抄録
Circled with Garcinia subelliptica habitat embracing trees on the property, houses in Tonaki Island are
mostly south facing, which forms an ideal feng shui village structure. We observe that forest belts in the northern and eastern borderlines are much thicker than those inside the village, which is greatly attributed to the strong cold northern wind in winter and the destructive eastern wind during typhoon season. Stand trees of well-kept houses are arranged in a two storied structure, while trees around 2 m in abandoned residences are an overwhelming majority. Tree density in well-kept houses is higher than that in abandoned houses. Seedling ratio for abandoned houses is bigger than that of well-kept houses, while it is opposite for sprout ratio. It is assumed that well-kept habitat embracing woodlands have been cleaned from time to time to weed out fallen ripe fruits and unwanted seedlings, while trees in the abandoned houses have not been maintained for a long time and forests have returned to a nearly natural situation