摘要
单木竞争是生态系统中最普遍的现象,是个体之间生存斗争的表现,了解单木竞争的指标和方法有利于促进森林可持续经营,指导人工林的营造。文章主要阐述单木竞争指标的概念、研究内容以及单木竞争模型,并具体列举鉴别对象木和竞争木的方法以及如何量化竞争程度的方法。
Single tree competition is the most common phenomenon in the ecosystem,which is the manifestation of the survival struggle between individuals.Understanding the indicators and methods of single tree competition is conducive to promoting sustainable forest management and guiding the construction of artificial forest.The paper mainly expounds the concept,research content and single tree competition model,and specifically lists the methods of identifying objects and how to quantify the degree of competition.
作者
姚慧芳
王超
卢杰
Yao Hui-fang;Wang Chao;Lu Jie(Institute of Tibet Plateau Ecology,Tibet Agriculture&Animal Husbandry University,Nyingchi,Tibet 860000,China;Key Laboratory of Forest Ecology in Tibet Plateau(Tibet Agriculture&Animal Husbandry University),Ministry of Education,Nyingchi,Tibet 860000,China;Linzhi National Forest Ecosystem Observation&Research Station of Tibet,Nyingchi,Tibet 860000,China)
出处
《广西农学报》
2021年第4期77-81,共5页
Journal of Guangxi Agriculture
基金
科技部国家野外科学研究观测站(生态系统)运行补助项目“西藏林芝高山森林生态系统国家野外科学观测研究2015-2020”
研究生创新项目“藏东南华山松林优势植物空间格局及其关联性研究”(项目编号:YJS2020-29)。
关键词
研究概述
单木竞争指标
竞争木
对象木
research overview
single tree competition index
competitive tree
target tree
