草原覆蓋 的英文怎麼說

中文拼音 [cǎoyuán]
草原覆蓋 英文
grassland cover
  • : Ⅰ名詞1 (草本植物的統稱) grass 2 (指用作燃料、飼料等的稻、麥之類的莖和葉) straw 3 (草稿) dra...
  • : Ⅰ形容詞1 (最初的; 原來的) primary; original; former 2 (沒有加工的) unprocessed; raw Ⅱ動詞(原...
  • : 動詞1. [書面語] (蓋住) cover 2. [書面語] (底朝上翻過來; 歪倒) overturn; upset 3. 同 「復」 (Ⅱ1. 2. )
  • : 蓋名詞(姓氏) a surname
  • 草原 : grasslands; steppe; prairie
  • 覆蓋 : 1 (遮蓋) cover; overlap 2 (植被) plant cover; vegetation3 (保護層 覆蓋物) cover; covering; ...
  1. They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem

    本研究以重慶市的南川金佛山(自然保護區) 、黔江武陵山(國家重點退耕還林示範縣,森林率50以上)和北碚中梁山(遭人為破壞嚴重)典型巖溶區為對象,選擇了幾種重要的利用方式,包括林地、果園、耕地、棄耕地和灌坡,採用野外巖溶生態調查和室內試驗測量分析相結合的方法,以不同土地利用方式巖溶土壤肥力為重點,對不同土地利用方式土壤肥力特徵進行量化分析,找出巖溶土壤肥力差異的主要方面及其根本因,論文主要從土壤剖面物理退化指標(有效土層厚度、有機質層厚度、質地、團聚體、水分含量等) ,化學肥力退化指標(有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等) ,樣地土壤微生物指標(細菌、真菌、放線菌數量及總量)以及樣地土壤種子庫植物群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究,為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。
  2. Just a little over a century ago, the site of oklahoma city was a grass - and - timbered land of gently rolling hills flattening out into prairie in the west

    大約一百年前,俄克拉何馬地區還是一片森林的土地,座落在丘陵起伏的大上。
  3. The middle and lower parts of woodland and grassland had higher soil water contents during rainy season, which resulted from smaller evapotranspiration and more infiltrated water with a lower gradient. however, upslope runoff infiltration was another reason for hillslope with a lower cover ratio, such as bare land

    雨季林地坡中下部土壤水分含量較高的因,可能主要與其蒸散較小且坡度較緩導致入滲水量較多有關;但是對于植被度較低的坡地(如裸地) ,坡中下部土壤水分含量較高還與上方來水有較大的關系。
  4. According to the principles of " positive and steady, scientific programming and rational layout ", the cpc municipal committee and municipal government have programmed the city from a high starting point, constructed the city according to a high standard, administered the city at a high level, managed the city with a high efficiency, made the city green with a high quality made a total investment of nearly 2billion yuan, completed a large group of infrastructures and greening and beautifying projects in succession, made the size of constructed downtown area increased from less than 6square kilometers to 132squme kilometers, completed greenbelts with an area of 316hectares, made green percentage of coverage up t032 %, per capita public greenbelt area up to 10. 72 square meters, initially formed a garden - style ecologieal city with " trees shadowing the street, soft green grass carpeting the ground, greening all the year round, blossoming out in 3seasons ", gained honors and titles of " state - level excellent city in urban environment comprehensive renovation ", " provincial - level landscape garden city ", " award of residential environment of henan "

    市委、市政府按照"積極穩妥、科學規劃、合理布局"的則,高起點規劃城市,高標準建設城市,高水平管理城市,高效益經營城市,高品位綠化城市,共計投資近20億元,相繼完成了一大批基礎設施和綠化美化工程,建成區面積由來的不足6平方千米,擴大到132平方千米,市區擁有綠地316 :公頃,綠化率達32 % ,人均公共綠地面積10 . 72平方米,一個"綠樹成蔭、芳遍地、翠點四時、花開三季"的園林化生態城市已具雛形,榮獲"全國城市環境綜合整治優秀城市" 、 "省級園林城市" 、 "河南人居環境獎"等榮譽稱號。
  5. Ecause it is hard work. for the past three years, from june to october, ha si has been studiously monitoring the condition of her pastures to check on the rate of vegetation cover

    除了搞好劃區輪牧,從2002年開始,哈斯還每年從六月份到十月份在自己的上進行監測,看的恢復情況,看植被的率。
  6. It is possible to start the day looking at lush rain drenched mountains and wake the next morning to a pale sunrise over a snow - covered steppe

    一天伊始看到的雨水豐沛的青蔥山嶽,可能在第二天清晨醒來時就變成了積雪的大上的暗淡日出。
  7. A third of the country is covered by forest and there are also vast grasslands and countless lakes and rivers

    國土的三分之一著森林,還有大片的,無數的湖泊和河流。其氣候差異甚大。
  8. The main characteristics of land use / land cover change in xilin river basin over the past two decades were significant decrease in area of meadow grassland, temperate grassland vs. significant increase in area of cropland, desert grassland, urban area and desertilized land

    錫林河流域20年來土地利用/土地變化的主要特徵為、典型面積的大幅減少和荒漠、農田和沙漠化土地面積的大幅增加及城鎮的擴張。
  9. At the same time, the carbon cycle at mid - latitudes of north hemisphere still remains unknown, which leads people to nowhere in gaining a deep understanding of the mechanism of global change. in xilin river basin, inner mongolia, which is right located at the mid - latitudes of north hemisphere, the high speed of social - economic development shows high rate and strong intensity to land use / land cover change in the past two decades. in this paper, remote sensing, gis and ecological modeling techniques were combined to study the land use / land cover change and carbon cycle of xilin river basin

    文章首先對內蒙古錫林河流域四個時期的landsattm / etm +影像進行土地利用/土地分類、成圖;通過對比,分析了錫林河流域近20年的來的土地利用/土地變化;並進一步運用gis方法研究了錫林河流域地退化的演化路徑;最後運用century模型模擬了內蒙古錫林河流域大針茅、羊的碳循環過程,繪制了其碳循環模式圖;並進一步分析了錫林河流域典型生態系統對大氣碳庫的源/匯功能。
  10. The new protected areas will encompass a mosaic of savannas covering ancient sand dunes, riverside forests, and swamp forests

    新建的保護區環繞成一個馬賽克式的稀樹有古老的沙丘,河邊的森林以及沼澤森林。
  11. It is expected that changing land use / land cover pattern will be one of the driving forces of environment change at regional scale superimposed on the natural changes at the time scale from decade to century

    本文運用遙感、 gis技術和生態模型方法,以內蒙古錫林河流域生態系統為例,研究我國北方乾旱/半乾旱地區土地利用/土地變化和碳循環問題。
  12. The others showed partly decreased, but the degradation of vegetation were obviously in lower reaches of tarim and cherchen river ; in the mountain area of southern xingjian, the forest area were increased, and the others decreased ; in northern xingjian, both the mountain and the plain area increased. they showed the decrease of desert and the increase of oasis ; the change of vegetation cover in the hexi corridor - alax desert were not obviously ; but in chai - damu basin, the area of desert and low cover grassland increased, the others vegetation decreased, especially in the high cover grassland. that showed the great degradation of ecosystem, and the most of degradation was shown in the north hillside of the arjin mountain and qi - lian mountain

    而從各個分區來看,情況不盡相同:南疆地區平區綠洲面積擴大,荒漠面積基本不變,其他類植被面積不同程度縮小,而在塔里木河下游、車爾臣河下游植被退化;南疆山地森林面積略有增加,其他類植被面積略有縮小;北疆的平區和山區的植被狀況均有改善,表現為荒漠面積縮小,綠洲面積增加;河西走廊一阿拉善地區總體變化不大;但是柴達木盆地的荒漠面積、低地增加,其他類植被,尤其是甚高度植被(甸)的面積縮小,表明該地區的生態環境退化,而退化表現的主要地區在環柴達木盆地的阿爾金山和祁連山的北坡。
  13. The kalahari desert covers about three - quarters of the western part of the country, characterised by heavy sands to the golden - sand dunes, with shrubs, acacia, open grasslands and horizonless landscapes. ideal for those in love with the wilderness experience

    卡拉哈里沙漠了波札那西部約四分之三的面積,從茫茫荒漠到金色的沙丘,間或有灌木、刺槐,廣闊的一望無際,是熱愛野外風光的人們的理想之地。
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