degraded soil 中文意思是什麼

degraded soil 解釋
退化土
  • degraded : adj. 被降了級的;被免了職的;墮落了的;貶低了的;退化了的。
  • soil : n 1 泥土,土壤;土質。2 土地,國土。3 滋生地,溫床。4 農業生活,務農。n 1 臟東西,污物,污穢,污...
  1. Many recalcitrant organic molecules are naturally degraded in the soil

    很多頑強的有機分子,在土壤中都自然地被降解了。
  2. Storage and composition of soil seed banks of different degraded karst vegetation types in south - eastern yunnan

    滇東南巖溶山地退化植被土壤種子庫的儲量與組成
  3. Based on the principles of restoration ecology and main aim of karst vegetation restoration at present, take huajiang canyon with a typical degraded vegetation area located in southwest guizhou as an example, we study bio - ecological features of the volunteer plants with some economic values and the soil environment, for the purpose of making some models of the pioneer plants to popularize

    根據恢復生態學原理和喀斯特區植被恢復的目標,以位於貴州省西南部的典型喀斯特植被退化區花江峽谷為例,通過研究該區具一定經濟價值和推廣價值的先鋒植物的生物生態學特徵和土壤環境,研究適于推廣應用的先鋒植物群落模式。
  4. From the study, it can be recommended that soil amended with residential sludge ( 1 : 1 ) provide better field germination, growth and nodule formation of l. leucocephala in degraded soil

    研究表明:退化的土壤補償以住宅污泥可促進銀合歡的田間發芽、生長以及分枝的形成。
  5. 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。
  6. 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 % 。
  7. Soil fertility restoration on degraded upland of purple soil

    紫色土退化旱地的肥力恢復與重建
  8. Recently, more attention has been given to researches on mechanisms of the formation and evolution, and spatio - temporal variation of soil degradation under highly - intensified agriculture, and countermeasures for its control and rehabilitation of degraded soil

    目前,應當高度重視集約農業利用下土壤退化的形成與演變機理、時空分異規律、以及土壤退化的控制和退化土壤的恢復重建措施的研究。
  9. And the results showed that nyb1 and nyb4 also promote the degradation process of quizalofop - p - ethyl in clay soil ( 20g ) after added 2 ml of the bacteria suspension ( od46o = 0. 40 ), respectively. the filed trial results indicated that quizalofop - p - ethyl was degraded quickly in sesame plant and soil, and its half - lifves were 1. 35 and 1. 18 day, respectively

    並將菌株nyb1和nyb4培養液各以2ml的菌液量( od460 = 0 . 40 )分別添加到20g未滅菌的青紫泥樣品中,其降解速度較未加菌液的對照處理為快。
  10. 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,進行退化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化特徵;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演替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。
  11. Denitrification in the degraded meadow soil is higher than that in the natural meadow soil

    高寒草甸土壤中溶有機磷細菌的數量高於溶無機磷細菌的數量。
  12. The red soil region of subtropics is one of the most de nsely populated areas in china in which natural ecosystem has been heavily destr ucted and degraded due to ecological weakness and climatic characteristics

    由於紅壤的生態脆弱性及亞熱帶的氣候特徵,亞熱帶紅壤區成為自然生態系統破壞與退化的嚴重區域,亞熱帶紅壤區的生態退化及生態恢復與重建成為土壤學、水土保持、生態學研究的熱點問題之一。
  13. Ecological characteristics of soil macro - animal community in mid - south songnen degraded leymus chinensis grasslands under restoration succession

    松嫩草原中南部退化羊草草地生態恢復與重建中大型土壤動物群落生態特徵
  14. Spatial pattern of soil chemical properties in degraded sandy grassland under post - grazing natural restoration in horqin sandy land

    放牧干擾后自然恢復的退化沙質草地土壤性狀的空間分佈
  15. With the moisture data gathered in demonstration district 3 years, combining local rainfall information and materials, the operation recovery mechanism of soil moisture in semi - arid degraded mountain area by different ecological recovery and reconstruction measures is analyzed

    摘要通過示範區3年採集的水分數據,結合當地的降雨資料和氣象資料,對比分析了半乾旱退化山區在不同生態恢復與重建措施下土壤水分的運行恢復機制。
  16. Traditional irrigation, however, has degraded the soil in many areas, and the reservoirs behind dams can quickly fill up with silt, reducing their storage capacity and depriving downstream farmers of fertile sediments

    然而傳統的灌溉法已對多處地區的土壤造成侵蝕現象,而水壩攔截水而形成的水庫,也很快就有沙石淤積,除了降低水庫的蓄水量,還使得下游農民喪失了肥沃的沉積土。
  17. The characteristics of climate, soil, vegetation and animal in alpine meadow ecosystem were discussed and the features of degraded alpine meadow were summarized in this paper

    「黑土灘」是高寒草甸退化的綜合表現,對當地、我國甚至東南亞和南亞的生態安全和經濟發展具有重大的影響。
  18. The natural place to seek such enzymes is in soil bacteria and fungi, as these aggregates, despite not being degraded in mammals, do not accumulate in soil in which animal carcasses are decaying, nor in graveyards where humans are decaying

    尋找這些酶的自然地方是土壤細菌和真菌,因為這些聚集物,盡管不能在哺乳動物中被降解,但不會積累在動物屍體腐朽的土壤中,也不會積累在人類腐屍的墓地中。
  19. 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
  20. Five, if is filled in buries, directly will take the land, also in 1000 the internal calamity degraded, affects the soil texture structure : if is burnt down, then can produce the noxious gas, pollution atmosphere

    五、若被填埋,將直接佔用土地,且1000年內難以降解,影響土質結構:若被焚燒,則會產生有害氣體,污染大氣。
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