*Prapawadee Nutiprapun^1,2、Sutheera Hermhuk³、Dokrak Marod⁴、Mamoru Kanzaki⁵、Satoshi Nanami⁶、Akira Itoh⁶ (1.Graduate School of Agricultural and Life Science, the University of Tokyo, Tokyo, Japan、2.Graduate School of Science, Osaka City University, Osaka, Japan 、3.Faculty of Agricultural Production, Maejo University, Chiang Mai, Thailand 、4.Faculty of Forestry, Kasetsart University, Bangkok, Thailand、5.Graduate School of Agriculture, Kyoto University, Kyoto, Japan 、6.Graduate School of Science, Osaka Metropolitan University, Osaka, Japan )