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通过建立 10hm2 低改试验林 ,提出了低质低效次生林的改造技术和 5种改造模式 ,并从林分生物量、材积生长量和涵养水源、水土保持等方面进行了改造技术效果分析
Through the establishment of 10hm2 low-change experimental forest, the paper presents the transformation technology and five transformation modes of low-quality and low-efficiency secondary forest and analyzes the technical effect of transformation from stand biomass, volume growth, water conservation and soil conservation