荒漠植物 的英文怎麼說

中文拼音 [huāngzhí]
荒漠植物 英文
desert plants
  • : Ⅰ形容詞1 (荒蕪) waste 2 (荒涼) desolate; barren 3 (不合情理) fantastic; absurd 4 [書面語] ...
  • : Ⅰ名詞(沙漠) desert Ⅱ形容詞(冷淡; 不經心) indifferent; unconcerned; aloof; cold
  • : Ⅰ動詞1. (栽種) plant; grow; cultivate 2. (樹立) establish; set up Ⅱ名詞(姓氏) a surname
  • : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
  • 荒漠 : [地理學] desert; wilderness荒漠草原 desert steppe [西非]; sahel; 荒漠結皮 patina; 荒漠景觀 desert...
  • 植物 : plant; flora; botany; stray; greenery; phyton; phytum; phyta; phyt ; phyto ; phyte : 草本植物 her...
  1. 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

    本研究以內蒙古奈曼旗作為研究試驗區,採用我國自行研製的機載高光譜成像光譜儀omis - ,在被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,包括不同類型地反射特性量測和光譜重建以及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。
  2. 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

    研究結果如下:首先針對化地區的地特徵,對高光譜數據不同波段的數據質量、波段組合進行了評價,提出了適用於化監測的基本波段選擇集;初步了解和掌握了研究地區的地光譜特性及變異規律,進一步明確了掌握地光譜特徵和變異規律是用成像光譜儀數據提取地信息的基礎;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,通過引入均值和方差圖像參與分類得到解決;研究還表明在被「紅邊」范圍內的波段是進行化監測的主要特徵波段,這些波段與被生量和蓋度都有密切的關系,是開展精細被分類研究和被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,是進行被生量和蓋度定量反演的有力工具;建立了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。
  3. 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生境條件的結果,是乾旱生態環境中稀疏荒漠植物的主要特徵之一。
  4. The fact that the xerop - hyte grows naturally in desert presents that the sprout of xerophyte has special adaptive ability to endure the first draught season in its life. it is the most essential factor for the sprout of the xerophyte going through the first hot summer to build up the xeromorphic structure and physiological function

    在水分條件漸減乃至乾旱、炎熱的立地條件中,幼苗能否及時適應? ?旱生結構的迅速形成與生理功能的迅速完善,是決定旱生能否在氣候條件下繼續生長的至關重要的因素。
  5. This paper summarized the disturbance effect of rodents on soil ( pedogenesis, patch formation, and physical and chemical properties ) and vegetation ( species diversity, productivity, and seed dispersion ), aimed to illustrate the contributions of rodents activities to desert ecosystem

    本文主要從鼠類活動對土壤(包括土壤發生過程、土壤斑塊的形成、土壤理化性質)和群落(包括種多樣性、生產力、種子)的擾動效應做了歸納總結,旨在闡明鼠類在生態系統中的作用。
  6. 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的特徵值計算其生態位特徵值比較準確可靠。
  7. Since 1979 china has signed a series of international environmental conventions and agreements, including the convention on international trade in endangered species of wild fauna and flora, international convention for the regulation of whaling, vienna convention for the protection of the ozone layer, basel convention on control of transboundary movements of hazardous wastes and their disposal, montreal protocol on substances that deplete the ozone layer ( revised version ), framework convention on climate change, convention on biological diversity, convention on combating desertification, convention on wetlands of international importance especially as waterfowl habitat, and 1972 london convention

    中國自1979年起先後簽署了《瀕危野生動種國際貿易公約》 、 《國際捕鯨管制公約》 、 《關于保護臭氧層的維也納公約》 、 《關于控制危險廢越境轉移及其處置的巴賽爾公約》 、 《關于消耗臭氧層質的蒙特利爾議定書(修訂本) 》 、 《氣候變化框架公約》 、 《生多樣性公約》 、 《防治化公約》 、 《關于特別是作為水禽棲息地的國際重要濕地公約》 、 《 1972年倫敦公約》等一系列國際環境公約和議定書。
  8. Studies on the foraging function of messor aciculants f. smith on plant seeds in desert steppe ecosystem of ningxia, china

    寧夏草原針毛收獲蟻對種子的覓食作用
  9. 3 eight communities are identified by gradient analysis in desert - oasis ecotone, and species are divided into 5 ecological groups. dca ordination is superior to cca and dcca. variation of vegetation explained by environmental and spatial factors reaches 23. 4 % ; among these the species matrix explained by non - spatial soil factors account for up to 11. 5 % of variation, spatial variation that is not shared by soil factors explains up to 11. 6 %, their interaction explains up to 0. 3 %

    3 、通過梯度分析,阜康綠洲過渡帶群落可分為8個類型,種可分成5個生態類型; dca排序效果優于cca和dcca ;土壤和空間因子解釋了被分異的23 . 4 ,其中土壤因子佔11 . 5 ,空間因子佔11 . 6 ,二者交互作用佔0 . 3 。
  10. To illustrate this point, vi the dynamic of the water and salt in fukang oasis will be analyzed. by comparative analysis of the dynamic of soil moisture and salinity in farmland, the abandoned land inside new oases, sand dune and the grassland periphery, the influence of dynamic state of soil moisture and salinity on the oasis stability can be clarified. thus, we may draw the following conclusion : l. at the plains in fukang, the ground water table rises gradually from south to north, and it falls in the desert

    本論文研究圍繞典型荒漠植物群落的水鹽動態變化及其對群落空間分佈的影響以及綠洲內的水鹽動態變化,通過綠洲農田與綠洲內撂地、綠洲外圍水鹽動態的對比分析,水鹽動態變化對綠洲穩定性的影響,得出以下結論: l從南至北,研究區地下水位在平原區逐漸升高,在沙中又降低。
  11. Cutting or digging shrubs, medicinal herbs or other sand - fixation plants on desert or semi - desert grasslands or in arid areas shall be prohibited

    禁止在草原、半草原和沙化地區砍挖灌木、藥材及其他固沙
  12. Based on different regions, the drainage can be used to expand sand control belts of arbors, shrubs and grasses, to increase vegetation coverage of halosols deserts by salt - tolerant plants, or to set up protective belts of salt - tolerant plants around artificial oases

    根據區域不同,利用農田排水拓展喬灌草防沙帶、增加鹽成土耐鹽被的蓋度、使人工綠洲邊緣的能夠生長耐鹽等都是農田排水資源化利用發展的方向。
  13. Several climatic belts of the world are represented in the grand canyon region which supports such diverse plant life as the yucca of the dry desert to the blue spruce of the coniferous forest. animal life in the grand canyon is by no means scarce and includes about 89 mammal, 355 bird, 17 fish, 47 reptile and 9 amphibian species

    大峽谷擁有不同的氣候特徵,由酷熱的沙氣候到熱帶亞熱帶甚至溫帶的氣候亦可在大峽谷找到,它並不是一個涼死寂的世界,不少動均生活于其中,計有89種哺乳動355種鳥類17種魚類47種爬蟲類和9種兩棲類動
  14. The main results are as following : 1 species diversity indices are significantly different among communities in desert - oasis ecotone, but are low in general ; diversity indices based on important value and cover are more properly in arid desert areas

    主要結論如下: 1 、阜康綠洲過渡帶種多樣性在群落間差異顯著,總體上多樣性水平較低;對被,以重要值或蓋度為指標計測多樣性指數較為可行。
  15. The effect of the x2 test for fit to three distributions is bad to desert dominant population

    對于荒漠植物優勢種群, x ~ 2擬合檢驗效果不好。
  16. Spatial distribution characteristics of stable carbon isotope compositions in desert plant reaumuria soongorica

    荒漠植物紅砂穩定碳同位素組成的空間分佈特徵
  17. Cynanchum komarovii is the main constructive plants in maowusu desert. the photosynthesis characteristics of cynanchum komarovii was dynamic studied under natural conditions

    本研究對毛烏素沙地主要建群種荒漠植物牛心樸子( cynanchumkomaroviial
  18. This thesis is mainly studying the genetic structure and variation of p. sibirica with rapd and the correlation with the surrounding environmental factors. and the survey provide the accurate and scientific information for understanding the genetic background systematic evolutionary of the desert plants and planning the effective conservation strategy

    目前對叉毛蓬的研究很少,本文試圖運用rapd分子標記技術研究叉毛蓬居群的遺傳結構和遺傳分化,並且探討其與生境的相關性,為探明荒漠植物的遺傳背景、系統演化及制定保護策略提供科學依據。
  19. 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

    種多樣性和遺傳多樣性兩個層次上,闡明了地區的生多樣性特徵;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。
  20. Plant community and species diversity in the south fringe of kumtag desert

    庫姆塔格沙南緣荒漠植物群落多樣性分析
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