The effects of intraspecific competition on the relationship between height growth and biomass of annual plants;
種內(nèi)競(jìng)爭(zhēng)對(duì)一年生植物高生長(zhǎng)與生物量關(guān)系的影響
glauca decreased gradually with the increase tree diameter class and the intraspecific competition in C.
結(jié)果表明,青岡櫟所受到的競(jìng)爭(zhēng)強(qiáng)度隨著林木徑級(jí)的增大而逐漸減小,種內(nèi)競(jìng)爭(zhēng)明顯較種間競(jìng)爭(zhēng)劇烈。
The intraspecific competition of Japanese yew population was weak, accounting for 4 percent of total competition, and the main stress to the Japanese yew population came from interspecific c.
東北紅豆杉的種內(nèi)競(jìng)爭(zhēng)強(qiáng)度不大,占總競(jìng)爭(zhēng)的4%。
An interspecific competition experiment was conducted in a greenhouse to observe growth of E.
通過不同種植密度的紫莖澤蘭盆栽試驗(yàn),探討種內(nèi)競(jìng)爭(zhēng)對(duì)紫莖澤蘭個(gè)體生長(zhǎng)的影響。
By using Hegyi,s competition index model for individual tree 〔 CI =∑ N j =1( Dj/Di )·1 Lij 〕, the intraspecific and interspecific competition in A.
根據(jù)調(diào)查資料 ,采用Hegyi提出的單木競(jìng)爭(zhēng)指數(shù)模型CI=∑Nj=1 (Dj/Di)·1Lij對(duì)元寶山冷杉群落的種間、種內(nèi)競(jìng)爭(zhēng)強(qiáng)度進(jìn)行定量分析。
By using Hegyi s competition index model individual tree, interspecific competition in Picea schrenkiana forest in Tianshan mountain, were investigated.
用Hegyi的單木競(jìng)爭(zhēng)指數(shù)模型對(duì)天山云杉種內(nèi)競(jìng)爭(zhēng)強(qiáng)度定量分析結(jié)果表明 ,種內(nèi)競(jìng)爭(zhēng)強(qiáng)度隨著林木徑級(jí)的增大而逐漸減小 ;當(dāng)天山云杉胸高直徑達(dá)到 18～ 2 2cm以上時(shí) ,競(jìng)爭(zhēng)強(qiáng)度變化很小。
Influence of Intra-specific Competition on Population Dynamics of Bactrocera darsalis (Hendel)
種內(nèi)競(jìng)爭(zhēng)對(duì)桔小實(shí)蠅種群動(dòng)態(tài)的影響
Interaction between arbuscular mycorrhizal fungi and plant intraspecific competition
AM真菌與植物種內(nèi)競(jìng)爭(zhēng)的互作效應(yīng)
The Stability of Intraspecific Competition System for the Natural Enemies Which Possess Developing Rate;
具有開發(fā)率的天敵有種內(nèi)競(jìng)爭(zhēng)系統(tǒng)的穩(wěn)定性
Effects of Arbuscular Mycorrhizal Fungi on Intraspecific Competition of Ligularia Virgaurea and Interspecific Competition between Ligularia Virgaurea and Elymus Nutans
AM真菌對(duì)黃帚橐吾種內(nèi)競(jìng)爭(zhēng)、黃帚橐吾與垂穗披堿草種間競(jìng)爭(zhēng)的影響
There are as well as density-dependent biological factors such as disease, predation, and intraspecific competition
還有密度制約的生物因素，諸如病害、捕食和種內(nèi)競(jìng)爭(zhēng)等。
A Study of the Relationships of Intraspecific and Interspecific Competition in Lindera rubron0ervia;
紅脈釣樟種內(nèi)與種間競(jìng)爭(zhēng)關(guān)系的研究
Application of competition index in assessing intraspecific and interspecific spatial relations between manchurian ash and dahurian larch.
利用競(jìng)爭(zhēng)指數(shù)評(píng)價(jià)水曲柳落葉松種內(nèi)種間空間競(jìng)爭(zhēng)關(guān)系
Study on Intraspecific and Interspecific Competition in Exotic Species Sonneratia apetala
外來(lái)種無(wú)瓣海桑種內(nèi)、種間競(jìng)爭(zhēng)關(guān)系研究
Intraspecific and Interspecific Competition of Quercus Liaotungensis Community in Songshan Nature Reserve
松山自然保護(hù)區(qū)遼東櫟群落種內(nèi)、種間競(jìng)爭(zhēng)關(guān)系
Intraspecific and Interspecific Competition of Taxus chinensis of Liuba in Shaanxi Province
中國(guó)紅豆杉種內(nèi)和種間競(jìng)爭(zhēng)關(guān)系的研究
Domestic Trade,Competition and Industry s International Competitiveness;
國(guó)內(nèi)貿(mào)易、國(guó)內(nèi)競(jìng)爭(zhēng)與產(chǎn)業(yè)國(guó)際競(jìng)爭(zhēng)力
Studies on the Intraspecific、Interspecific Competition and Population Dynamics of Dominate Species in Malan Forest Region of the Loess Plateau;
黃土高原馬欄林區(qū)優(yōu)勢(shì)喬木種內(nèi)種間競(jìng)爭(zhēng)及其種群動(dòng)態(tài)的研究
Vegetation Succession of Arable Old Land After Being Abandoned in Loess Hilly Region of the Northern of Shaanxi Province, and Intraspecies & Interspecies Competition of Preponderant Plant in Different Succession Stages;
陜北黃土丘陵區(qū)撂荒演替及主要植物種內(nèi)、種間競(jìng)爭(zhēng)研究
The Researches on the Computer Modeling Experiment of Population Intraspecific and Interspecific Competition;
具有時(shí)滯的種內(nèi)與種間競(jìng)爭(zhēng)模型及其動(dòng)態(tài)模擬分析
During the year, the council examined a number of measures and practices involving competition issues and forwarded the results of its analysis to the COMPAG.
年內(nèi)，消委會(huì)檢視過多種涉及競(jìng)爭(zhēng)的措施和經(jīng)營(yíng)手法，并把檢視結(jié)果交予競(jìng)爭(zhēng)政策咨詢委員會(huì)。
International marketing offers a way to counteract aggressive competition from foreign competitors at home.
國(guó)際營(yíng)銷提供了一種方式來(lái)對(duì)抗外國(guó)競(jìng)爭(zhēng)者在國(guó)內(nèi)咄咄逼人的競(jìng)爭(zhēng)。
a competitive exhibition of horses.
一種關(guān)于馬的競(jìng)爭(zhēng)表演。
a competitive exhibition of dogs.
一種關(guān)于狗的競(jìng)爭(zhēng)表演。