natural vegetation 中文意思是什麼

natural vegetation 解釋
天然植被
  • natural : adj 1 自然界的；關于自然界的。2 天然的；未開墾的；野生的。3 固有的 生來的 天賦的（opp acquired）...
  • vegetation : n. 1. 【植物；植物學】營養體生長，發育；〈集合詞〉植物，植被，植生，草木。2. 無所作為的生活，單調的生活。3. 【醫學】贅生物，增殖體。adj. -al
  1. 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植被區主要建植種群檸條（ caraganakorshinskii ） 、花棒（ hedysarumscoparium ）和油蒿（ artemisiaordosica ）的繁殖特性及種群結構的研究，以及自然侵入的一年生草本植物小畫眉草（ eragrostispoaeoides ）和霧冰藜（ bassiadasyphylla ）繁殖特性的研究，探討了在植被的持久性和變異性，分析評價了主要受惡劣環境壓力下的人工固沙區植被的穩定性。
  2. There is a great contrast between nutrient cycles in natural vegetation and the nutrients involved in growing an arable crop.

    天然生長的植物與人工栽培的作物在營養循環方面有很大的差異。
  3. 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。
  4. 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，建立了乾旱區典型天然植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植物生理需水的現場實驗數據，提出了乾旱區天然植被生態需水量計算方法。
  5. This paper discusses the current situation, types, origins and developing trends of the bank caving, and then puts forwards countermeasures to prevent the geologic hazard by protecting natural vegetation, construction to conserve the banks and restoring grass and forests

    本文全面論述了黑龍江、烏蘇里江沿岸塌岸的現狀、類型、成因及未來發展態勢，提出了保護天然植被、護岸工程建設、退耕還林草等防治塌岸的具體措施和對策。
  6. 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。
  7. Ecologic process of the wash lands by debris flows in mountain region is very complex and variety, and is a specific catastrophe - ecologic phenomenon in mountain region. plant growth of the wash lands of debris flow sdistributed in high altitude area shows a natural restorative proccss. it is found that plant growth process and community feature in the wash lands of debris flow can bring to light of the time of debris flow formation in the last hundred years and to the succession law of natural vegetation ecosystem through study in the catastrophc - ecologic phenomena and the ecologic process in wash lands of debris flow in the huangbenliu gully of the east slope of gongga mountain. the research result for this region also shows that study of the catastrophe - ecologic phenomena of debris flow can promote scientific infiltration between the ecology and the catastrophology, and has important theoretical and practical significances

    山區泥石流發生后的泥石流灘地呈現復雜多樣的生態過程，是山區所特有的一種災害生態現象.在人煙稀少的較高海拔，泥石流灘地植物生長表現為一種自然恢復過程.通過貢嘎山東坡高海拔黃崩溜溝泥石流灘地上發生的災害生態現象和過程的實地研究，發現泥石流灘地植物的生態過程和群落特徵，可以揭示近代泥石流的形成時間和自然植被生態系統的演替規律.研究表明，加強泥石災害生態現象的研究，可以促進災害學與生態學科的滲透，具有重要的理論和實踐意義
  8. Based on detailed community study on the natural vegetation of jiangwan airport abandoned 17 years ago, floristic composition and structure character of the communities have been analyzed, in addition, the restoration process and potential of the communities were also illuminated

    以市區內江灣機場失去管理后出現的自然植被為研究對象，通過群落學調查研究，分析了群落的種類組成以及結構特徵，闡明了群落的恢復過程和潛力。
  9. In light of the problems of aggravated soil erosion and litho - desertification of the karst regions in northwest guangxi as a result of degradation of forest ecosystems, six " grain - for - green " models ( five models of artificial afforestation or grass planting, and one model of desertation for natural vegetation restoration ) were screened out for quick restoration of vegetations in the regions and evaluated for their respective ecological effect

    摘要針對桂西北喀斯特地區森林生態系統退化造成的水土流失加劇以及石漠化嚴重的現狀，篩選適合該地區植被快速恢復的5種人工造林（草）方式和自然拋荒恢復模式，分析評價各種模式的生態效應。
  10. The landscape around the rivers and streams has been severely modified, leaving little of the natural vegetation to buffer water flowing overland to the streams, further resulting in water pollution. the rivers themselves have also been severely modified with the construction of large number of dams and regulation works, said dr alan leung, senior conservation officer, wwf hong kong

    世界自然基金會香港分會高級環境保護主任梁士倫博士表示：據2003年一項研究發現，西江流域約八成原生森林已經消失，而河流鄰近地帶和溪澗亦經人類大幅改造，導致在河水暴漲時可用作緩沖區的天然植物大為減少。
  11. Description : located between xiaodao bay and laoshan bay, southeast of aoshanwei, jimo ; daguan island 0. 58 square kilometers and xiaoguan island 0. 29 square kilometers, resided and with well - protected natural vegetation, rocks and cliffs, proposed for investment in construction of accommodation facilities in folk culture and fishing field

    項目概況：位於即墨市鰲山衛鎮東南海域的小島灣與嶗山灣之間，大管島面積0 . 58平方公里，小管島面積約0 . 29平方公里，均為有居民島，自然植被保護完好，島周圍遍布奇石怪礁，規劃建設以漁家風情和海島垂釣等為主的度假產品。
  12. 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。
  13. 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。
  14. Functions : the goods with manzanilla and other natural vegetation regeneration cream

    功能：本品含洋甘菊等多種天然植物淬取精華。
  15. The above - ground biomass amount is between 11. 81 - 109. 15t / hm2. s. viciifolia hance has good funcjtion for soil and water conservation. at present, it is on the frontal stage of natural vegetation succession, the ground - diameter is keeping linear growth

    狼牙刺個體地徑隨年齡增長保持直線生長，立地條件的優劣對生長速度有重要影響，生長速度順序為： 14齡狼牙刺6齡狼牙刺17齡狼牙刺。
  16. Exotic plants significantly impacted the landscape, resulting in degradation of the natural vegetation

    由於自然植被被嚴重破壞，島嶼上外來入侵種形成了較大的災害。
  17. Percent nitrate nitrogen, ammonium nitrogen and total phosphor was not a significantly variable at the different depths. 2 ) vegetation type results in significant difference in nitrate removal. lolium perenne l is most effective on reducing nitrate nitrogen concentration, accounting to 90 %. for total phosphor, natural vegetation is most effective, reaching 61. 01 %

    2 ）不同植被緩沖帶對銨氮、總磷、硝氮、總氮的去除效果不同，牧傑對氮鹽的去除效果最強，特別是對硝氮的吸收達到90 ，對總磷吸收能力在總體上弱於氮元素的吸收能力，在自然植被處達到最高，為61 . 01 。
  18. Modeling on simulating the potential natural vegetation of the northeast china

    中國東北地區潛在自然植被模型模擬研究
  19. The function of natural vegetation on constructing dali ancient city to be a garden city

    淺談自然植被在大理園林城市建設中的作用
  20. “ the best thing, ” he wrote, “ is to preserve as much soil and natural vegetation as possible

    他寫道： 「最好能夠盡量保留土壤和自然植被。 」
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