natural land 中文意思是什麼

natural land 解釋
天然土地
  • natural : adj 1 自然界的;關于自然界的。2 天然的;未開墾的;野生的。3 固有的 生來的 天賦的(opp acquired)...
  • land : n 1 陸地,地面。2 土地,田地;農田;〈pl 〉所有地,地產。3 國土,國,國家;領土;地方;(…的)世...
  1. The results showed in the paddy field the bacteria were predominated, in the dry land the proportion of fungi and actinomyces was distinctly higher than the other two kinds of soil, in the woodland abundant species of basidiomycetes were found ; the natural degradation speed was low, with the degradation the number and composition of microorganisms changed regularly ; when the c / n ratio was adjusted to 25 " ? 1, the degradation remnant ratio reduced 10. 67 % than the control

    結果表明,水田以細菌為主,旱地中真菌和放線菌數量最多,林地中有大量的高等擔子菌;秸稈自然降解較慢,土壤微生物也隨著降解的進行而呈現一定的變化規律;當調節c / n比為25 : 1時,秸稈的腐解殘留率比對照組下降10 . 67 。 2
  2. 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,森林覆蓋率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、棄耕地和灌草坡,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原因,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。
  3. In influencing the inside factors of peasant household ' s decision, have householder ' s schooling, population, workforce ' s quantity and land area, householder ' s schooling and land area exert a great influence on peasant household ' s decision ; the external factors of influencing peasant household ' s decision have natural environment conditions, agrotechnical to popularize cost and benefit, policy, market, community and neighbourhood relation, popularize service system

    在影響農戶決策的內部因素中,有戶主文化程度、人口和勞動力數量及土地面積,戶主文化程度和土地面積對農戶決策的影響較大;影響農戶決策的外部因素有自然環境條件、農技推廣成本與效益、政策、市場、社區及鄰里關系、推廣服務體系。
  4. At first, this research summarizes and analyzes the natural zoology conditions, such as district ’ s boundary, geography position, climate characteristics, geologic and appearance, soil, vegetation and so on, social economy, the whole developing situation of the stockbreeding in the yellow river delta area. the result is : the yellow river delta is the area with a specific zoology system and rich natural resource. the proper geological environment, favorable climate conditions offer the advantaged conditions for the growing of pasture and feedstuff, the big superficial natural and artificial grass land and a large number of cropper straws establish a good material base for the vegetarian especially for sheep

    1 、通過對黃河三角洲地區的區域界定、地理位置、氣候特徵、地質地貌、土壤植被等自然生態條件,以及社會經濟狀況、畜牧業整體發展情況進行分析,結果表明:黃河三角洲是一個具有獨特生態系統和豐富自然資源的地區,該區特有的地質環境、良好的氣候條件為牧草及飼料作物的生長提供了有利條件,大面積的天然草場和人工草場以及大量的農作物秸稈為食草家畜,特別是羊的大發展奠定了良好的物質基礎。
  5. In order to solve this problem, we find a kind of herbages plant - sabaigrass ( eulaliopsis binata ) which not only can accommodate the badly environment of purple soil but also have excellent water and soil conservation effect and good economic benefit. this study adopt quantitative and qualitative methods, through comparative study of four different utilization types : sabaigrass treatment, grass tree solid plating treatment ( planting sabaigrass under fruit trees treatment ), bare land treatment, natural wild grassland treatment, study water and soil conservation effect, soil water condition, soil constructors condition, soil fertility condition and soil surface temperature, then evaluated the water and soil conservation effect of plating sabaigrass in purple soil bare sloping field and probed into water and soil conservation mechanism. the main results are as follows : 1

    本研究針對湖南省衡邵盆地紫色巖地區日益惡劣的生態環境,從紫色土荒坡地水土流失治理入手,在尋求出既適應紫色土荒坡地惡劣環境又有良好水土保持作用和一定經濟效應的作物? ?龍須草的基礎上,用定性和定量相結合的方法,以「龍須草純種」 、 「龍須草與果樹立體種植」 (簡稱林草立體種植,下同) 、 「空曠地」 、 「自然野生雜草地」四種不同的土地利用方式進行對比研究,從水土保持效應、土壤水文狀況、土壤結構、土壤肥力狀況、地表溫度狀況等方面分析、評價紫色土荒坡地種植龍須草防治水土流失的效應,並對其機理進行了初步探討,主要研究結果如下: 1
  6. 2. the structure of purple soil is meliorated by sabaigrass. when contrast to bare land treatment and natural wild grassland treatment we knew that sabaigrass treatment and grass tree solid plating treatment reduced soil bulk density, enhanced soil capillary porosity, non - capillary porosity and porosity ratio, decreased soil sand grain content, enhanced soil clay grain and silt grain content so as to reduced the dispersal degree of soil, improved the aggregate capacity of soil, increased the amount of soil aggregate structure, meliorated the water permeability of soil, accelerated the form of good soil structure

    龍須草能改善紫色土的土壤結構龍須草純種植被和林草立體種植植被能不同程度地降低土壤容重,減少土壤砂粒含量,增加土壤的毛管孔隙度、非毛管孔隙度和孔隙比,以及增加粉粒含量,從而降低土壤分散度,提高土壤團聚性,增加土壤團粒結構數量,改善土壤的透水性,促進良好土壤結構的形成,最終提高土壤的蓄水保肥性能,增強土壤的抗蝕性和抗沖性。
  7. Mass urban land for construction developing disorderedly cuts off the continuity of natural organism, and does serious harm to environment, so if not controlled, it must lead to labefaction of human being ’ s environment

    大面積無序發展的城市建設用地割裂了自然有機體的連續性,對生態環境造成了嚴重的破壞,如若不加控制,長此下去,必將導致人類生存環境惡化的危機。
  8. A large scale public green land at south side of central business zone will be established combining with water area, therefore, the water - side plaza can be formed to provide a meeting place for visitors, and following theme parks will be established : theme commercial park, culture recreation center, performance center, sports, and wetland experience park ; the metasequoia woods of 17 hectares on the south side of airport will be preserved in present condition to form a forest park ; the massifs at north cbd will be cultivated to become a countryside natural environment ; combining with community afforestation, the children ' s fairyland and senior citizen ' s home for aged people to gather together will be established

    結合水面,在中心商務區南側布置大型集中公共綠地,規劃水廣場可供遊人聚會,並設有主題商業、文化娛樂、演藝中心、體育運動、濕地體驗等特色主題公園;保留現狀機場跑道南側17公頃水杉林,形成森林公園;利用cbd北部山丘,形成具有郊野氣氛的自然環境;結合社區綠化,設置兒童樂園和供老年朋友歡聚的老年之家。
  9. Suffered from the natural environmental development and the humans inconsequential activities, maowusu sandy land in the history has undergone the reiterative change of " the nomad way of life is the main - nomadism as well as agriculture - agriculture is the main "

    受自然環境動態變化與人類不合理活動的影響,歷時時期毛烏素沙地的土地利用和經濟方式發生過「遊牧為主亦牧亦農農耕為主」的反復變化。
  10. This trust includes the protection and enhancement of native american lands and the conservation and development of natural resources, including fish and wildlife, outdoor recreation, water, range land, and forestry resources

    這個信託關系包括保護和增加土著居民的土地,以及保存和發展自然資源,包括魚和野生動物,戶外娛樂,水,山脈土地及森林資源。
  11. In this paper, on the basic theories foundation study of summary people of the past, aiming directly at whether the shelter forest can deposit the sand and how powerful it can. we select the oasis in ulan buh desert as the study plot, and study the function of the shelter forest reduce the " sand " and " dust ". we draw the following conclusion. first, in the fixed and semifixed sand lands, which grow the natural sand - binding plants, the coverage of plant in the fixed and semifixed sand land is 26. 4 % and 10. 3 %, respectively, the amount of sand drift decrease 93. 38 % and 81. 91 % comparing with the migratory sand land which have no plant coverage in the same wind speed and the range of 0 - 40cm above the ground

    本文以前人的研究為基礎針對「防護林體系是否有降解作用,有多大的降解作用」這一問題以烏蘭布和沙漠邊緣的防護林體系為研究對象,研究了防護林體系對「沙」 、 「塵」的降解作用,得出以下結論: ( 1 )在距離地表0 - 40cm范圍內,同一風速下生長有天然固沙植物,植被蓋度分別為26 . 4 、 10 . 3的固定、半固定沙地上,地表起沙量分別比無植被生長的流動沙地降低了93 . 38 、 81 . 91 。
  12. The abundant degree of plants, seed seedling amount, and the diversified index in the seed bank of the urban green land are lower than the natural second growth forest in outer suburbs

    城市綠地土壤種子庫中種的豐富度、種子苗量、多樣性指數均不如遠郊區山地天然次生林。
  13. A depiction of natural land forms, sometimes allegorical

    以自然風景為主題,有時含有諷喻意義的作品。
  14. It points out that the rational and stable inner structure cannot lead to serious soil moisture shortage ; its natural climate condition can meet the needs of forest community. it is the irrational management that causes the serious soil moisture shortage in artificial forestry land. if we intervene properly and create some growth condition similar to natural vegetation, the recessed artificial robinniapseudoscacia can restore benignly

    當前人工林地的土壤水分出現嚴重虧缺而形成土壤干化層並導致人工林衰退是人為不合理經營造成人工林群落林分結構不完善的結果,如果人為干預適當,能創造出類似於天然植被的生存條件,人工植被完全有可能得到正常的生存和發展,出現衰退的人工刺槐林完全有可能得良好的恢復。
  15. Natural land characteristics are multiple scales heterogeneity. it is very important that studies further schemes of heterogeneous land surface

    因此,進一步研究陸面過程參數化(特別是非均勻陸面過程參數化)是十分必要的。
  16. The plan also takes advantage of natural land formations, such as hills or pools, or alters them

    方案中自然的地形的因素也十分重要,比如山地或者水面,要充分利用或者改造它們。
  17. The wetland habitats for many wild animals were seriously affected by this change and the habitat pattern had an obvious change, too. the area of suitable habitat ( sd 0. 35 ), which had reduced by 7637 hm2 in the ten years, was becoming smaller and more fragmented, with deteriorated quality. for red - crowned cranes, the area with high spatial diversity values ( sd 0. 65 ) and that with mid - high values ( 0. 5 sd < 0. 65 ), which constituted the main part of suitable habitat of red - crowned cranes, had reduced by 9232 hm2 and 15584 hm2 respectively, with the shrinking of natural land cover, such as reed and suaeda

    研究區野生動物生境格局受人為和自然干擾的雙重影響而發生了較為明顯的變化,整體趨勢是生境適宜性逐漸降低,適宜生境和較適宜生境( sd 0 . 35 )的面積十年間減少7637hm ~ 2 ,丹頂鶴的適宜生境( sd 0 . 65 )和較適宜生境( 0 . 5 d < 0 . 65 )面積分別減少9232hm ~ 2和15584hm ~ 2 ,且生境的破碎化程度加深,在空間上呈現由北向南海向推進、由東向西壓縮之勢,生境質量呈下降趨勢。
  18. We should consider making use of the abandoned farmland for future development so that the natural land can be kept untouched

    我們應該考慮使用荒廢農地作日後發展用途,以便天然土地得以保存。
  19. Land degradation - means “ the decline in quality of natural land resources, commonly caused through improper use of the land by humans

    土地退化,是指自然土地資源質量的退化,通常是由人類不合理的土地利用所導致。
  20. Agri - land use mode ( alum ) refers to a pattern of different kinds of agri - land, which is shaped by people using natural land for several primary products in a certain area

    農地利用模式是指人根據土地的自然條件,按照希望收獲的農產品目標,對一定區域的土地進行分類利用而形成的不同農用地類型之間有機組合的方式或模式。
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