A total of 31 islands and 2 peninsulas had been investigated, and the DBH, the rate of seed-setting and contribution of reproduction of C. sclerophylla populations were surveyed.

• 共调查31个岛屿和2个半岛，分析了种群的径级结构、结实状况和繁殖贡献，同时利用核和叶绿体微卫星分子标记进行种群遗传结构研究，调查了14个岛屿和2个半岛，共467个苦槠个体。