deterioration of soil 中文意思是什麼

deterioration of soil 解釋
土壤貧瘠化
  • deterioration : n. 1. 惡化；變質；退化。2. 墮落，頹廢。3. 凋萎；衰敗。adj. -tive
  • of : OF ＝Old French 古法語。
  • 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. The deterioration of soil structure is difficult to remedy.

    土壤結構的惡化很難挽回。
  2. With advantageous water, soil and organisms resources, the dadiwan culture, the yangshao culture, the longshan culture and the xiashang culture developed, original settling - down dry farming culture formed gradually, which laid sound foundation for agriculture civilization in the weihe valley ; among which, land use of arable farming was replaced largely by pastoral farming in the mixed area of agriculture and animal husbandry in north weihe region between 4 000 - 3 000 a b. p., because of dry and cold weather resulted in environment deterioration and soil degradation. at the beginning of 3 100 a b. p.,

    在8500 3100abp全新世大暖期，渭河流域水、土、生物資源條件優越，人類發展了大地灣文化、仰韶文化、龍山文化和夏商文化，逐步形成了原始定居旱作農業類型文化，從而奠定了渭河流域農業文明的基礎，其間在4000刁000ab衛，渭河流域北部的農牧交錯帶，由於氣候的逐漸冷干化，導致水、土、生物資源退化，造成旱作農業土地利用方式由遊牧業取而代之。
  3. On may 3, invited by the institutes deputy directors liu xiaobing and hu naizhe, dr. mclaughlin visited the experimental park in harbin and the black soil ecological experiment station in hailun. with deputy director liu xiaobing and the research fellow zhang xingyi, he had an in - depth discussion of some issues of common interest to both sides, like the deterioration and management of black soil, conservation farming, compacting of soil

    5月3日， neil博士應劉曉冰副所長和胡乃哲副所長的邀請，訪問了我所哈爾濱園區以及海倫黑土生態實驗站，與劉副所長張興義研究員等圍繞黑土退化與管理保護性耕作土壤壓實等雙方感興趣的問題進行了深入的交流。
  4. These examples show that, contrary to the widely accepted assumption that nutrient inputs to tropical upland soils will accelerate acidification and deterioration, a combination of supportive management measures such as erosion control, legume cropping and recycling of biomass and plant nutrient inputs can safely lead to soil fertility buildup and attractive, sustainable, economic returns

    通常認為在熱帶地旱土土壤上施用養分會加速酸化和土壤退化，但這些例子卻恰恰相反，表明了通過控制水土流失、種植豆科作物、生物量再循環以及養分投入等綜合配套措施可以穩妥地增進土壤肥力和獲得有吸引力的經濟效益。
  5. The field of taiyangmiao nuresry of trees and grass is an important ecology protecting area in inner monogolia. all of projects in the field, including the water and soil conservation trees, the windbreat of returning farmland to treeland and grassland, are playing a very important role in preventing and decreasing vegetation deterioration, land desertification and sandstorm weather

    星月太陽廟林木種苗培育基地和農業種植基地是內蒙古重要的生態功能保護區，基地內的水土保持林、防風固沙林、速生豐產林、退耕還林還草等林草工程，對防止植被退化、土地沙化、減緩沙塵天氣的發生起到不可忽視的作用。
  6. Ploughing deeper and corn residues might promote formation of soil aggregated structure, decrease soil bulk density, relax solum, decrease soil porosity, raise soil permeability, improve soil structure and holding - water capability, create better soil biology condition for growth of crop, and coordinate water, fertilizer, air and heat etc. to prevent the fertility deterioration of the corn belt phaeozem and ameliorate soil, it is need to reform tillage and fertilizer application for the corn belt phaeozem in the central part of jilin

    針對吉林玉米帶黑土土壤退化現象，從黑土玉米的耕作制和施肥制的改革入手，並結合農村現有機械和技術水平，採用玉米「輕主重輔」三三耕作制和玉米「一穩二減三補」施肥技術，提出吉林玉米帶黑土土壤調控技術體系。
  7. Characterized by vast coverage and extra intensity, soil erosion in the upper yangtze river valley has become an important indicator of the ecological and environmental deterioration in the region

    長江上游水土流失面積廣，侵蝕強度大，是其生態環境退化的重要標志。
  8. Abstract : characterized by vast coverage and extra intensity, soil erosion in the upper yangtze river valley has become an important indicator of the ecological and environmental deterioration in the region

    文摘:長江上游水土流失面積廣，侵蝕強度大，是其生態環境退化的重要標志。
  9. Analysis of the soil quality deterioration of vulnerable karst ecological region in guizhou

    貴州喀斯特生態脆弱區土壤質量退化分析
  10. The research of the subject had study thoroughly the using situation of the water and soil of ejina oasis in the downstream of the inland river in the arid area. and it had get the experience and test of the use of water and soil through study the past material. and it had make it known that the decrease of the runoff volume from headwater, the excessive cultivation area and serious waste of water are reasons for desert soil and ecotope deterioration

    本文在對位於乾旱區內陸河下游的額濟納綠洲水土資源開發利用現狀，進行全面研究的基礎上，總結了近五十年額濟納綠洲水土資源開發利用的經驗和教訓，找出了存在的問題：上游來水減少，過度開墾，水資源浪費嚴重，土地荒漠化加劇，生態環境惡化。
  11. Agricultural intensification plays an important role in stabilizing the food production in china, while bringing about an increasing negative impact on the soil and eco - environment as a result of the long - term highly - intensive land use and agricultural chemical overuse, thus leading to degradation of soil physical, chemical and biological properties, which are demonstrated as soil nutrient imbalance, soil acidification, pollutant accumulation, and biodiversity deterioration and posing serious stress and threat to the ecosystem per se and the environment

    摘要集約化農業對保障我國糧食安全發揮了巨大的作用，但其長期的土地高強度利用和農用化學品過量投入的負面影響也日益顯現，導致的以土壤養分失衡、土壤酸化、有害物質積累、生物多樣性衰退等為主要表現形式的土壤物理、化學和生物學退化，給生態系統本身與環境都帶來了巨大壓力和嚴重威脅。
  12. This paper descripts the present situation of the ecological environment in fushun city, including the high forest coverage, the unreasonable ecological structure, the influenced ecological function, the mine developing destroyed the deterioration ofecological balance seriously, the deterioration of ecological environment of mining area ; the coverage rate of nature reserve is relatively high1 but bio - diversity is still threatened seriously ; agriculture ' s ecological problem is severe ; soil erosion is serious ; the arrangement in the finished area is disorderly, the green land system is scarce of inconnective

    摘要撫順市生態環境現狀： （森林覆蓋率較高，但生態系統結構不合理，生態功能的發揮受到影響；礦產開發嚴重破壞生態平衡，礦區生態環境惡劣，歷史欠帳大；自然保護區植被覆蓋率較高，但生物多樣性仍遭受嚴重威脅；農業生態問題嚴峻；水土流失嚴重；建成區布局紊亂，綠地系統缺乏連通性。 ）
  13. In order to prevent the deterioration of ecological environment, countermeasures from the aspect of water resources exploitation and utilization were proposed as following : to reduce groundwater table for preventing and eliminating soil salinization ; to establish a powerful drainage basin management organization ; to establish water - saving society ; to carry on the additional investigation and water on environmental hydrogeology related to endemic disease

    並從水資源開發利用角度提出了防治生態環境劣變的基本對策：降低地下水位，預防和消除土壤次生鹽漬化；建立有實權的流域水資源管理機構；開源節流，以節流為重，建立節水型社會；開展全疆補充性的地方病環境水文地質調查研究工作。
  14. The carrying capacity of water resources and water environment in yellow river basin is faced with a huge challenge, such as vegetation destruction, water and soil erosion, riverbed run - up, watercourse shrinkage, water shortage, frequency breakage flow, severity pollution, water quality deterioration, trace to the source and sendiment, coast erosion and regradation

    植被破壞、水土流失，河床抬高、河道萎縮，水源匱乏、頻繁斷流，污染嚴重、水質下降，朔源淤積、海岸蝕退等表明黃河流域水資源與水環境的承載能力面臨著極大的挑戰。
  15. They include compiling a computer program which permits to incorporate various constitutive relation of soil skeleton, dilatancy, stiffness deterioration etc. comparative studies are made for various cases of soil stiffness, resistance of percolation, drain condition on boundary, loading form, constitutive relation, and stratification

    通過計算對各種土壤剛度、滲透條件、邊界透水條件、荷載形式、本構關系和不均勻性等情況做了比較研究，發現了一些新規律和新現象。並對它們做了一些討論和分析。
  16. At fuyang, deep water method instead of soil drainage was used, the water layer about 10 cm thick was kept for some days near maximum tillering stage, this could result in deterioration of soil environmental condition for rice growth at late stages

    在富陽，用保持深厚水層的辦法代替土壤排水，在最大分蘗期保持10厘米厚水層數天，破壞了水稻生長後期土壤環境條件。
  17. Now, the three gorges reservoir area is faced with three serious problems, namely, the deterioration of ecological environment, the economic poverty and the resettlement of over one million people and irrational land use in small watershed is one of the main reasons for the serious soil erosion and economic poverty in tgra

    小流域是三峽庫區基本地貌組成單元，小流域土地資源不合理利用是導致三峽庫區水土流失、經濟發展緩慢等問題的重要原因。因此，開展小流域土地資源可持續利用評價是非常必要的。
  18. Meanwhile, the evaluation has changed from a single aspect su ch as vegetation and soil to a comprehensive evaluation including deterioration of environment and degradation of soil morphology and fertility. studies on a theoretical basis and basic principle for restoration and reconstructions. the study on benefits and functions of a restorated ecosystem

    恢復與重建的生態系統功能與效益的研究，其效益評價由生物多樣性、水土保持功能、土壤養分、小氣候等單一方面轉向利用灰色系統理論及系統工程方法進行綜合評價。
  19. It encompasses soil degradation and the deterioration of natural landscapes and vegetation ”

    它包括土壤退化和自然景觀和植被的衰退。
  20. During the study period, the soil nutrient of arable land and grassland reduced greatly and that of forestland changed slightly. the grassland has the highest soil nutrient, while the arable land has the lowest soil nutrient. as a consequence, the land use change in changling county in the past two decades leads to decrease in the net soil nutrient, as well as the deterioration of regional ecological environment.

    20年來，耕地的養分水平下降很大，草地的養分水平退化明顯，林地土壤養分含量變化不顯著； 20年間林地和耕地的土壤退化程度有所緩和，但不明顯；各種土地利用類型的養分水平差異如下：草地林地耕地，說明了退耕還林還草的必要性。
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