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天然更新是复壮竹林的一种方式,尤在交通不便,劳力缺少,社会经济条件较差的地区利用竹子开花结实后散落的种子,自然发育成林,也是一种经济有效的更新措施.为了促进冷箭竹(Arundinaria fangiana Camus)开花迹地的更新复壮,我们于1985年5—7月,分别在卧龙、蜂桶寨,喇叭河自然保护区,调查了冷箭竹的天然更新情况.调查采用典型抽样的方法进行.标准地样方设置按三角形排列.样方面积,根据更新苗年龄和大小定为1—2平方米.每个样方分丛按代测定更新苗的数量和生长,然后进行统计分析.
Natural regeneration is a way of rejuvenating the bamboo forest. It is also a kind of economic and effective updating measure to utilize the scattered and scattered seeds after bamboo flowering and fruiting in the areas of inaccessible transportation, lack of labor and poor social and economic conditions. The Arundinaria fangiana Camus flourished and rejuvenated. We investigated the natural regeneration of Chiropracticao from May to July in 1985 in Wolong, Bee Buzhai and Labahe Nature Reserve, respectively. Method.The standard quadrats settings are arranged by triangle.The quadrat area is set to 1-2 square meters based on the age and size of the newer seedlings.The number and growth of seedlings are updated according to the determination of each quadrat cluster.And then statistical analysis .