh  a토양학a농화학  a농업과학기술원 (책임연구원)a국립농업과학원  a연구원(연구자)[硏究員]0KSH19980377142nlsh  a남성  l한국어1 aKim, Yoohak,d1959-  a종합검정실기본교육, (농촌진흥청 역량개발과), 2017  a한국연구자정보(KRI)uhttps://www.kri.go.kr  a한국과학기술정보연구원(KISTI)uhttps://www.kisti.re.kr/