植被分類 的英文怎麼說
中文拼音 [zhíbèifēnlèi]
植被分類
英文
vegetative breakdown- 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...
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 類 : Ⅰ名1 (許多相似或相同的事物的綜合; 種類) class; category; kind; type 2 (姓氏) a surname Ⅱ動詞...
- 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
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A variety of methods including the tabular comparison of data, the tabular comparison of similarity coefficient, the nearest neighbor method and the group - average method of hierarchical agglomerative classification were applied to investigate the forest communities in meizi lake area
森林植被樣地中以喬木層樹種的重要值為指標,採用紙條排隊法、群落相似系數分類法、最近鄰體法、組平均法對梅子湖森林植被樣地進行數量分類。Application of molecular markers rapd in angiosperm classifacation
在被子植物分類上的應用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;研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段,這些波段與植被生物量和蓋度都有密切的關系,是開展精細植被分類研究和植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,是進行植被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。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。The classification of vegetation seems an eternal problem.
植被分類好象一個永無答案、爭論不休的問題。A variety of conifers and hardwoods makes up the bulk of the vegetation.
大部分植被由各種針葉樹類和闊葉樹類構成。Reform of experimental teaching for angiospermae taxa key
被子植物分類檢索表實驗教學改革研究The species, heights, diameter breast heights, canopy widths and plant numbers in 38 quadrats of 6 belt transects, which were located in yingsu cross - section and kaerdayi cross - section lying in the lower reaches of tarim river where populus euphratica concentrated, were investigated to study the distribution patterns, aggregation intensities and distribution pattern scales of p. euphratica populations at different distances away from the river
摘要在塔里木河下游胡楊分佈集中的英蘇、喀爾達依斷面,設置了6條樣帶38塊樣地進行植被種類、高度、胸徑、冠幅、株數等因子調查,研究了不同離河距離胡楊格局分佈類型、聚集強度及其格局規模。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,阜康荒漠綠洲過渡帶群落可分為8個類型,物種可分成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植被分異的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 。The difference in bird species composition might be caused by the height of mangroves, distribution of vegetation and differece of habitat types
種類組成上的差異與各紅樹林區的植株高度、植被分佈狀況、生境類型差異有關。Thirdly, the mathematics model of forecasting low flow was established in fengcong and fenglin regions according to these factors influencing the amount of low flow in karst drainage ( the area of drainage, lithology, the type of landforms and its special assembly and forest ) the conception of low water resources carrying capacity was first put forward according to the changing law of low water resources in space and the situation of exploitation and utilization in karst drainage ( ie, under the condition of the virtuous ecological environment and the available technology, the explorable amount of water resources in certain areas is capacity and limitation which is able to coordinate the development of population, enviroment and economy during the period of low flow seasons ) and preliminarily analyzed its connotation, characteristic and established the index system of low flow in karst drainage
三是根據影響喀斯特流域枯水徑流的下墊面因素(空間尺度、巖性、地貌類型、植被) ,分別對峰叢和峰林等喀斯特地區建立枯水徑流預測模型。根據喀斯特流域枯水資源的空間變化規律以及實際開發利用狀況,首次提出了枯水資源承載力的概念,即在枯水季節期間,保持良性的生態環境和現有的技術條件下,某一區域內可開採的水資源量對支持該地區人口、經濟與環境協調發展的能力和限度。並初步分析了枯水資源承載力的內涵、特性,從水資源的供需方面確立了喀斯特流域枯水資源承載力的指標體系。A preliminary study on the species composition, ecological characteristics and present distribution of vegetations in mengyang area, the largest part of xishuangbanna nature reserve, shows that there are 7 vegetation types, 15 formations, 24 community types in this area. the vegetation map was made by using gis software ( arc / info ), and the area and distribution pattern of each community was obtained. the subtropical monsoon evergreen broad leaved forest occupies the largest part, with an area of 41. 26 % of the whole, and the tropical rain forest occupies less than 10 % of the whole area. according to the topography, altitude, climate characters and present distribution of the vegetation, and based on the landscape type map, an original vegetation map under natural conditions was obtained, which could provid a theory for the vegetation restoration, especially for the tropical rain forest and its habitat, and for the development of the nature reserve
對西雙版納勐養自然保護區植被的類型進行了劃分,包括人工和自然群落,共有7個大類、 15個群系、 24個群落類型分佈.對每個類型的主要組成種類、生態特徵和分佈現狀進行了初步研究.利用地理信息系統軟體制取植被圖並獲得了各種植被類型的分佈面積和分佈格局特徵,這一地區亞熱帶季風常綠闊葉林的分佈面積和所佔比例最大,達總面積的41 . 26 % ;而熱帶雨林面積不超過總面積的10 % .依據地形、海拔、氣候和現狀植被分佈的規律,在獲得景觀類型圖的基礎上,得到了可以反映這一地區在完全自然條件下植被可能分佈的狀況的還原植被圖,為保護區的發展和植被的恢復提供了理論依據。Due to the different plant and ground condition around observatory, the variation of co2 is different, the co2 distribution near the ocean and mountain is also different, among the mountain station, its variation is related to latitude
周圍植被種類和覆蓋的不同,對co _ 2濃度變化有較大;海洋站、高山站co _ 2年際分佈存在一定的差別,同類高山站中, co _ 2濃度也存在緯度上的差異。The result is deteimined by its limate. 3 ) the vegetation of the wetland can be divided into two types : cultivated vegetation and natural vegetation
南大港濕地生態系統植被生態及蘆葦生物量的研究3 )南大港濕地植被分為自然植被和栽培植被兩個類型。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
栽培植被包括人工林、人工灌叢和大田作物三大類;自然植被分為4個植被型、 10個群系和10個群叢。He is often considered to be the father of scientific botany because of his work on classifying and naming plants, which he recorded in his prolific writings
由於他致力於植物分類和命名並將工作結果總結為大量豐富的論文著作,因此被尊為植物科學的鼻祖。Hong kong, located at the northern fringe of the tropics, is characterized by high temperture and sparing rainfall. in phytogeographical theories, the native vegetation should comprise primarily board - leaved trees. however, human activities have caused devastating damagees to our forests over the years and eventually wiped out almost all native forests
香港位處高溫多雨的熱帶地區北緣,按植物地理學的分析,植被種類應以常綠闊葉林為主,然而,由於人類的種種活動如伐木及開闢土地等帶來的破壞,原生樹林基本上已不存在。This paper summarized the current status of vegetation classification based on rs technology at home and abroad, and pointed out the developing trend as follows : ( 1 ) from single - phase, single - source classification to fusion of multitemporal, multi - source data ; ( 2 ) from single classifier to hybird classifiers ; ( 3 ) from hard classification to soft classification ; ( 4 ) from pixel - based classification to pixel unmixing and object - oriented classification ; ( 5 ) from traditional classification to intelligent classification
摘要綜述了國內外基於遙感技術進行植被分類的研究現狀,並提出植被分類的發展趨勢: ( 1 )從單時相、單源遙感分類向多時相、多源信息融合發展; ( 2 )從單一分類方法向復合分類方法發展; ( 3 )從「硬」分類向「軟」分類方向發展; ( 4 )從基於像元分類向混合像元分解分類和面向對象分類方向發展; ( 5 )從傳統分類向智能分類方向發展。This article mainly deals with the investigation of the pangquan gully, a ecotourism place, by ways of quantitative analysis and qualitative analysis in the ordination and classification evaluation of resources, planning and management perspectives, natural conservation region, with all kinds of configure of earth surface, lots of living resources, and obvious vertical changes of climate, vegetation and soil
該保護區氣候怡人,景色秀麗,是黃土高原上不可多得的「綠色明珠」 ,也是一處旅遊勝地。本文主要從旅遊區植被分類、排序,旅遊資源評價,旅遊規劃與管理這幾個方面,對龐泉溝生態旅遊進行研究。利用twinspan分類方法和dca排序方法,對龐泉溝主要旅遊資源? ?植被群落進行數量研究。It is the effective way to realize the highly quantitative study on the geographical process that associates main geographical factors such as climate, hydrology, topographic features, soil, vegetation and human activities with geographical process for quantitatively calculation by selecting suitable spatial scales and using mathematic models based on computer
選擇適宜的空間尺度,把氣候、水文、地形、土壤、植被、人類經濟活動等主要地理因素和過程通過抽象建立地學分析數學模型,進行定量運算,是實現地理過程高度定量化研究的有效途徑。分享友人