宁夏典型黄土丘陵区低效生态林改造技术初探

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中图分类号：S728 文献标识码：A doi：10.3969/j.issn.1002-204x.2025.06.008

文章编号：1002-204X（2025）06-0039-07

A Preliminary Study on Transformation Technology Low-Efficiency Forests in Typical Loess Hilly Areas

Han Xinsheng'，Dong Liguo'，Xu Hao'， Zhai Hongxia²

Grass ， Sciences/ Control Soil Water Conservation/ Multi

Functional enter，，75oO2; 2.Grassl ，，

Abstract Low-effciency forests generallyrefer to frest l where the biomass thest the comprehensive benefits the forestlarelower thanthe average levels the same site st type.Onthe basis reviewing theconnotation，identification，clasification，causes，transformation principles significance low-efficiency forests，basedonthecurrentsituationlow-effciency forestsintypicalloess hillareas isanalysed， thespecific technological solutions for transforming overlysparse，overlydense，restricted aging low-efficiency forestsareinitiallyexploredproposedforproviding scientifictechnological supportforfurther improving perfecting the transformation technology low-efficiency forests in semi-arid loesshilly areas. Words Loess hilly area; Transformation low-efficiency forests; Artificial ecological forest

在相同立地环境和林分类型下，当林分的生物量和生态、经济及社会效益低于相同立地环境和林分类型平均水平时，该林分称为低效林[1-4]。（剩余9540字）