淋溶土 的英文怎麼說

中文拼音 [lìnróng]
淋溶土 英文
alfisol
  • : 淋動詞(濾) filter; strain
  • : 動詞(溶化; 溶解) dissolve
  1. The results indicate that : 1. the main physical and chemical characteristics vary regularly : with rising of the altitude, there is a transition from silt > sand > clay to sand > silt > clay in the mechanical composition ; the argic horizon emerges below the altitude of 1600 meters ; the content of organic matter is enrichment, the content of organic carbon of epipedon is higher than 20 g / kg, while the content of organic carbon increases with increasing of altitude, and in the altitude of 3500 - 3700meters, the soils under the meadow have the maximum content organic carbon ; the soils appear acid - slightly acid reaction, the ph decreases appreciably and acid strengthen with increasing of altitude ; the soils higher than the altitude of 2500 meters are base unsaturated, indicating the soil leaching is strong, the ph and bs are distinct plus correlated ; the contents of sio2, al2o3, and fe2o3 of the soil body and clay are all relatively stabilization ; in the soil body, the content of sio2 is much high and cao is very little, the total contents of sio2, a12o3 and fe2o3 occupy 92 % of the mineral parts, the sequence of mineral elements is : sio2 > al2o3 > fe2o3 > k2o > mgo > cao > tio2 > mno

    研究結果表明: 1太白山南坡壤的主要理化性質隨海拔高度的上升呈有規律的變化:隨海拔高度上升,機械組成由粉粒砂粒粘粒逐漸過渡到砂粒粉粒粘粒,海拔1600m以下出現粘化層;壤有機質豐富,表層有機碳含量一般在20g kg以上,有機碳含量隨海拔高度升高而相應增加,海拔3500 3700m的灌叢草甸植被下有機碳含量最高;壤呈酸性或微酸性,並隨海拔上升, ph值略微降低,酸性增強,海拔2700m以上的壤多呈鹽基不飽和狀態,表明作用較強, ph值和鹽基飽和度呈極顯著正相關;體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定,體中sio _ 2含量較高, cao含量較少, sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占壤礦質部分的92 ,礦質元素含量的順序依次為: sio _ 2 al _ 2o _ 3 fe _ 2o _ 3 k _ 2o mgo cao tio _ 2 mno 。
  2. The black earth is a kind of alfisol, with a thick layer of humus, loose texture, high fertility, high porosity ratio, poor permeability and a high content of clay, which is suitable for cultivation

    摘要黑是一種腐殖質層厚,質地鬆散,肥力很高,孔隙比較大而透水性差,粘粒含量高,適于耕作的淋溶土
  3. ( 3 ) the spatial analysis results showed that the variation of soil clay content was moderate at the direction of vertical section. the soil clay content was highest at the layer of 20 - 40cm, which showed that it is an eluvial accumulation horizon according to long - term cultivation, irrigation and rainfall

    ( 3 )壤粘粒含量在垂直方向上呈中等變異,整個體在20 - 40cm層處的粘粒含量最高,說明壤表層由於長期耕作、灌溉降雨,壤粘粒含量有一個淀積過程。
  4. This distribution pattern of soil carbon was related to such factors as the precipitation eluviation and the organism activities in soils

    壤碳的這種分佈格局與大氣降水的壤生物活動等因素有關。
  5. Soil caco3 eluviation and deposition process is the most important development and evolution process of soil, from parent material to mature soil in the loess plateau, arid and semiarid area

    壤碳酸鈣( caco _ 3 )的淀積過程是黃高原以及乾旱和半乾旱地區壤形成發育的主要過程之一,也是地球化學過程的主要內容。
  6. Soil caco3 eluviation - illuviation is a relatively complicate process, soil co2 is one of the important effect factors, which influences soil caco3 through controlling soil ph value and caco3 solution capability

    壤碳酸鈣淀積是一個復雜的過程,壤中的co _ 2通過控制壤ph值和碳酸鈣的解性來影響壤碳酸鈣的淀積,是重要的影響因子之一。
  7. The distribution and change pattern of soil co2 concentration in soil profile data are analyzed as well as its effect factors. a model for soil caco3 eluviation - illuviation is developed based on mechanism of soil chemical thermodynamic principle and applying other modeling experience for reference

    本文以磚窯溝流域為例研究和分析了壤剖面co _ 2濃度的分佈變化規律及其影響因子;對壤碳酸鈣錠積進行了定性、定量研究。
  8. The intense eluviation and weathering of soil with groundwater and run - off result in the enhancing of capacity of transference of some elements, such as si, al, fe, mn. the chemical reactions of the colloid particles in the soil water make those crannies or holes filled by some epigenetic clay minerals and quartz. then a great deal of white reticulate clay comes into being in the quaternary laterite of the dongting basin

    地下水和地表水強烈的作用使壤中硅鋁鐵錳等元素的遷移能力增強,壤膠體粒子之間的化學反應,使得這些孔隙空間在後期逐漸被次生黏礦物和石英所充填,最終,在洞庭盆地第四系紅地層中形成大量的蠕蟲狀和根狀白色網紋。
  9. The main results are following : ( 1 ) the variation of clay / silt ratio can indicate the secondary clay action of dust depositions ; the variations of magnetic susceptibility and total fe content are inferred to be records of the changeable intensity of bio - pedogenesis ; the variations of sr content and rb / sr ratio can indicate bio - pedogenesis, dissolving and leaching action ; the content of total organic carbon ( toc ) can reflect variation of climate and vegetation during soil formation, it indicates the intensity of weathering and bio - pedogenesis ; the content variation of caco3 can show the intensity of dissolving - leaching action and secondary deposit, which was noted as pseudomycilia in pores and fissures in the sediment, so it can indicate the intensity bio - pedogenesis quite well. these proxy indexes also reflect obvious regional difference of pedogenic environment and the intensity bio - pedogenesis ; namely, secondary clay action, dissolving - leaching action and bio - pedogenesis are all much stronger in south than that in north

    實驗結果表明:粘粒粉沙比值能很好地指示粉塵堆積物的次生粘化作用;磁化率和全鐵很好地指示生物風化成壤作用; sr和rb sr比值能很好的指示生物風化成壤作用和作用;總有機碳( toc )含量的高低,在一定程度上反應了壤發育過程中氣候和植被狀況的變化,指示著成壤過程中腐殖質化的程度; caco3含量的變化,可以反映了黃壤形成時的風化成壤作用的強弱程度,指示成壤過程中的作用和次生碳酸鹽化作用;並且各指標所指示的成壤環境和成壤強度存在明顯的區域差異,即渭河流域壤的生物風化成壤作用、次生粘化作用和作用均表現出南部強于北部。
  10. Contrasting stone coal to the soil developed from it and water to water leached from stone coal shows that slight fluorine pollution of surface water and plant resulted from weathering of stone coal and leaching

    摘要通過對比典型剖面上的石煤及其風化發育的壤的氟含量、流經石煤層的水與不經過石煤層的水的氟含量,研究石煤風化、時氟對壤、地表水和農作物的影響。
  11. 3. the soils are divided into 2 order, 3 suborder, 6 groups in soil taxonomy ; the soil vertical zone strcture of south slope taibai mountain is : ferric - udic argosols ( < 1600m ) - acidi + ferric - udic cambosols ( l 600 - 2700 m ) - bori - udic cambosols ( 2700 - 3400 m ) - molli - gelic cambosols ( 3400 - 3500m ) - umbri - gelic cambosols ( > 3500m )

    供試壤在系統分類中劃分為2個綱, 3個亞綱, 6個類;太白山南坡壤垂直帶譜結構為:鐵質濕潤淋溶土( 1600m )酸性+鐵質濕潤雛形( 1600 2700m )冷涼濕潤雛形( 2700 3400m )暗沃寒凍雛形( 3400 3500m )暗瘠寒凍雛形( 3500m ) 。
  12. The leaching and transferring of 95zr in different soils and its actions in several aquatic and terraneous ecosystems were studied by using the isotope tracer techniques. this would provide some basic data for illustrating the behavior of 95zr in different agricultural ecosystems and serve as science according for establishing some safety standard and managing pollution. at one time, environmental pollution arising by poisonous pollutes has been global hotspot problem

    本文採用同位素示蹤技術研究了~ ( 95 ) zr在不同壤中的、遷移和在幾種水生及陸生生態系統中的行為,為探明~ ( 95 ) zr在不同農業生態環境中的行為規律提供基礎資料,對制定有關安全標準和污染治理提供了科學依據。
  13. Influence of simulated aicd rain on transferring of cadmium in soils

    模擬酸雨壤鎘遷移的影響
  14. Alfisols are moderately leached forest soils that have relatively high native fertility

    淋溶土系中等程度瀝濾,本身肥力較高的森林壤。
  15. Severe fires can often cause changes in successional rates and soil hydrologic functions, degradation of soil physical properties, alter c : n ratios, and result in subsequent nutrient loss through accelerated erosion, leaching or denitrification, and alterations in microbial populations and associated process can occur

    高強度火燒往往能引起演替頻率的改變,壤物理性質退化,水文功能發生改變,改變c n比,加劇侵蝕、和反硝化作用,導致養分流火,微生物數量及其相關過程發生變化。
  16. The residual dynamics and leaching dynamics of atrazine in soil

    莠去津在壤中的殘留動態和動態
  17. The leaching and moving of 125i in subtropics soils of south china

    125在華南亞熱帶地區壤中和遷移的研究
  18. They typically have an ochric epipedon, but may have an umbric epipedon

    典型的淋溶土有一層淡色表層,但同樣可能有一層暗色表層。
  19. The central concept of alfisols is that of soils that have an argillic, a kandic, or a nitric horizon and a base saturation of 35 % or greater

    淋溶土的主要特性是有粘化層,高嶺層或氮化層和鹽基飽和度達35或以上。
  20. So far, most related researches and achievements have showed that acid rain has certain impact on functions of a soil ecosystem. such as leaching of soil base - exchangeable ions, heavy metals and microelements, nitrogen, contents of sulfur and phosphorus nutrients, soil acidification, population and activities of soil microbes, soil buffer capacity, soil sensitivity to acid rain, soil structure and weathering status of soil minerals, and so on

    現有的大量研究表明,酸雨對壤生態系統的功能特性,包括壤的鹽基離子以及重金屬與微量元素的壤營養、壤酸化、壤微生物數量及其活性、壤緩沖性能、壤對酸雨的敏感性、壤結構、壤礦物風化等方面均會產生一定的影響。
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