植被型 的英文怎麼說

中文拼音 [zhíbèixíng]
植被型 英文
cover type
  • : 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...
  • 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. Based on the actual situation in the upper reaches of minjiang river, the main assessment factors such as strata structure, landform, vegetation covering eco - environment, surface water, ground water, agrotype and geological hazard are selected in this paper

    本文根據岷江上游的實際情況選取巖性構造、地形地貌、覆蓋生態區、地表水、地下水、土壤類及地質災害等因素作為評價因子。
  2. The nitrogen fixation in alpine meadow ecosystem is mainly accomplished by anaerobic nitrogen fixing bacteria. both ammonification and nitrification are the highest in 0 cm 10 cm soil depth

    從不同土壤的表層中各生理群菌數的平均值來看,反硝化細菌的數量最高,嫌氣性自生固氮菌次之,再次為氨化菌和硝化菌。
  3. 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研究,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。
  4. 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研究,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, 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。
  5. 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所必需的地面樣方調查數據。
  6. 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;初步了解和掌握了研究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;研究還表明在「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,是開展精細分類研究和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,並分析了模的適用性。
  7. The develop - ment and succession of the vegetation were determined by the azonal factors, so it was difficult for the vegetation to develop to zonai vegetation dominated by subtropical evergreen broad - leave forest

    非地帶性因素主導著發生和演替,很難達到上海以亞熱帶常綠闊葉林為主的地帶性
  8. 14 species are edible plants, 37 species are medicinal plants, 11 species are ornamental plants and31 species are feeding plants, the major types of halophytic vegetation in hebei province include ptenothalophyta such as tamarix chinensis brush and siberian brush, and littoral halophytic vegetation such as succulent vegetation, poion, chomophyte and etc. epidermal cell exosporium of tamarix chinensis blade is papillous and capillaceous ; stoma and salt - secreting gland are under the epidermis ; differentiation level of mesophyll tissue is rather high ; porder camber is obvious ; and mechanical tissue is developed

    河北省鹽生物的經濟價值較高,其中可食用的鹽生物共計14種,可藥用的鹽生物37種,可飼用的鹽生物31種,具有觀賞價值的鹽生物11種,可以作為纖維物計約9種。河北省主要鹽生有檉柳灌叢、西伯利亞白刺灌叢等落葉灌叢和肉質、禾草、雜類草鹽塵等濱海鹽生
  9. 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研究,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。
  10. The results indicated that chinese crocodilian lizards distributed in streams of mountain, and mainly lived in four types of vegetation : broadleaf forest, conifer and broadleaf mix - forest, shrubbery and bamboo forest

    鱷蜥主要棲息于闊葉林、針闊混交林、灌木林蔭、竹林4種的山沖溪溝之中。
  11. Then based on the method of dimidiate pixel model, the current model is improved, and the model of deriving vegetation fraction from normalized difference vegetation index ( ndvi )

    然後在像元二分模的基礎上對已有模進行改進,建立用ndvi歸一化指數估算覆蓋度的模
  12. Minqin desert area belongs to the typical droughty desert shrubs and its vegetation coverage only comes to 5 % desert climate and its 15 %

    摘要民勤沙區屬于典的乾旱荒漠氣候,以灌木荒漠為主,蓋度一般只有5 % ~ 15 % 。
  13. 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研究,論文根據生態適宜性理論,建立了乾旱區典天然物生長與主要環境因子的偏態單峰對數正態分佈模。基於此關系模,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。
  14. The primary representations of the vulnerabilities of water resource in hengyang basin where is a typical hilly region with red and purple soils in south china are analyzed : the precipitation re source varies greatly in spatial and temporal distribution ; the soils and rock property are not in favor of water and soil conserving ; the structure of crops needs a high water consumption ; and the farm irrigation works are timeworn and frangible

    摘要以中國南方典的紅壤和紫色土丘陵區衡陽盆地為例,分析論述了衡陽盆地地表水資源脆弱性主要表現在:降水資源時空分佈不均勻;不利於水土保持的地表物質組成和覆蓋;耗水量大的農業種結構以及調蓄水功能弱的農田水利工程體系等方面。
  15. The term "vegetation type" designates the principal unit of major rank in russian geobotany.

    在蘇聯地球物學中,「植被型」一詞是指主要高級單位。
  16. Cultivated vegetation type

    栽培植被型
  17. The cultivated vegetation is composed of man - made forest, artificial scrub and field crop ; the natural vegetation consists of 4 vegetation types, 10 formations and 10 associations

    栽培包括人工林、人工灌叢和大田作物三大類;自然分為4個植被型、 10個群系和10個群叢。
  18. In this region, the plant vegetation was classified into 22 forms, which belong to 3 groups of vegetable types and 5 vegetable types, the widest distribution is quercus mongolica community

    該區主要群落可分為3個植被型組, 5個植被型, 22個群系,分佈最廣泛,面積最大的為蒙古櫟群系。
  19. The term " vegetation type " designates the principal unit of major rank in russian geobotany

    在蘇聯地球物學中, 「植被型」一詞是指主要高級單位。
  20. Character synusia is not always a dominant one, but the presence of which is particularly characteristic of a given vegetation type.

    特徵層片並不總是優勢層片,但它的存在特別可作為一定植被型的特徵。
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