黃土保持 的英文怎麼說

中文拼音 [huángtǔbǎochí]
黃土保持 英文
loess conservation
  • 黃 : Ⅰ形容詞（像絲瓜花或向日葵花的顏色） yellow Ⅱ名詞1 （指黃河）short for the huanghe river:黃泛區the...
  • 保 : Ⅰ動詞1 （保衛; 保護） defend; protect 2 （保持） keep; preserve; maintain in good condition 3 （...
  • 持 : 動詞1 （拿著; 握著） hold; grasp 2 （持有; 保持） keep; hold 3 （支持; 保持） support; maintain 4...
  • 黃土 : [地質學] loess黃土保持 loess conservation; 黃土地 loessland; 黃土地基 loess foundation; 黃土地貌 ...
  1. It has been proved that the revive and construct of plants in this region is the basic measure of water and soil conversation, environment construct and agriculture, forestry, stock raising

    多年來的理論研究和生產實踐證明，植被的恢復和建設是黃土高原地區水土保持、生態環境建設、農林牧業持續發展的根本措施。
  2. It divides the main vegetation of the headwater region of huangpu river into 4 categories based on field survey and observation and methods of factor analysis and systematic cluster analysis and according to the degree of soil and water conservation function : deciduous trees and shrubs are category 1 which shows very strong soil and water conservation function ; tea plantation, grasslands and pine trees are category 2 which has stronger function ; the category 3 is moso bamboos and broadleaved evergreen trees which have stronger permeability and erodibility, but the permeable performance is not outstanding, the capacity of soil moisture storage common and soil and water conservation function moderate and ; the category 4 is uncovered land where the soil and water conservation function is very weak and its permeability, erodibility, erosive resistance and soil moisture storage capacity are all notably smaller than that of the other lands

    摘要在野外調查、實測的基礎上，採用因子分析、系統聚類分析的方法，根據土壤層水土保持功能的強弱，將黃浦江源區主要植被類型分為4類：落闊林、灌木林為第一類，表現出很強的水土保持功能；茶園、草地、松林為第二類，土壤水土保持功能較強；毛竹林、常綠闊葉林表現出較強的抗蝕性和抗沖性，但滲透性能並不突出，土壤貯水能力也一般，水土保持功能中等，為第三類；裸露地水土保持性能很差，單獨作為第四類，其滲透性、抗蝕性、抗沖性、土壤水庫容都顯著小於其他各樣地。
  3. It decides the protective objectives for different ecological reserve area based on the study of channel wetlands and survey and analysis of top - grade species ( fishes ) of the yellow river : from the point of the basin, the main ecological protective objectives of the tipper stream are vegetation and forest for conservation of water supply ; soil and water conservation is the main in the middle reaches for vegetation protection and rehabilitation and ; the lower reaches takes types of wetlands protection and wetlands area maintenance as the main, protecting biodiversity and important birds resources

    在黃河河道濕地研究和黃河水體內頂級物種（魚類）的調查分析基礎上，確定了黃河不同類型生態保護區的生態保護目標：從流域角度而言，黃河上游的主要生態保護目標是植被和水源涵養林；中游應以水土保持為主，主要是恢復和保護植被；下游以保護濕地類型和維持濕地面積為重點，保護生物多樣性和重要鳥類資源。
  4. According to the method of participatory monitoring and evaluation, it conducts project monitoring and evaluation on social, economic and ecological benefits of project area in jingning county gansu province of phase world bank loan loess plateau vegetation rehabilitation project in the form of various interviews and discussions of semi - structure, key persons and village groups and questionnaire for approaching the participatory method applied to the monitoring and evaluation of soil and water conservation ecological building projects

    根據參與式監測評估方法，對甘肅黃土高原水土保持二期世行貨款項目靜寧縣項目區的社會、經濟、生態效益等，採用半結構訪談、關鍵人物訪談、問卷調查、村民小組訪談等形式開展項目監評，以探討參與式方法在水土保持生態建設項目監測評估中的應用。
  5. Quaternary environment of loess plateau and soil and water conservation

    黃土高原的第四紀環境與水土保持研究
  6. Significant negative correlation was observed between the initial time of runoff incidence, runoff and soil loss under the hedgerow ecosystems and soybean monocropping pattern, with significant positive correlation between runoff and soil loss

    在人工模擬降雨條件下，百喜草、黃花菜植物籬笆生態系統水土保持效應在植物籬笆的生長後期更為突出，而且與雨強有顯著的正相關關系。
  7. The impacts of soil and water conservation on river flow and soil - hydrology of jia - lu - he, tu - wei - he, pian - guan - he and qiu - shui - he catchments have been analyzed by the simulation and on - spot measuring methods according to data of during 1950 ' s to 1990 ' s. the selected catchments of the above four all are in the key area of soil and water conservation on the loess pleatu. the main results are as follows. the trend, reasons and critical year of annual river flow " change have been researched by rank correlation and maximum deviation division

    本文以黃土高原水土保持重點區的佳蘆河、禿尾河、偏關河和湫水河等四條流域為代表，採用定量與定性、模型模擬與實測對比相結合的方法，系統分析了上世紀50 90年代時段內水土保持對河川徑流及土壤水文的影響，取得主要結果如下：採用秩相關和極差分割等定量評價方法，分析了四條支流徑流量變化趨勢、變化原因及發生明顯變化的臨界年份。
  8. An analysis on influence of social economic environment of the loess plateau to soil and water conservation ecological building

    黃土高原地區社會經濟環境對水土保持生態建設的影響
  9. The second part give an all - around demonstration on eco - economic backgrounds of hilly gullied loess region and concluded that small watersheds are dominant landscape units that enable them to be basic for regional management and development. ecological and economic strategies for regional development are also put forward : soil and water conservation to improve ecological environment should be first - line task the region shoulders in the new century. " grain for green " policy provides chances of accelerating development for the region

    第二部分綜合闡述了黃土高原丘陵溝壑區的生態經濟背景，指出：小流域為黃土丘陵溝壑區的優勢景觀單元，是區域治理與發展的基本單元：並提出區域治理與開發的生態與生產定位：區域應以水土保持、改善生態環境為新世紀的主要戰略任務，國家的退耕還林草政策為區域加大環境治理提供了新的契機；在生態環境明顯改善的基礎上實現糧食自給，實行農牧結合，重點發展畜牧業，有選擇的發展經濟林果業。
  10. On the basis of analyzing factor ( soil particle composition, soil bulk density, water stable aggregate content, antecedent soil moisture, slope gradient, rain intensity, accumulation depth and soil crust, soil and water conservation tillage measures ) affecting soil infiltration rates, several relation models was obtained ; analyzed in detail different soil and water conservation tillage measures intensifying infiltration rates, while there have the same rainfall condition, the increasing infiltration rates of contour tillage and artificial digging and artificial hoeing in gully areas of loess plateau are 67 % and 41 % and 29 % ; the increasing infiltration rates in hilly areas of loess plateau is 45 % and 22 % and 14 %

    在相同的降雨條件下，黃土高原溝壑區等高耕作與直線坡相比，可提高入滲67 ，人工掏挖可提高入滲41 ，人工鋤耕可提高入滲29 ；黃土丘陵溝壑區等高耕作可提高入滲45 ，人工掏挖可提高入滲22 ，人工鋤耕可提高入滲14 。並根據黃土高原超滲產流的概念和水量平衡方程，建立了不同水土保持耕作措施強化入滲速率模型。
  11. Analysis on sediment reduction of the yellow river through soil and water conservation measures

    水土保持措施對黃河減水減沙作用的分析
  12. Interaction of soil and water conservation measures with soil water in the loess plateau in china

    黃土高原土壤水分與水土保持措施相互作用
  13. Research of environmental affection on the surroundings of xiaolangdi reservoir and the settlement areas for migrants

    黃河萬家寨水利樞紐移民安置區水土保持初探
  14. ( 4 ) water - soil curing and using techniques of large opencast coal mine within loess area in our country have been divided into three types : water - soil safety techniques, water - soil conservation and water - soil recycling use techniques

    （ 4 ）明確將我國黃土區大型露天謀礦水土整治和利用技術劃分為水土安全調控、表層巖土水土保持和水土資源化利用三個階段
  15. Thinking on soil and water conservation work of huangshan city in new period

    新時期黃山市水土保持工作的思考
  16. Effects of water and soil conservation in huangshan city ' s small key basin amp; amp; influences to the local economy

    黃山市重點小流域水土保持綜合治理成效及對當地社會經濟的影響
  17. The paper also proposed a new method to build a comprehensive precipitation - runoff model based on soil and water conservation practices

    黃土高原水土保持對河川徑流及土壤水文的影響提出了建立基於水土保持措施的流域降水產流模型的新方法。
  18. Based on the measured data and the model of plotted watershed hydrology, the benefits of water reduction by different harnesses of soil and water conservation are firstly separated in watershed scale, which are the basis of evaluating the effect of rebuilding ecological environment of the loess plateau on the water resources of the yellow river

    在實測資料的基礎，藉助流域網格劃分的模型計算方法，首次在流域尺度內將水土保持工程措施和生物農業措施在減少地表徑流中的作用分割開來，從而為定量評價黃土高原以林草植被建設為主的生態環境治理對黃河流域水資源的影響提供數據基礎。
  19. ( 1 ) in newly - constructed stage and early stage of reclamation, the most important factor of runoff is 30min rainfall intensity. in later stage of reclamation, the most important one is 45min rainfall intensity. and the runoff capacity is the most important influence factor to soil erosion always ; ( 2 ) on the certain degree, loosening surface has an active function to infiltration condition but not to conserve soil ; ( 3 ) the most runoff is formed on platform of stackpile and the soil erosion often happens in the slope ; ( 4 ) stone - soiled dumps have an advantage over soil at respect of erosion resistance so that soil is not adapt in covering slope ; ( 5 ) grass has a better role in conservation of water and soil than arbor in early stage of reclamation ; ( 6 ) arbor - arboret - hemp mix is the best model for conservation

    結果顯示：在未復墾時期和復墾初期， 30min降雨強度對徑流影響最大，復墾後期徑流與45min雨強相關性最強，而徑流量對土壤侵蝕量的影響始終最大；通過疏鬆地表巖土只在一定程度上改善地表的入滲條件，並不能起到保土的作用；平臺為徑流的主要形成區，而土壤侵蝕主要集中在斜坡；土石混排坡的土壤抗蝕性比覆土坡的要大得多，在排土場形成過程中不宜用厚層黃土覆坡；在復墾初期，純草模式水土保持效果明顯好於純喬模式。
  20. Check dam is the main measure for soil and water conservation, and its benefit in water and soil loss is remarkable, especially in the most seriously eroded first sub - region of hilly - gully loess plateau

    摘要淤地壩是水土保持治理的主要措施之一，特別是在水土流失最為嚴重的黃土丘陵溝壑區一副區，其效益更為突出。
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