退化演替 的英文怎麼說

中文拼音 [tuìhuàyǎn]
退化演替 英文
retrogressive succession
  • 退 : 動詞1 (向後移動) retreat; draw back; move back 2 (使向後移動) cause to move back; remove; wit...
  • : 動詞1 (演變; 演化) develop; evolve 2 (發揮) deduce; elaborate 3 (依照程式練習或計算) drill;...
  • : Ⅰ動詞1 (代替) replace; substitute for; supply [take] the place of 2 [書面語] (衰敗) decline Ⅱ...
  • 退化 : become vestigial; degenerate; deteriorate; retrograde; devolution; retrogradation; retrogression;...
  1. So these karst series problems are lowness ability of making soils, distributing odds of surface water and groundwater, leakiness of fountain, alkalescence of circumstance, lowness of bio - diversity, rapidness converse succession of vegetation and fragility of soil character and entironment. and karst region produces many problems, e. g. rock desert, soil erosion and degeneration because of artificial influence and destruction

    巖溶空間介質具有地上地下雙層結構,可溶巖造壤能力低,巖溶水空間分佈不均、地表地下水關系密切、水源易漏失,偏堿性環境、生物資源集聚程度低,植被逆向快、順向難,巖溶地質與生態環境十分脆弱,受到人為因素的影響和破壞,極易產生石漠、土壤侵蝕與退等一系列問題。
  2. In all hassock communities, species richness was high in ruderals but was low in typical degraded hassocks

    雜類草草從具有較高的豐富皮指數,而到較為穩走的退草叢物種豐富度指數呈下降趨勢。
  3. Mechanism of degradation succession in leymus chinensis stipa grandis steppe community

    大針茅草原群落退化演替機理的研究
  4. Five vegetation communities : herbosa, shrubs, coniferous forest, theropencedrymion, and evergreen broad - leaved forest in the red soil region of the lijiang valley are selected as the five successive stages of the typical restoration process of degraded ecosystems to study variation of structure and biomass of the vegetation of the five different stages

    摘要利用時空代原理,選取灕江流域紅壤區退生態系統恢復過程中具有代表性的草叢、灌叢、針葉林、針闊混交林、常綠闊葉林5個階段作為序列,研究自然恢復過程中各階段的植被結構動態和生物量變
  5. Severe fires can often cause changes in successional rates and soil hydrologic functions, degradation of soil physical properties, alter c : n ratios, and result in subsequent nutrient loss through accelerated erosion, leaching or denitrification, and alterations in microbial populations and associated process can occur

    高強度火燒往往能引起頻率的改變,土壤物理性質退,水文功能發生改變,改變c n比,加劇侵蝕、淋溶和反硝作用,導致養分流火,微生物數量及其相關過程發生變
  6. The study on dynamics succession of community in degenerated steppe of leymus chinensis after shallow ploughing

    退羊草草原在淺耕翻處理后植物群落動態研究
  7. Due to the influence of climate drought and human activities, the ecological environment of qinghai province is in an increasingly grave condition, namely, climate abnormal events occurring frequently, grassland degenerating, ground sanding, glacier shrinking, water level of lakes descending and river runoff decreasing, and so on. in the basis of extensively collecting and analyzing the data of qinghai ecological environmental factors such as climate, water resource and grassland resource etc., the further basic research is performed on the ecological environment characters of main climate factors, surface runoff, water resource, lcc and their correlation to coordinate with the basic, strategic and precursory research for the development of china west part and provide the scientific foundation for corresponding development both ecological environment and social economy, and persistent utilization of natural environment resource

    本研究針對當前在氣候乾旱和人類活動的共同影響下青海省生態環境中氣候異常事件即氣象災害頻繁發生、草場退、土地沙、冰川萎縮、湖泊水位下降和河流流量減少等生態環境退現象日益嚴重的實際,在廣泛收集和整理青海省氣候、水資源、草地資源等生態環境因子基礎資料的基礎上,對青海的主要氣候要素、地表徑流、水資源、植被的及其相互間的關系等主要生態環境變特徵進行了基礎性的研究。
  8. Wuxi county is located in typically fragile ecological strip - - three gorges reservoir area and belongs to national ecological environment construction key region. based on soil and water conservation project in wuxi county this article designs the landscape health assessment system and analyses health classes of degraded ecosystem by applying fuzzy ahp method, discloses degraded characteristics in aspect of land use patterns in wuxi county contrasted with bishan county, puts forward ecological restoration models combined with soil and water conservation harnessing, analyses and compares soil fertility quality in biological communities of different ecological restoration succession phases and restoration measures

    本論文依託巫溪縣水土保持生態修復項目,運用模糊層次分析方法,進行退生態系統的景觀健康評價體系設計與健康等級分析;通過對比研究巫溪縣與另一個生態修復試點縣? ?璧山縣的土地景觀空間格局分析,揭示巫溪縣土地利用格局上的退特徵;提出與水土保持治理相結合起來的生態恢復模式;引用土壤肥力質量指數,對生態修復區不同生態恢復階段群落及不同時期坡改梯、休耕地與封山育林三項生態修復措施的土壤肥力質量分析與對比。
  9. Based on analysis of soil physical, chemical and biological properties, soil properties and soil integrated fertility index ( iff ) of different successional series of subalpine coniferous in western sichuan were systematically studied. the results showed soil fertility degradation of subalpine coniferous forests was mainly related to decrease of soil organic matter

    從土壤物理、學和生物學性質角度出發,系統地研究了四川西部亞高山針葉林不同階段土壤性質和土壤綜合肥力指標值,結果表明:川西亞高山針葉林土壤性質主要受土壤有機質的影響,人工林地土壤肥力質量退主要由於有機質的減少並導致相關土壤物理、學和生物學性質惡
  10. The disaster of drought and waterlog is severely and frequently, the water and soil loss and rock desertification is increasing, the subsidence is happened at some ground, the bio - diversity decrease, the vegetation and soil evolve conversely, the productivity declines, the people lives in difficulty, and the most phenomenon and types of ecological problem are concentrated in karst area. to strengthen studies on karst ecological characteristics and degradation types can provide gist for ecological rehabilitation and reconstruction in karst area, but also can provide means for reference for other ecology area

    嚴重而頻繁旱澇災害、水土流失、石漠現象加劇、地面塌陷、生物多樣性喪失、植被與土壤出現逆向、生產力水平降低、人居生活困難等,集中了全球生態問題的主要表現和主要類型;因此,加強對巖溶區生態特徵和退類型的研究,不但能為巖溶區生態的恢復和重建提供依據,也為其它生態區的研究提供方法借鑒。
  11. There is qinghai spruce scattered in south slope and southwest slope. qinghai spruce is most anomalistic in patch distribute, is small in mean patch area and is close to each other. so, qinghai spruce is easy to suffer disturbance and converse succession which lead to the function of forest ecosystem degenerate

    作為具有重要涵養水源功能的青海雲杉林,大多分佈在海拔2550 - 3000m的陰坡和半陰坡,陽坡有零星分佈,其斑塊形狀最為不規則,平均斑塊面積小而距離近,容易受到各種干擾而造成逆向,使森林生態系統發生功能退,從而影響水源涵養。
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