论文部分内容阅读
广东松又叫华南五针松(Pinus kwangtungensis)以针叶五枝而得名。广东松为我国特有树种,由于数量稀少,现已被列为国家二级保护植物。广东松零星分布于湖南的南部、广东的北部、广西的西部以及海南岛的五指山,唯有在南岭国家级自然保护区海拔800~1500米的核心地段,保存着原始群落。这里山高谷深、地势峻峭、环境恶劣,但广东松却生长得茂盛挺拔,山坡上两人合抱不过来的松树随处可见,直径足有1米多,树龄有200多年。尤其在峭壁上、悬崖边,
Pine is also known as Pinus kwangtungensis, named after five needles. Guangdong pine endemic tree species in our country, due to the small number, has now been classified as two national protected plants. Sporadically distributed in southern Hunan, southern Guangdong, western Guangxi and Wuzhishan of Hainan Island, Guangdong Song only preserves the original communities in the core area of 800-1,500 meters above sea level in Nanling National Nature Reserve. Here high mountains and valleys, steep terrain, poor environment, but the growth of Guangdong loose but upright, pine trees can be surrounded by two people on the hillside everywhere, the full diameter of more than 1 m, the age of 200 years. Especially in the cliffs, cliffs,