Affiliation: | (1) Department of Crop Science, College of Agriculture and Life Sciences, Chungnam National University, 220 Gung-dong, Yuseong-gu, Daejeon, 305–764, South Korea;(2) Department of Bio-Environmental Chemistry, College of Agriculture and Life Sciences, Chungnam National University, 220 Gung-dong, Yuseong-gu, Daejeon, 305–764, South Korea; |