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*Atsushi Sakai
Japan International Research Center for Agricultural Sciences
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Tosporn Vacharangkura
Royal Forest Department, Thailand
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Thiti Visaratana
Royal Forest Department, Thailand
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Ratana Thai-ngam
Royal Forest Department, Thailand
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Moriyoshi Ishizuka
Forestry and Forest Products Research Institute
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Nobuyuki Tanaka
Forestry and Forest Products Research Institute