... Low Market Efficiency 降低市场效率 low efficiency stands 低效林 Leads To Low Efficiency 导致低效率 ...
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... 低效林 low function forest 低效次生林 low function secondary forest 低效人工林 low function plantation ...
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The large area low-function forests restrain the sustainable development of forestry sector. This paper introduced the definition of low-function forest and analyzed its driving factors including natural factors and human disturbance.
低效林的大面积产生严重阻碍了林业的可持续发展。
参考来源 - 低效林改造研究综述·2,447,543篇论文数据，部分数据来源于NoteExpress
低质低效林的成因和分类是对其林分作出评价和改造的基础。
Finding out the causes of formation to low quality forest and their classification are the bases for the evaluation and future reclamation of stand.
判定低质低效林的依据是林分的结构、林木个体质量、密度和郁闭度、灌木林结构和功能。
Forest structure, individual quality, tree density and crown density, and structure and function of brush forest are used to construct a criterion to the LQBF.
本文着重论述了加强森林抚育低效林改造是恢复森林生态系统的有效途径及其可行性和必要性。
This paper states that forest tending and low yield forest rebuilding is the effective approach of resuming forest ecology system.
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