关键词: 小瘤龙脑香, 引种, 热带地区

Abstract: Diptercarpits tuberculatus was introd uced from Thailand into Xishuang-banna,Yunnan Province in 1980.Thirteen-year cultivation showed that the plants grew fastar than in some areas of their native habitat.The flowering and fruiting of the plants were normal.A group of seedlings were grown by seeds. The determination of fallen leaf amount and undersoil nutrient showed that the plant might serve as a species for conservation of soil and water as well as amelioration of soil.The feasibility of large scale development of D. tuberculatus in tropical area of China is also evaluated in regard to the utilization value of the species, environmental requirements of afforestation and the conditions of its external cultivation and economic benefit as well.

Key words: Dipterocarpus tubercttlatus, Introduction, Tropical area