degraded forest 中文意思是什麼

degraded forest 解釋
衰退林
  • degraded : adj. 被降了級的；被免了職的；墮落了的；貶低了的；退化了的。
  • forest : n. 福雷斯特〈姓氏，男子名〉。n. 1. 森林，山林。2. （英國）皇家狩獵場。vt. 在…造林；使長滿樹林，使成為森林。
  1. Forest landscape restoration ( flr ) is a process that aims to regain ecological integrity and enhance human well - being in deforested or degraded forest landscapes

    摘要森林景觀恢復（ flr ）是一個過程，旨在恢復採伐跡地或退化森林景觀的生態完整性，提高人類福利。
  2. 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

    摘要利用時空替代原理，選取灕江流域紅壤區退化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個階段作為演替序列，研究自然恢復過程中各演替階段的植被結構動態和生物量變化。
  3. The degraded ecosystems include : > 25 dry land, mountain dry land, low density forest, grassland of low cover rate or moderate cover rate, all of which are the sources of soil and water loss. the low intensity of soil and water loss accounts for 55 % of the project area, the moderate for 23 %, and fierce for 12 %

    早地、山區早地、疏林地以及低、中覆蓋度草地，也是水土流失主要的策源地;其水土流失的強度也表現出微度侵蝕占項目區的55 % ，中度侵蝕佔23 % ，強度侵蝕佔12 % 。
  4. Quantitative properties of degraded karst forest communities in maolan mountain area of guizhou

    貴州茂蘭退化喀斯特森林群落的數量特徵
  5. After wto accession of china and coming of the new century, global ecology and environment are deteriorating severely. as economy of china continued developing, consumption of natural resources was increasing, the quality of forestry resources degraded, the functions of forest ecology were gradually weakened, disastrous floods occurred in the yangtze river, songhua river and nenjiang river. meanwhile, floods also happened in the hunhe river systems of liaoning province in the 1990s of late 20th century, and droughts in western regions of liaoning have threatened the whole province

    隨著中國加入世貿組織及新世紀的到來，面對全球性生態環境的不斷惡化以及由於我國經濟持續地高速發展，對資源消耗過快過人，使森林資源品質不斷下降，森林維持生態平衡的功能的作用逐漸削弱，不僅我國三江連續發生洪水，西北乾旱加重，黃河多次出現斷流，遼寧在20世紀90代的渾河水系也曾發生過水災，遼寧西部乾旱日趨加重，已經威脅到整個遼寧。
  6. Dynamics of a degraded karst forest in the process of natural restoration

    退化喀斯特森林自然恢復過程中群落動態研究
  7. A quantitative classification of degraded karst forest in maolan mountain area of guizhou

    貴州茂蘭退化喀斯特森林數量分類
  8. Dry - season dynamics of soil inorganic nitrogen pools in primary lithocarpus xylocarpus forest and degraded vegetations in ailao mountain, yunnan province

    哀牢山木果柯林及其退化植被下土壤無機氮庫的乾季動態特徵
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