论文部分内容阅读
1太白红杉,(LarixchinensisBeissn),松科,国家二级保护渐危种。落叶乔木,高达8至15米,胸径可达60厘米。仅于秦岭中部高山地带有成片纯林或小块天然林,其余均星散分布在陕西部分海拔2600至3600米地区。喜光、耐旱、耐寒、耐瘠薄并抗风。因高寒地带,立地条件差,生长期短,所以生长缓慢。为中国特有树种,是秦岭山区唯一生存的落叶松属植物。图为正在开花的太白红杉松果。摄影:陕西太白山国际级自然保护区管理局蒿坪保护站李双喜
1 Taixing Sequoia, (LarixchinensisBeissn), Pinaceae, the national secondary protection gradually threatened species. Deciduous tree, up to 8 to 15 meters, diameter up to 60 cm. Only in the middle part of the Qinling Mountains has become a piece of pure forest or small piece of natural forest, the rest are scattered in parts of Shaanxi 2600 to 3600 meters above sea level. Hi light, drought, cold, barren and wind-resistant. Because of the alpine zone, poor site conditions, the growth period is short, so slow growth. It is endemic to China and is the only species of larch in the Qinling Mountains. The picture shows the flowering Taizisuihong pine cones. Photo: Liang Taixi, Shaanxi Taibai Mountain International Nature Reserve Administration Hao Ping protection station