植被研究 的英文怎麼說

中文拼音 [zhíbèiyánjiū]
植被研究 英文
vegetation period vegetation study
  • : Ⅰ動詞1. (栽種) plant; grow; cultivate 2. (樹立) establish; set up Ⅱ名詞(姓氏) a surname
  • : 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...
  • : 研同 「硯」
  • : Ⅰ動詞(仔細推求; 追查) study carefully; go into; investigate Ⅱ副詞[書面語] (到底; 究竟) actually; really; after all
  • 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
  • 研究 : 1. (探求) study; research 2. (考慮或商討) consider; discuss; deliberate
  1. The results indicate that : 1. the main physical and chemical characteristics vary regularly : with rising of the altitude, there is a transition from silt > sand > clay to sand > silt > clay in the mechanical composition ; the argic horizon emerges below the altitude of 1600 meters ; the content of organic matter is enrichment, the content of organic carbon of epipedon is higher than 20 g / kg, while the content of organic carbon increases with increasing of altitude, and in the altitude of 3500 - 3700meters, the soils under the meadow have the maximum content organic carbon ; the soils appear acid - slightly acid reaction, the ph decreases appreciably and acid strengthen with increasing of altitude ; the soils higher than the altitude of 2500 meters are base unsaturated, indicating the soil leaching is strong, the ph and bs are distinct plus correlated ; the contents of sio2, al2o3, and fe2o3 of the soil body and clay are all relatively stabilization ; in the soil body, the content of sio2 is much high and cao is very little, the total contents of sio2, a12o3 and fe2o3 occupy 92 % of the mineral parts, the sequence of mineral elements is : sio2 > al2o3 > fe2o3 > k2o > mgo > cao > tio2 > mno

    結果表明: 1太白山南坡土壤的主要理化性質隨海拔高度的上升呈有規律的變化:隨海拔高度上升,機械組成由粉粒砂粒粘粒逐漸過渡到砂粒粉粒粘粒,海拔1600m以下出現粘化層;土壤有機質豐富,表層有機碳含量一般在20g kg以上,有機碳含量隨海拔高度升高而相應增加,海拔3500 3700m的灌叢草甸下有機碳含量最高;土壤呈酸性或微酸性,並隨海拔上升, ph值略微降低,酸性增強,海拔2700m以上的土壤多呈鹽基不飽和狀態,表明土壤淋溶作用較強, ph值和鹽基飽和度呈極顯著正相關;土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定,土體中sio _ 2含量較高, cao含量較少, sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占土壤礦質部分的92 ,礦質元素含量的順序依次為: sio _ 2 al _ 2o _ 3 fe _ 2o _ 3 k _ 2o mgo cao tio _ 2 mno 。
  2. This latter statement finds support in contemporary works on angiosperm embryology.

    後者這一說法,在當代物胚胎學中獲得了支持。
  3. On extant primitive angiosperms and their phytogeography

    現存物原始類群及其物地理學
  4. The reproductive characteristics and population structure of artemisia ordosica, hedysantm scoparium, caragana korshinskii and the reproductive characteristics of annual plants eragrostis poaeoides and bassia dasyphylla were observed in shapotou artificial revegetation area. stability of the artificial vegetation was appraised from the views of its persistence and variability under local natural condition. the study showed that : the artificial - natural vegetation built with sandbreaks and plants is stable in shapotou area

    通過對沙坡頭人工固沙區主要建種群檸條( caraganakorshinskii ) 、花棒( hedysarumscoparium )和油蒿( artemisiaordosica )的繁殖特性及種群結構的,以及自然侵入的一年生草本物小畫眉草( eragrostispoaeoides )和霧冰藜( bassiadasyphylla )繁殖特性的,探討了在的持久性和變異性,分析評價了主要受惡劣環境壓力下的人工固沙區的穩定性。
  5. Vegetation dynamics and soil characteristics of different period abandoned land was conducted in typical steppe at xilinguole league and meadow steppe at hulunbeier league, inner mongolia. the results showed : the function community of annual plants, perennial rhizornatous grasses and perennial rosette grasses were appeared at different succession stage of abandoned land in typical steppe and meadow steppe

    本試驗分別在內蒙古錫林郭勒盟典型草原帶和呼倫貝爾盟草甸草原帶對不同撂荒年限的撂荒地動態及土壤特性進行了,目的是探討草原區撂荒地演替的規律,為撂荒地的重建提供理論依據。
  6. The study investigated aboveground growths of caragana korshinskii and artemisia ordosica planted in four modes, revealing that in different planting modes their densities, heights and canopy width and biomasses remained unchanged or tended to decrease slightly ; the young shoots of a. ordosica annually grew in a s - shaped cure and the young shoots of c. korshinskii grew fast in spring and grew slowly or cease to grow from july on ; the biomasses and leaf area indexes of c. korshinskii and a. ordosica annually varied in a double peak curve and there were 8 annual plants that invaded in the four planting modes and formed higher coverage ; the quadrat with only a. ordoska appeared to have obviously lower coverage and biomass that the other three quadrats

    摘要對騰格里沙漠東南緣2種人工檸條和油篙在4種配置方式下地上部分的生長動態進行了,結果表明:不同配置方式下它們的密度、高度、冠幅和生物量基本不變或略微呈下降趨勢;油篙新梢的年生長動態呈s型曲線,檸條新梢春季生長速度較快, 7月份以後生長速度緩慢或基本停止生長;檸條、油篙地上生物量和葉面積指數的年變化均表現為雙峰型, 4種配置方式下共有8種1年生物人侵,並具有較高的蓋度;同其它3個樣地相比,純油篙樣地1年生物的密度、蓋度和生物量明顯偏低。
  7. The primary structures, the genesis and the structure formed of the primary vascular system and the structural change in the process of cotyledonary senescence of the seedlings of antirrhinum majus and other angiosperms were studied. the progress had been aquired in the aspects as follows

    本論文對金魚草等幾種物幼苗的初生結構、幼苗發育早期初生維管系統的發生和建成后初生維管系統的結構以及子葉衰老過程中的結構變化作了較為全面的,在以下幾個方面取得了一定的進展: 1
  8. The remote sensing quantitative retrieval model for the appraisable factors of desertification monitoring are founded. in naiman country, inner mongolia, the experimental area, the hyperspectral imaging spectrometer data in plant growth seasons are collected by state - produced airborne hyperspectral imaging spectrometer omis - i, and the etm + image is also obtained. meanwhile, ground investigation and measurement are made, which include the measurement on reflection feature of different kinds of geo - targets and the ground investigation data necessary for spectral rebuilding and retrieval models of the appraisable factors of desertification monitoring

    以內蒙古奈曼旗作為試驗區,採用我國自行製的機載高光譜成像光譜儀omis - ,在生長季節取得高光譜解析度成像光譜儀數據和etm ~ +圖像,並進行了同步的地面調查及量測,包括不同類型地物反射特性量測和光譜重建以及荒漠化監測評價因子定量反演模型所必需的地面樣方調查數據。
  9. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    結果如下:首先針對荒漠化地區的地物特徵,對高光譜數據不同波段的數據質量、波段組合進行了評價,提出了適用於荒漠化監測的基本波段選擇集;初步了解和掌握了地區的地物光譜特性及變異規律,進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎;發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象,對于譜形相似而整體反射率的值相差較大的兩類地物,通過引入均值和方差圖像參與分類得到解決;還表明在「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段,這些波段與生物量和蓋度都有密切的關系,是開展精細分類定量反演的重要基礎;像元的導數光譜分析可以消除土壤背景的影響,是進行生物量和蓋度定量反演的有力工具;建立了荒漠化監測主要評價因子的定量反演模型,並分析了模型的適用性。
  10. Currently, with an excellent biologic compatibility and degradability, - tcp bioceramic has been widely applied to solve bone deformation problem caused by pathological changes. and the degradation process of this kind of materials being imported into body has become a hot research topic

    目前, ? tcp生物降解陶瓷由於具有良好的生物相容性和可降解性已廣泛地應用在因各種病變造成的骨缺損方面,對這類材料在入體內后的降解過程的受到普遍的重視。
  11. 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,並根據它們對應的現存最近親緣物的分佈及生態特徵分析和重建了當時當地的古、古環境和古氣候。
  12. 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

    本文把洛塔現存分為自然與栽培兩大類進行,通過遙感技術對現存按針葉林、闊葉林、密灌、灌叢、草灌、荒草裸巖、農作物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的綜合價值體系。
  13. Ethylene is a simple, readily diffusible gaseous hormone and it regulates multiple developmental processes. such ethylene - dependent processes have long been presumed to be dependent on the synthesis or activation of ethylene receptors

    乙烯是物體內結構最為簡單的激素,其生物合成途徑早已闡明,從上個世紀90年代人們就開始了對乙烯受體和信號傳導的
  14. Chitinase forming strain is a kind of special microorganisms. this strain can utilize chitin as carbon source to survive and repoduce. and it has the common biochemical ch aracteristics of secreting chitinase. chitinase can degrade chitin into chitin oligosaccharide, chitin disaccharide, and chitin monosaccharide. the application of chitinase and chitin oligo saccharide on plant resistance are extensively reported. moreover researches verified that c hitin oligosaccharide can promot the growth of plant. so chitinase froming strain is a kin d of promising fungi - resistant microorgnanism. therefore, it ' s a very meaningful work to d o more extensive and deeper researches in this respect

    而幾丁質酶和幾丁寡糖在物抗病上的應用已經廣泛的報道,而且有證實幾丁寡糖還能促進物的生長發育。幾丁質酶產生菌是一類很有前途的抗真菌的微生物,因此,在這方面作更廣泛更深入的是很有意義的工作。
  15. Seedlings from the parasitic plant called dodder track chemical aromas to locate their preferred host plants, a new study says

    一項新的表明,稱作菟絲子的寄生物幼苗可以通過追蹤化學氣息來確定他們最喜歡的宿主物的位置
  16. The dissertatio n constructs the index system, introduces the coefficients of development, coordination, fairness, and the coefficient of sd, which is composed by the former three and can reflects the sd overall strength of watershed, brings forward the quantative criteria of in order that the research of wrcc is based on the good watershed ecology and environment, the dissertation, according to the ecological appropriate theory, builds the logarithm normal distribution model about the relation between the growth of natural vegetation and the depth of groundwater ; based on this relation model, proposes a quantitative method of ecological water requirement ( ewr ) of natural vegetation in arid area, which utilizes the results of rs technique and the spot testing data of vegetative physiology demand

    針對流域特點建立了基於水資源的流域可持續發展評價指標體系,引入發展系數、協調系數、公平系數,以及由其構成的衡量水資源支撐社會可持續發展綜合水平與能力的可持續發展系數,提出了可持續發展的定量判別方法。為保證在良好生態的前提下進行水資源承載能力,論文根據生態適宜性理論,建立了乾旱區典型天然物生長與主要環境因子的偏態單峰對數正態分佈模型。基於此關系模型,利用遙感技術成果以及物生理需水的現場實驗數據,提出了乾旱區天然生態需水量計算方法。
  17. It is useful to study the relationship between plants and environments of this region for improving our understandings of the ecosystem frangibility of ordos plateau and the significant roles of vegetation in maintaining the structure and function of the ecosystem

    因而,該地區與環境復雜多變的相互關系有助於我們認識鄂爾多斯高原生態系統的脆弱性和對于維持該區生態系統結構和功能過程的重要性。
  18. It is analyzed that the impacts of vegetation type on shear strength of unsaturated soil through direct shearing tests for unsaturated soil of different depth and various vegetation types which consist of hare soil, tanglehead grassplot, switch sorrel shrubbery and eucalyptus holt under natural moisture contents

    摘要通過對裸地、扭黃茅草地、車桑子灌木林地和按樹林地四種不同類型、不同深度土壤在天然含水量情況下的直剪試驗,類型對非飽和土抗剪強度的影響。
  19. Investigation on ground cover plants of gardens in changchun city

    長春市園林地
  20. Twenty - six species in the genus begonia were recorded for different purposes as medicine, food, beverage and pig feed in china ( ornamental uses excluded ). among these twenty - six species recorded for different uses, twenty - four species are used as medicine, eight species are used as food ( vegetable ) or beverage, and five species are used as pig feed. three species are commonly used for making beverage in the areas of their natural distribution. nine species have multiple uses, either for medicine, for food, beverage or pig feed. our study also indicated that some species are becoming rare and endangered owning to over collection and other factors

    秋海棠屬物除了具有較高的觀賞價值外,在中國還作為藥用、食用、飲料和飼料等利用.本文應用民族物學方法,通過野外調查、文獻和標本收集整理和,共記載了中國產26種秋海棠屬作為藥用、食用、飲料和飼料加以利用.在所記載的26種國產秋海棠屬物中,有24種作藥用, 8種作食用(蔬菜)或飲料, 5種作飼料. 3種作飲料的種類在其自然分佈地廣泛利用. 9種秋海棠作為多種用途加以利用,其中8種既作為藥用、食用和飲料,也作為飼料加以利用.本還表明,國產秋海棠屬物中,有些種類由於過度採集利用或其它因素已變得稀有或瀕危.由此提出,合理開發利用和有效保護應成為今後中國秋海棠屬的重要內容
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