vegetation loss 中文意思是什麼

vegetation loss 解釋
植被損失
  • 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
  • loss : n. 1. 喪失；丟失，遺失。2. 減損，損失，虧損（額）；損耗；減少，下降。3. 失敗；輸掉。4. 錯過；浪費。5. 損毀；【軍事】傷亡；〈pl. 〉 傷亡及被俘人數。
  1. The research results mainly show : ( 1 ) the ecological degradation characteristics of wuxi county include : some soil is thin and barren and its water and fertility conservation abilities are poor, gradual degradation of soil results in decrease of vegetation diversity and the vegetation community structure gradually inclines tc simplicity from complexity. the types of soil and water loss in wuxi county mainly involve surface erosion and gully erosion. according to investigation, surface erosion area occupies 80 % or so or erosion area, in which the slope farmlands surface erosion area accounts for about 70 % of farmland erosion area

    研究結果主要包括： （ 1 ）巫溪縣生態退化特徵表現：作為生物生長基質的部分土壤薄而貧瘠，保水保肥能力差，部分地區基巖裸露，土壤的不斷退化導致植物種多樣性減少，植物種群結構逐步由復雜趨向簡單化；縣內水土流失的類型主要包括面蝕和溝蝕兩大類，據調查，面蝕面積占侵蝕總面積的80左右，其中坡耕地面蝕佔耕地侵蝕面積的70左右。
  2. Vegetation coverage ( slope gradient 20 ) has more effect on the loss of soil, slowly available k, and rapidly available k than slope gradient

    植被（在坡度20o64 ）比坡度對土壤、緩效鉀和速效鉀流失量的影響更大。
  3. The combination of obtained research achievement and extension effect in the ecological construction of soil and water conservation, sufficient exertion of ecological restoration ability, vegetation rehabilitation and ecosystem improvement widely and rapidly are the most effective approach to resolve the great problems on the slow steps of the prevention and cure of soil and water loss in china radically, which conform to the times

    結合水土保持生態環境建設已取得的研究成果與推廣效應，充分發揮生態的修復能力，大面積迅速恢復植被和改善生態系統，正是順應時代要求，從根本上解決我國水土流失防治步伐緩慢這一重大問題的最為有效的途徑。
  4. 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、石漠化現象加劇、地面塌陷、生物多樣性喪失、植被與土壤出現逆向演替、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化類型的研究，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。
  5. In this thesis, with eight events of artificial water - washing test on five different slope gradients, factors affecting soil potassium loss by erosion, such as slope gradient, rain intensity, vegetation coverage, and amount of rainfall are discussed

    本文通過在5個不同坡度徑流小區進行的8次人工模擬沖刷試驗，探討了坡度、放水沖刷強度、植被和降雨量等因素對土壤鉀素徑流流失的影響。
  6. The research results reveal that the total value of soil conservation in yuanzhou district adds up to about 8634. 39 million yuan ( rmb ) per annum, of which, about 8148. 62 million yuan is of holding nutrient for n, p, and k, about 19. 43 million yuan of decreasing soil loss, and about 466. 35 million yuan of reducing reservoir silt different types of vegetation produce different environment benefits

    原州區退耕還林還草植被發揮效益后，每年保持土壤的總價值為8634 . 39萬元，其中減少養分損失價值為8148 . 62萬元，減少土地廢棄價值為19 . 43萬元，減輕泥沙淤積價值為466 . 34萬元；各種退耕類型的土壤保持功能大小依次為：還喬木林、還灌木林、還人工苜蓿草地、還經濟林。
  7. Impacts of the project on vegetation, soil, and patterns of land use will influence the regional ecosystem. large area of cultivated lands, forests, shrubs, and other natural communities will be submerged when the project is built, which will inevitably result in loss of species diversity of plants and animals and their habitats. furthermore, climate may be changing because making of large area of water due to building of the dam

    工程會對區域生態系統產生影響，其表現形式是通過對植被、土壤和土地利用格局的影響，影響區域自然生態體系的生態完整性；還會造成部分森林植被的淹沒、野生動植物多樣性及其生境的喪失、以及大面積水域形成后可能對當地一定區域內的氣候產生影響。
  8. Desertification and loss of biodiversity occurring in arid or semi - arid regions recently are more and more serious, and have been a greater and greater menace to society ' s sustainable development. therefore, human - induced vegetation restoration has become a far more important measure to combat desertification, to restore vegetations and to protect and utilize plant diversity in regions with severe desertification

    荒漠化以及生物多樣性的喪失已經成為乾旱區可持續發展的障礙，所以探討如何通過有效的植被恢復重建措施治理流沙、恢復沙區植被以及保護並利用沙區植物多樣性，對于實現可持續發展具有十分重要的意義。
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