Diversity of forest tree species in Yanbaru, the northern part of Okinawa Island


The natural forests of Yanbaru, in the northern part of Okinawa Island, harbor many endemic and endangered birds and mammals, and are dominated by an evergreen oak, Castanopsis sieboldii. The Simpson diversity (D) and equitability index (J′) were calculated using survey data on number of stems (≥ 4.5 cm DBH) of each species found in sample plots. Near… (More)
DOI: 10.1023/A:1009748016272


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