現存植被 的英文怎麼說

中文拼音 [xiàncúnzhíbèi]
現存植被 英文
actual vegetation
  • 現 : Ⅰ名詞1 （現在; 此刻） present; now; current; existing 2 （現款） cash; ready money Ⅱ副詞（臨時; ...
  • 存 : 動詞1 （存在; 生存） exist; live; survive 2 （儲存; 保存） store; keep 3 （蓄積; 聚集） accumulat...
  • 植 : Ⅰ動詞1. （栽種） plant; grow; cultivate 2. （樹立） establish; set up Ⅱ名詞（姓氏） a surname
  • 被 : Ⅰ名詞1 （被子） quilt 2 （姓氏） a surname Ⅱ動詞[書面語]1 （復蓋） cover; spread 2 （遭受） suffe...
  • 現存 : extant; in stock; existing
  • 植被 : vegetation; vegetative cover植被層 vegetable layer; 植被帶 [植物學] zone of vegetation; 植被類型 vegetation form
  1. Currently, the main defects of vegetation rehabilitation were poor acclimatization ability and singularity of plants, which would take a long - time and substantive capital

    現今植被恢復中所用植物存在環境適應性差、品種單一的特點，植被恢復工程費時長、耗資大。
  2. On extant primitive angiosperms and their phytogeography

    現存被子植物原始類群及其植物地理學研究
  3. The grass, known as the brome of ardennes, bromus bromoideus, is belgium ' s only endemic species and was thought to be extinct until dave aplin, a british botanist working at the national botanic garden of belgium, came upon some preserved seeds by accident

    是比利時地方特有物種。這種植物曾被認為難逃滅絕的危險，直到在比利時國家植物園工作的英國植物學家黛夫阿普林在偶然情況下發現了一些保存完好的植物種子后，雀麥草的命運才得以改變。
  4. In this paper, we investigated the fruits and seeds in detail from yunnan in the age of miocene and from shanxi in the age of pliocene. 1. a miocene flora of fruits and seeds is reported from a brown coal mine, named as mangdan, in western yunnan, sw china

    本論文首次對我國雲南和山西晚第三紀的果實和種子進行專門研究，並根據它們對應的現存最近親緣植物的分佈及生態特徵分析和重建了當時當地的古植被、古環境和古氣候。
  5. In this paper, two major types, the natural vegetation and crop vegetation in luota are studied. we can gain the different distributive area by remote sensing technology, in accordance with conifer forest, broadleaf forest, thick shrub forest, shrub forest, herbs shrub forest, herbs naked rock and crop vegetation. the valuation of the output of standing trees, water conserbancy, soil conserbation to control erosion and purify the air is the main basis which is used to value the functions of the forest ecosystem of the conifer forest and broadleaf forest of luotathe result reveal that the total ecological function value of the forest which area is 1388. 8 hm2 is estimated up to 18. 36 million yuan per annum. the synthetic valuation system of luota vegetation is put forward by the valuation of per hm2 in evergreen - deciduous forest, conifer forest, conifer and broadleaf forest, broadleaf forest, scatteredtree - shrub forest, coppice - shrub forest, herbs shrub forest, econamic crop and cereal crops. the plant resources is valued according to the ornamental and green plant. lumber trees and medical plant. ornamental plant includes hosta plantaginea. lilium brownii van viridulum, spiraea cantomiensis and so on. lumber tuees includes zzzelkova schneideriana, emmenopterys henryi, catalpa fargesii and so on

    本文把洛塔現存植被分為自然植被與栽培植被兩大類進行研究，通過遙感技術對現存植被按針葉林、闊葉林、密灌、灌叢、草灌、荒草裸巖、農作物植被等類型進行分佈面積的統計，在此基礎上，以林產品價值、涵養水源價值、保護土壤價值和凈化空氣價值作為估算的主要參考依據，對已成林的針葉林與闊葉林進行森林生態系統的價值估算，得出面積為1388 . 8hm ~ 2的針葉闊葉林的森林生態價值為1836 . 37萬元，參照這一生態價值量，把洛塔植被按常綠落葉林、針葉林、針闊混交林、闊葉林、疏林?灌叢、矮灌叢、荒草灌叢、經濟作物和糧食作物，以每hm ~ 2的價值量提出了洛塔植被的綜合價值體系。
  6. 2 with the correlative analysis between the landuse structure and economic development, the main problems of landuse in youyang county are summarized as follows : ( l ) a large proportion of farmland are leanness, so the land quantity is bad ; ( 2 ) the forest vegetation is broken seriously, and the soil erosion is severe and the eco - environment is depravating ; ( 3 ) the number of land for water conservancy facilities is small ; ( 4 ) the proportion of town and transportation land is not accorded with landuse plan ; ( 5 ) land collocation is inconsequent ; ( 6 ) the land resources is plenty and a lot of land are not used but the land which can be opened up for farming

    2通過對酉陽縣土地利用現狀結構與經濟發展的相關分析，總結了酉陽縣土地利用存在的主要問題有以下幾點： （ 1 ）中低產田比例大，土地質量差； （ 2 ）森林植被破壞嚴重，水土流失嚴重，生態環境惡化； （ 3 ）水利設施用地較少； （ 4 ）城鎮和交通建設用地欠賬大（ 5 ）土地資源配置不合理； （ 6 ）土地資源總量豐富，未利用地面積大，耕地后備資源不足。
  7. The main results are following : ( 1 ) the variation of clay / silt ratio can indicate the secondary clay action of dust depositions ; the variations of magnetic susceptibility and total fe content are inferred to be records of the changeable intensity of bio - pedogenesis ; the variations of sr content and rb / sr ratio can indicate bio - pedogenesis, dissolving and leaching action ; the content of total organic carbon ( toc ) can reflect variation of climate and vegetation during soil formation, it indicates the intensity of weathering and bio - pedogenesis ; the content variation of caco3 can show the intensity of dissolving - leaching action and secondary deposit, which was noted as pseudomycilia in pores and fissures in the sediment, so it can indicate the intensity bio - pedogenesis quite well. these proxy indexes also reflect obvious regional difference of pedogenic environment and the intensity bio - pedogenesis ; namely, secondary clay action, dissolving - leaching action and bio - pedogenesis are all much stronger in south than that in north

    實驗結果表明：粘粒粉沙比值能很好地指示粉塵堆積物的次生粘化作用；磁化率和全鐵很好地指示生物風化成壤作用； sr和rb sr比值能很好的指示生物風化成壤作用和淋溶作用；總有機碳（ toc ）含量的高低，在一定程度上反應了土壤發育過程中氣候和植被狀況的變化，指示著成壤過程中腐殖質化的程度； caco3含量的變化，可以反映了黃土古土壤形成時的風化成壤作用的強弱程度，指示成壤過程中的淋溶作用和次生碳酸鹽化作用；並且各指標所指示的成壤環境和成壤強度存在明顯的區域差異，即渭河流域土壤的生物風化成壤作用、次生粘化作用和淋溶作用均表現出南部強于北部。
  8. When choosing a site, take account of existing vegetation for windbreaks, shading and views

    當你選擇地點的時候，對現時存在的植被防風墻遮陽和視野等方面進行一下估算。
  9. It points out that the rational and stable inner structure cannot lead to serious soil moisture shortage ; its natural climate condition can meet the needs of forest community. it is the irrational management that causes the serious soil moisture shortage in artificial forestry land. if we intervene properly and create some growth condition similar to natural vegetation, the recessed artificial robinniapseudoscacia can restore benignly

    當前人工林地的土壤水分出現嚴重虧缺而形成土壤干化層並導致人工林衰退是人為不合理經營造成人工林群落林分結構不完善的結果，如果人為干預適當，能創造出類似於天然植被的生存條件，人工植被完全有可能得到正常的生存和發展，出現衰退的人工刺槐林完全有可能得良好的恢復。
  10. The technique is called temporalis tendon transfer and has several advantages over existing procedures to address facial paralysis, including quick restoration of some muscle movement, they said

    這種技術被稱作顳肌移植術，並且比現存的治療面痹的手術操作有許多優勢，這包括對一些肌肉的快速修復方面，他們說。
  11. The comparison of stomatal parameters in leaf cuticles between two fossil angiosperms from the pliocene in west yunnan and their nearest living equivalent species indicates a little higher atmospheric co2 level at that time than the present, while carbon isotopic composition of fossil cuticles demonstrates much higher carbon isotopic discrimination and slight lower water use efficiency, showing a warmer and wetter climate than today

    摘要對滇西騰沖新近紀兩種被子植物葉片及其現存對應種的氣孔參數和碳同位素組成的綜合分析表明：當時的大氣co2濃度略高於現在水平；化石種的碳同位素分餾值高於現存對應種，但水分利用效率低於現存對應種；這證明當時的氣候條件比當前更為溫暖濕潤。
  12. But there still are some kinds of native xeroph - ytia which have distributed naturally during the long term process of adapta - tion and evolution in arid region. needless to say, it is the most key step to promote the vegetation restoration in desertification area by ascertaining the controlling factor of the natural distribution and observing the adaptation law of the plant living in arid area

    由於水資源的匱乏，乾旱區與濕潤區相比，生物多樣性受到嚴重抑制，但在長期的適應演化過程中，此區亦分佈著種類不乏的旱生植物群落，洞察現存各類植物對環境的適應規律，顯然是促進荒漠區植被恢復的重要環節。
  13. The neogene is a key stage of terrestrial environmental evolution in yunnan. three stratigraphic sections including luhe ( late miocene ), yangyi and longling ( late pliocene ) were selected to reconstruct vertical landscape of paleovegetation in these areas, based on palynological data. according to principle of the coexistence approach, seven quantitative paleoclimatic parameters of each deposit area were obtained by using meteorological data ( 1951 - 1980 ) of the distribution area of extant taxa found each palynoflora in china

    晚第三紀是雲南地區環境演變過程中的關鍵地質歷史時段，本論文以晚第三紀晚中新世（呂合） 、晚上新世（羊邑和龍陵）地層中的孢粉為研究對象，結合同層位大化石植物證據，參照現代植被，恢復了雲南三個化石出產地區的古植被垂直分佈景觀，並定性地描述了古氣候；同時運用共存分析方法（ theco - existenceapproach ）定量化地重建了三個地區的古氣候參數值；初步推測了沉積地可能的古海拔。
  14. Based on the achievement of related previous studies on this issue and the unsolved problems, here three aspects are concentrated in this dissertation for the issue. they are : study on the variation law of soil water and soil nutrients " background and productivity of the artificial locust woodland in northern shaanxi province ; the characters of the communities restoration and soil properties change of different barren grassland in loess plateau. the objectives are approached both by field survey and lab analysis

    本研究針對黃土高原水分生態環境研究的現狀，黃土高原的生態建設和植被恢復中存在的問題，主要致力於以下幾個方面的研究：陜北黃土高原不同立地條件下人工刺槐林土壤水分與土壤養分背景和生產力關系研究；黃土高原退耕地不同撂荒年限草地的群落動態與土壤性質演變分析。
  15. Vertical vegetative differentiation exists in the eastern mountainous area of northern liaoning province, while horizontal vegetative differentiation occurs in the central plain and western sandy meadow

    摘要遼北地區東部低山丘陵區存在植被垂直分異現象，中部平原區和西部沙質草甸草原區存在植被水平分異現象。
  16. There is a strong relationship between the vegetation cover and stability of oasis ecosystem which is the key location of mankind production and existence in arid and semi - arid land. the change of vegetation cover in arid and semi - arid has very important influence on the oasis eco - system, as it is very sensitive to the environment changes to oasis direction or to desert direction that the fluctuating index of vegetation cover. the vegetation cover rate change great effect on realizing the characteristic

    植被覆蓋度對于乾旱區人類生存和生產核心場所的綠洲穩定有著直接的關系，在乾旱區覆蓋度的變化對本已脆弱的綠洲生態系統有著重要的影響，是向綠洲化還是向荒漠化的方向發展，十分敏感於綠洲植被覆蓋度的指數，了解各類植被覆蓋度的特徵及演化規律，對認識乾旱區生態環境的現狀及發展趨勢，辨識引起環境變化的驅動力，有著重要的意義。
  17. They contribute to innate host defense against a number of bacterial and fungal pathogens, even some of the pathogens resistant to conventional antibiotics. more than 300 peptide antibiotics have been found so far, and some have natural or artificial mutants

    迄今已從動物、植物、昆蟲等生物體內分離到肽抗生素300多種，新的肽抗生素還在不斷被發現，有的類別還發現存在多種突變體。
  18. Has existed since the palaeozoic era 200 million years ago, making the ginkgo the oldest tree in the world. however the wild variety is now extinct

    銀杏科植物生長於二億年前的古生代，所以現存的銀杏被譽為地球上最老的樹木，但野生品種已消失多時。
  19. In a short time, it is not very obvious that the vegetation grows with the temperature relation ; the precipitation and vegetation of salt pond district grow and present obvious positive correlation, it is a main restriction factor of growth of vegetation ; the lagging effect exists in the impact on vegetation of change of precipitation, mainly reflect it on the amount of degree, vegetation height and living beings covered of the vegetation

    結果表明：在大時間尺度上，氣溫與植被生長呈負相關；在短期內，植被生長與氣溫關系不很明顯；降水與鹽池地區植被生長呈現明顯的正相關，是植被生長的主要限制因子；降水的變化對植被的影響存在滯後效應，主要體現在植被蓋度、植被高度和生物量上。
  20. " it was clear that i was probably looking at the last few seeds of this species in existence, and so some of the seeds were also dispatched to britain so that both institutes could try to germinate them, " he said

    阿普林說： 「我很清楚，我看到的可能是現存這一物種最後的一些種子了。其中一部分種子還被送到了英國，這樣兩國的研究機構就都能設法培育這種植物了。 」
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