niche theory 中文意思是什麼
niche theory
解釋
生態席位理論-
Based on the niche ecostate - ecorole theory proposed by chunquan zhu, we improved the model of regeneration niche, regarding the niche of the arbor tree and the sapling as the ecostate and the ecorole of the regeneration niche
摘要根據朱春全提出的態勢理論對更新生態位寬度和更新生態位重疊公式進行改進，分別以林隙大喬木和小徑木的生態位作為更新生態位的態和勢來計算動態的森林更新生態位。 -
Niche and genetic differentiation of several desert plants were detected to analyze the relationship between niches and genetic diversity of desert plants, test niche breadth variation hypothesis, and probe the reasons for haloxylon ammodendron endangering. in this paper, the study on plant community species diversity and genetic diversity in the region will provide scientific theory basis for conquering desert
從物種多樣性和遺傳多樣性兩個層次上，闡明了荒漠地區的生物多樣性特徵；在分析幾種荒漠植物（堿蓬、叉毛蓬和梭梭）遺傳變異和生態位的基礎上，探討荒漠植物種的生態位與遺傳多樣性的關系，驗證關于生態環境與遺傳變異的生態位寬度變異假說。 -
At first, regarding niches and biological communities as basic elements, this paper studies the niche theory, marginal effects of ecosystems, the principle of fuzzy mathematical relation between niche and community, proposing similar prior choice competitive principle, the choice of niches between species and competitive and evolving principle, and verifying guass competition theorem
首先，以生態位（ niche ）和生物群落為基本單元，抽象研究了生態位理論、生態系統的邊緣效應、建立了生態位與群落的模糊數學關系原理。提出了相似優先選擇競爭原理、物種間生態位的選擇、競爭及演化原理，證明了高斯競爭定理。 -
Scientific and technological innovation strategies of colleges and universities in light of the niche theory
生態位理論指導下的高校科技創新策略 -
Based on this, ecological theory and model of residential location is put forward, referring to the niche theory and consumer behavior theory
從這一概念的基本涵義出發，應用生態位理論和消費者行為理論提出了生態居住區位理論和模型。 -
This thesis constructs the theoretical paradigm and operational mechanism. it explains the process of corporate adaptive growth, and expounds the positing theory of niche and marketing selection during the course of corporate adaptive growth
接著構建了企業適應性成長的理論範式和運行機制，對企業適應性成長進行了過程解釋，論述了企業適應性成長過程中生態位定位思想與市場選擇。
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