salinization (of soil) 中文意思是什麼

salinization (of soil) 解釋
鹽堿化
  • salinization : 鹽化過程
  • 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 formation of salt - alkaline soil included salinization and alkalinization. the increase of salinity was the character of salinization, and the increase of ph was the character of alkalinization

    土壤的鹽堿化即包括土壤的鹽化又包括土壤的堿化，鹽化以上壤鹽度升高為特徵，堿化以土壤ph升高為特徵。
  2. The environmental geological problems existing in the west liaohe plain involve desertification of land, salinization of soil, declining of groundwater level and pollution of groundwater

    摘要西遼河平原的環境地質問題主要表現為土地沙漠化、土壤鹽漬化、區域地下水位元下降及地下水污染等。
  3. Secondary salinization of soil is an important factor limiting the greenhouse cropping system

    設施土壤次生鹽漬化是我國設施農業生產中的一個重要限制因子。
  4. Prevention of soil secondary salinization by turning upland cropland into paddy fields in depressions of the songneng plain

    松嫩平原低平易澇地旱改水種稻治澇防止土壤次生鹽漬化技術的研究
  5. ( 2 ) aiming at the bigger irrigation quota of fall irrigation system and the complicacy of the salt movement in soil, the paper applies reservoir leaching model bring forwarded by w. h. van der molen to hetao irrigation district located in aridity area, and establishes salt leaching simulational model under the fall irrigation system. through calculating, the feasible fall irrigation quota is 100 - 120m2 / 667m2 in light salinization soil, and the feasible fall irrigation quota is 120 - 150 m2 / 667m2 in mild salinization soil. the model is reasonable and exact, and it can be researched deep

    （ 2 ）針對在秋澆灌溉制度中秋澆定額較大，土壤中鹽分運移規律復雜的特點，利用w ? h ? vandermolen提出的水庫沖洗模型，建立了地處乾旱地區的河套灌區區域內的秋澆制度鹽分淋洗模擬模型。經計算在輕度鹽漬化土壤中秋澆的灌溉定額以100 120m ~ 3 667m ~ 2為宜；中度鹽漬化土壤秋澆的灌溉定額以120 150m ~ 3 667m ~ 2為宜，模型合理可靠，準確可行，可進一步向縱深方向進行研究。
  6. Application of radial base function artificial neural network in investigation of soil salinization

    徑向基人工神經網路法在土壤鹽漬化調查中的應用
  7. Based on this, the upper controlling index of soil water content is 80. 4 % and the days of waterlogged and salinization tolerance is 3. 2 days. the moisture and salinization movement mathematical model in the field under subdrainage condition is based on the assumption of neglecting the effects of horizontal hydraulic gradient, it can analogy the changes of soil water content and salinization which are changed with times and depth

    論文在忽略水平方向水力梯度影響的假定下建立了排水條件下麥田水鹽運移模型，模擬土壤水鹽含量隨時間、空間的變化情況。經與實測資料對比發現，計算值與實測值較為接近，故該模型及參數的確定是合理的，可用於預測麥田水鹽的動態變化。
  8. Qualitative analysis on the effect of flood control and engineering safety -, seizing lots of water conservancy effective adjust storage. then making water level risen and reservoir backwater enlarged in the same flow level ? effect on beach and the buildings across river, soil salinization caused by flow from a lower to a higher place and unsmooth groundwater drainage destroy of travel resource caused by disorder enclose tideland for cultivation in reservoir silt up flood plain are given, then presents enclose tideland for cultivation dyke is important cause which water level rise in reservoir

    本文從青銅峽水庫泥沙淤積入手，分析水庫泥沙淤積特性和庫區圍墾堤開發利用淤積灘地的現狀，對防洪安全及工程安全的影響、侵佔大量的有效調蓄庫容、造成同級流量下水庫水位抬升水庫回水上延、對沿岸及過河建築構成影響、因水位抬升致使庫區周邊灌區地下水排水不暢乃至倒灌而造成土地鹽堿化、對水庫庫區大量淤積灘地無序圍墾造成旅遊資源破壞等五方面影響的定性分析，提出庫區圍墾堤是水庫水位抬升的重要原因。
  9. Cause of formation and prevention and cure measure for secondary soil salinization in sheyang county of sichuan province

    射陽縣土壤次生鹽漬化的成因及防治對策
  10. On the basis of some research findings in recent years, the paper summarizes characteristics and causes of greenhouse soil salinization, and its effects on soil properties, including physical and chemical properties and microorganisms as well

    本文根據近年來的相關研究進展，綜述了設施土壤次生鹽漬化的基本特徵、形成原因及其影響因素，並闡述了設施土壤次生鹽漬化對土壤理化性質以及土壤微生物狀況的影響。
  11. 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。
  12. The job of agricultural drainage is to accelerate removing of the excessive water and salt in soil, control the underground water table at favourable depth, so that it can assure crops growing well and avoid salinization

    農田排降任務是加速排除土壤中過量的水分及鹽分，控制地下水位在適宜的深度，保證作物的正常生長及防止土壤返鹽。
  13. 7 topography and land use are main factors affecting the change of groundwater table, then influencing the redistribution of soil moisture and salinity. soil secondary salinization can be considered as the main factors that influence the stability of new oasis in alluvial plain

    7 、地形和土地利用是影響阜康荒漠綠洲地下水位變化的關鍵因素，而地下水位的連續變化又影響了土壤水鹽在空間上的分佈。
  14. The damage of soil salinization to service function of soil eco - environment is severe but its economic loss is not assessed yet

    全省重度鹽漬化土壤對生態環境損害造成的經濟損失至少達140億元（ 1996年幣值） 。
  15. In recent years, such problems as the extension and application of on - film irrigation, reclamation of salinized soils, and prevention of secondary salinization have made it important to study coupled movement of soil water, salt and heat transfer under plastic mulch in arid and semi - arid areas

    近年來覆膜灌溉的推廣應用、鹽堿地開發和改良以及土壤次生鹽堿化防治等問題使得研究西北乾旱-半乾旱地區覆膜條件下土壤水、鹽、熱耦合遷移規律成為重要課題。
  16. Quantitative classification of soil salinization in the huang - huai - hai plain

    近代黃河三角洲的濱海鹽漬土及其開發利用
  17. An application of hydrological response units in assessment of soil salinization risks

    隨機分形在刻劃儲層非均質特性中的應用
  18. Salinization of soils is an increasingly threat to agriculture, forest and environment. there are 0. 96 billion hectares of salted soil worldwide amounting to one third of the total terrestrial area on earth. there are about 100 million hectares of salted soil in our country that severely limits agricultural production

    土壤鹽漬化是影響農林業生產和生態環境的嚴重問題，目前全世界約有9 . 6億公頃鹽漬土，占陸地面積的三分之一，我國的鹽漬化土地近1億公頃，給農林業生產造成了重大損失。
  19. With the development of agriculture and industry and the enlargement of man ' s activity, the demand of water supply has increased in the region over the past decades. in the backward areas along the heihe river, there are a lot of ecological environmental problems such as lake dried up, sustainable, lowering of ground water level, water pollution, soil salinization and desertification, degradation of natural oasis and grassland, as well as sand storm

    近幾十年來，由於工農業的發展和人類活動的擴大，黑河流域中下游用水量的增加，黑河下游出現了嚴重的缺水現象，由此導致了一系列諸如河流湖泊乾枯、地下水水位持續下降、水質惡化、植被退化、土壤鹽堿化、土地風蝕化等環境問題。包氣帶水分、鹽份的分佈和運移對地表植被生長有著重要的影響。
  20. Situated in northwest china, ningxia has the typical eco - environmental problems of west china such as water and soil erosion, soil salinization, land desertification, and so on, so that there is a sharp contradiction between the spatial development of urban system and the eco - environmental conservancy

    寧夏地處我國西北部，具有西部非常突出的生態環境問題：水土流失、土地沙化、土壤鹽漬化，因此城鎮體系的空間發展與生態環境保護的矛盾極為突出。
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