生態位 的英文怎麼說

中文拼音 [shēngtàiwèi]
生態位 英文
ecological niche
  • : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
  • : 名詞1. (形狀; 狀態) form; condition; appearance 2. [物理學] (物質結構的狀態或階段) state 3. [語言學] (一種語法范疇) voice
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • 生態 : organism s habits; modes of life and relation to their environment; ecology生態變異 ecocline; 生...
  1. 5 ) the allzyome variety of adiantum reniforme l. var

    其次是與貫眾,生態位重疊值為0 . 3389 。
  2. There are five natural sample zones of adiantum reniforme l. var. sinense y. x. lin investigated, and recorded 34 species. 10 dominant species were used to calculate the niche width of populations and the niche overlap interpopulations

    調查了5個自然樣地,記錄了34個伴種,取10個優勢種進行種群生態位寬度與生態位重疊的計算。
  3. Form. taxus chinensis var. mairei is protecting plant in the first class, which is a precious and endangering plant in china in this paper, the quantitative characterics of form. taxus chinensis vsr. mairei population including age structure, spatial distribution pattern, growth dynamics of tree basal area, niche characterics, fractal dimension and competition between specises were studied using methods of mathematics ecology from the angle of population ecology of form. taxus chinensis var. mairei, then the prent state and the endangering causes were analysed. this research offers gist to protecting and enlarging the crude resourse of form. taxus chinensis vsr. mairei population, afforesting plantation and sustainable utilize for us

    本文從南方紅豆杉種群學的角度、主要應用數學學的方法探討南方紅豆杉種群的數量特徵,包括南方紅豆杉種群年齡結構、種群空間格局(探討分佈格局動規律與境相互關系) 、不同立地條件下種群優勢度增長趨勢、生態位寬度、生態位相似比例、生態位重疊、空間占據能力及種間競爭等,分析其目前現狀及瀕危原因,期望為南方紅豆杉野資源的保護和擴大、營造人工林及可持續利用提供理論基礎,也為瀕危植物種群學的研究提供參考。
  4. Low niche breadth and similarity ratio, resulting from the conditions of the droughty desert habitats, are one of the major features of sparsely distributing plants in droughty desert ecological environments

    生態位寬度和生態位相似比例小是受制於乾旱荒漠境條件的結果,是乾旱荒漠環境中稀疏荒漠植物的主要特徵之一。
  5. Then, main projects and synthetic techniques of ecological agriculture construction are discussed. the results indicate that main projects include fertile soil project, water conservancy, forestation and virescence project, agricultural structure adjustment project, agriculture industrialization project, integrated use of agriculture rejectamenta project, high quality and innoxious farm produce project, livestock breeding project, sight - seeing agriculture project, etc. the suited techniques include ecology location scheme technique, agriculture rejectamenta use technique, energy source regeneration technique, sewage biologic depuration technique, innoxious farm produce technique, soil fertility increase technique, ecological control technique of plant disease and insect pests, economizing water technique of dry farming, agriculture environment reconstruction technique, etc. lastly the study brings forward the countermeasure and advice of ecological agriculture development

    根據我國農業建設成功經驗和濟南市目前農業建設基礎,提出濟南市農業建設重點工程為沃土工程、農田水利工程、造林綠化工程、農業結構調整工程、農業產業化工程、農業廢棄物綜合利用工程、優質和無公害農產品工程、養殖工程、觀光農業工程等;農業建設的關鍵技術為生態位配置技術、農業廢棄物資源化綠色技術、能源再技術、污水物凈化利用技術、無公害農產品技術、地力持續培肥利用技術、農作物病蟲草害控制技術、旱作農業高效節水技術及農業環境綜合整治技術等。
  6. The trophic niche breadth of little egret and cattle egret was

    527 ,牛背鴛生態位寬度為0
  7. On the basis of the comparison of successful experiences of running agricultural education in developed counties, such as usa, japan and france, this paper put forward following viewpoints : in order to visualize the strategic status of hae, necessary protectionism must be offered through lawmaking and hortative policies, peasantry - undergraduates facing agricultural production must be cultured in the process of expanding and developing hae. the opportunities of developing higher agricultural vocational and technical education must be grasped in the process of realizing the transit from elite - education to popularization - education. existent and developmental room of hae must be unceasingly widened basing upon the road of distinctiveness, integration and internationalization

    文章在比較美國、日本、法國等國家發展高等農業教育的成功做法和經驗的基礎上,提出了要通過立法或制定鼓勵政策來彰顯高等農業教育的戰略地,為高等農業教育的發展提供必要的政策性保護;要在大力擴張高等農業教育的過程中培養面向農業產一線的農民身份的大學;要在實現農科精英教育向大眾化教育轉軌的過程中抓住發展高等農業職業技術教育的機遇;要通過立足走特色化、綜合化和國際化的道路來不斷拓展高等農業教育的存和發展空間;要正確處理精英教育與大眾化教育的關系,明確各類農業高校的生態位等發展高等農業教育的觀點和思路。
  8. The term niche should be used only for a species resource utilization within a community.

    生態位一詞僅指群落內一個物種的資源利用。
  9. Niche of chimonanthus praecox in northwestern hunan province

    湘西北蠟梅的生態位
  10. Niches analysis of three aphid populations on spring sowing maize

    三種玉米蚜蟲種群的生態位分析
  11. Haloxylon ammodendron is long - life perennial tree, pollination by wind, outcrossing and widely - spred species, founder species

    可見,生態位較大物種,其遺傳多樣性也較高。
  12. The canopies of the desert plants are simple and thus the proportions of their canopies to the quadrat area are used as their eigenvalues to accurately and reliably calculate the eigenvalues of their niches

    荒漠植物的冠層單一,以冠幅占樣方面積比作為植物的特徵值計算其生態位特徵值比較準確可靠。
  13. The ecology position of the spartina alterniflora connects with the ecology position of the natural salt marshes

    互花米草鹽沼的生態位與原鹽沼生態位正好銜接。
  14. Shrub and undershrub niches in vegetation of the fukang desert

    阜康荒漠植被灌木與半灌木種群生態位的研究
  15. 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和勢來計算動的森林更新生態位
  16. Niche breadth of four dominate populations at three age groups was studied by the methods of resource utilization ability and ratio. the result shows that : symplocos sectchuanensis is a typical gengeration species whi ch resource utilization ability is strong, and distribution is wide. meanwhile, go rdonia acuminata, castanopsis fargesis and pinus massoniana specialized at some d egree in resource utilizationm, their distribution is limited. especially, the ju venile of pinus massoniana specialized outstandingly. with the devlopment of pinu s massoniana, which is the pioneer population in mt. jinyun, the environment become s unfit to it ' s juvenile. it turns to needle and evergreen broad - leaves mixed fo r est. because the tolerance toward shading of gordonia acuminata is lower than tha t of castanopsis fargesis, gordonia acuminata will be substituted by castanopsis fargesis and other evergreen broad - leaves species are the edificators. the popul ation ' s ability of resource utilization is the inner factor of population distri bution and community succession. the distribution of light and the concentrate of nutrient ( such as n ) is the outer factors of community succession

    對縉雲山森林植被的4個優勢種群3個年齡級生態位寬度進行了研究.結果表明,川灰木利用資源的能力最強、分佈廣,為典型的泛化種.大頭茶、栲樹、馬尾松對資源的利用在一定程度上特化,分佈上有一定的局限性.馬尾松的中齡組與幼齡組特化現象十分顯著.縉雲山森林植被的先鋒種馬尾松的發展,導致環境的改變不適于其幼齡個體的長,群落演替到針闊葉混交林階段,最後發展為以栲樹等為建群種的常綠闊葉林.種群的資源利用能力,是種群分佈與群落演替的內在原因,光因子和營養元素(如n )是群落演替的主要外部動力
  17. 5 we analysis the feeding niche breadth of 7 species, the variables include feeding methods, height of feeding parts, level and vertical position of coronal layer, base matter that birds feed on, the species of trees that birds feed on

    對7種烏類取食生態位的寬度進行了統計計算,包括取食方式、取食高度、冠層水平置、冠層垂直置、取食基質和取食樹種。
  18. The position of biggest niche - fitness value of cotton fiber, which is topped in june 25 ( superscript th ) in multi - topping treatment move up to top

    二、三次打頂處理中的6月25日打頂棉株棉纖維生態位適宜度最大值所在部上移至棉株上部。
  19. Tung ping chau marine park has a biologically diverse marine ecosystem. on the inner tai tong wan and a ma wan bays, over 60 species of hard corals are recorded

    東平洲海岸公園擁有多樣化的海洋於大塘灣及亞媽灣,遍布茂密的珊瑚群落。
  20. The metabolism activity and distribution pattern of am fungi were studied in the field. the results showed that the tuber fresh weight was greatly increased with intraradical alkaline phosphatase ( alp ) activity and extraradical hyphal density greatly improved

    研究中還觀察到,起源相同的2種am真菌對甘薯的效應不同,表明同一am真菌群落中的不同成員間存在生態位的分異。
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