Affiliation: | (1) Tropical Biosphere Research Center, University of the Ryukyus, 1 Senbaru, Nishihara, Okinawa 903-0213, Japan;(2) Department of Forestry, Faculty of Agriculture, University of Sumatera Utara, Jl. Tri Dharma Ujung No. 1, Medan, 50155, Indonesia;(3) Graduate School of Agriculture, University of the Ryukyus, 1 Senbaru, Nishihara, Okinawa 903-0213, Japan; |