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浙江省2008年特大雨雪冰冻灾害全省竹林受灾面积52万hm2,占竹林总面积的66.4%,直接经济损失36亿元,占林业总损失的37.7%。本文从海拔、混交林和纯林、竹林年龄结构、毛竹钩梢、林地垦抚和使用除草剂等方面分析了竹林受灾原因,提出了受灾竹林更新复壮原则和技术措施。
Zhejiang Province 2008 Severe rain and snow disaster The affected area of bamboo forests in the province is 520,000 hm2, accounting for 66.4% of the total area of bamboo forests. The direct economic loss is 3.6 billion yuan, accounting for 37.7% of the total loss from forestry. In this paper, the causes of bamboo forest disaster are analyzed from the aspects of elevation, mixed forest and pure forest, age structure of bamboo forest, bamboo shoot tip, forest reclamation and the use of herbicide. The principle of renewal and rejuvenation of the affected bamboo forest and its technical measures are put forward.