*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 )