粉土壤 的英文怎麼說

中文拼音 [fěntǔrǎng]
粉土壤 英文
silt loam
  • 粉 : Ⅰ名詞1 （粉末） powder 2 （用澱粉製成的粉條或粉絲） noodles or vermicelli made from bean potato o...
  • 壤 : 名詞1. （土壤） soil 2. （地） earth 3. （地區） area 4. （姓氏） a surname
  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太白山南坡土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；土壤有機質豐富，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；土壤呈酸性或微酸性，並隨海拔上升， ph值略微降低，酸性增強，海拔2700m以上的土壤多呈鹽基不飽和狀態，表明土壤淋溶作用較強， ph值和鹽基飽和度呈極顯著正相關；土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定，土體中sio _ 2含量較高， cao含量較少， sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占土壤礦質部分的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 analysis of micro - climate site of the road greenbelt in the building process of expressway, a lot of calcareousness, powder of coal ash, asphaltum and stone were put into used. on one hand, it completely destroys the original soil structure, making the soil really barren, on the other hand, the rise of roadbed also affects the ground water to go up, making the soil very drought

    路體綠地立地條件分析高速公路在修建過程中，採用了很多的石灰、粉煤灰、瀝青、石塊等材料，一方面使原有的土壤結構被徹底破壞，土質十分貧瘠，另一方面路基抬高影響地下水位上升，土壤十分乾旱。
  3. Earthworms comminute the mineral fraction of soils.

    蚯蚓粉碎土壤中的無機物碎片。
  4. 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。
  5. Garden hydrangeas ' color can be manipulated with the soil ph. pink and red hydrangeas turn blue and purple in acid soils, while blue hydrangeas turn pink in alkaline soils

    庭院八仙花屬的顏色可以指示土壤的ph值。粉紅和紅色的八仙花轉變成藍色和紫色表示酸性土壤，而藍色的八仙花轉變成粉紅色則表示在堿性土壤。
  6. 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淋溶作用；總有機碳（ toc ）含量的高低，在一定程度上反應了土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，可以反映了黃土古土壤形成時的風化成壤作用的強弱程度，指示成壤過程中的淋溶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，即渭河流域土壤的生物風化成壤作用、次生粘化作用和淋溶作用均表現出南部強于北部。
  7. Mz, a, sk, kg and sc / d ( ratio of the sum of silt and clay to sand ) of fluvio - lacustrine, palaeosols and aeolian sands constitute an interlocking, multi - fluctuation process curve with peak and valle y values : the < & value of mz, o and sk values often increase accordingly from aeolian sands to its overlying fluvio - lacustrine facies or / and palaesols, the kg value heightens, too, and the sc / d value also basically consists with its change steps

    河湖相和古土壤與風成砂的mz 、 、 sk 、 kg以及sc d （粉砂粘土之和與砂的比值）構成一峰谷交替、犬牙交錯的鋸齒狀多波動過程線：常常是由風成砂至上覆河湖相或和古土壤， mz的值、 、 sk值相應增大， kg相應增高， sc d值亦與之變化步驟基本一致。
  8. There is soil that looks like broad expanses of red silk, decorated with the long curving rows of pink and white flowers of the cotton plant.

    此地還有紅綢般的大片土壤，上面點綴著棉地里的粉紅色和白色花朵。
  9. Soils : investigation and testing - line and or hydraulic binder treated materials - test for assessing the ability of a dry mineral treatment product to emit dust

    土壤:調查和檢驗.線性和或液壓粘結處理材料.干礦物處理產品排放粉塵的能力評定試驗
  10. The increase of waste from cities, the heavier of agricultural chemical pollution, the serious pollution produced by poultry waste, as well the pollution produced with the development of township enterprises have affected the organic production of agricultural ecosystem, reduced the quality of produce, weakened the soil ecological process, destroyed biodiversity, weakened the function of climate regulation and disaster - reduction, decreased insect pollination and the effect of control pest

    城市污染物排放增加，農業化學品污染加重，農村畜禽糞尿污染成災以及鄉鎮企業污染發展影響了農業生態系統有機質生產，降低了農業產品品質，減弱了土壤生態過程，破壞了生物多樣性，減弱了氣候調節與減災功能，減少了動物傳粉與有害生物控制效應七項生態服務功能。
  11. The organic matter, total n, hydrolytic n were increased, then reduced with the increase of abandoned time. the loss of organic c got up to 59. 4 % in abandoned land. in 0 - 20cm, the sand content of 0. 25 - 0. 05mm was increased gradually, the average content of sand in the abandoned land was up to 76. 84 %, the sand contents of silt and sand was gradually reduced, the soil mechanic compose became coarse

    隨撂荒年限的增加，土壤有機質、全氮、堿解氮等主要養分均表現出先降低后增加的趨勢；撂荒地有機碳的損失平均達到59 . 4 ；在撂荒地表面0 - 20cm范圍內， 0 . 25 - 0 . 05mm粒徑的砂粒含量逐漸增加，各撂荒地砂粒平均含量達76 . 84 ，粉粒和粘粒含量逐漸降低，土壤機械組成出現粗化現象。
  12. With increase of artificial forest age, the content of soil organic matter decreased sharply. and soil physical, chemical and biological properties of forest became worsen. from soil physical properties analysis, soil silt, clay, physical clay, aggregate degree and structure coefficient in topsoil increased with increase of artificial forest age and soil sand deceased

    在土壤物理性質方面，隨著人工雲杉林齡的增加，土壤表層粉粒、粘粒、物理性粘粒、團聚度和結構系數降低，砂粒含量增高，土壤飽和持水量、毛管持水量及總孔隙和毛管孔隙在人工雲杉演替過程中表現出「 u 」型變化。
  13. Grain - size accumulation percentage of the aeolian sands in the past 150 ka in milanggouwan section is mainly characterized by the aeolian palaeo - mobile dune sands, which are composed of majority fine sands and minority very fine sands. there is n ' t almost any silt and clay. those of the fluvial facies, especially the lacustrine facies and palaeosols, are mainly composed of very fine sands and also contain some quantities of silt and clay

    米浪溝灣剖面150kabp以來風成砂的粒度累積百分含量以古流動砂丘砂物質為主，其中以細砂含量最高，極細砂為次，幾乎不含粉砂與粘土；河流相、特別是湖沼相與古土壤以極細砂含量占優勢，且具一定含量的粉砂和粘土。
  14. Salt dynamics in soil profiles under condition of different groundwater depths and salinities

    地下水作用條件下粉砂壤土鹽分動態研究
  15. The bulk density was 1. 2 g cm - 1. the soil contents about 60 % of silts and about 15 % of clays. a slope adjustable flume of 3 by 8 m was subdivided into 15 mini - flumes of 0. 2 by 8 m

    土壤顆粒以粉沙為主，粉沙粒占總量的60左右，粘粒約佔15左右，容重約為1 . 2gcm ~ （ - 1 ） ，試驗前將土樣風干並過1 1cm的粗篩。
  16. Eurasian perennial herb having pale pink flowers and curved pods ; naturalized in britain and north america grasslands on calcareous soils ; important forage crop and source of honey in britain

    多年生歐亞草，花淺粉色，彎曲豆莢；已經引入英國和北美鈣質土壤草原；在英國是重要的飼料作物和蜜源植物。
  17. 2 the leaching and vertical transport of 95zr in three representational soils ( paddy soil, red - yellow earth and sea mud ) in zhejiang province and the influence of salinity on the activities of 5zr in sea mud were studied with soil - pole installation

    2 、採用土柱法研究了~ （ 95 ） zr在浙江省有代表性的3種土壤（小粉土、紅黃壤和海泥）中的淋溶和垂直遷移及鹽度對其行為的影響。
  18. Standard specification for fly ash and other pozzolans for use with lime for soil stabilization

    土壤穩定性用與石灰摻合用的飛粉和火山灰的標準規范
  19. Mechanical equipment of planting industry : soil tillage machine, planter, harvester, machines working on threshing grounds, corn - straw & stubble breaking land - returning machine, complete equipment for factory - sprouted seedlings cultivation and planting of rice, maize and cotton and so on, cotton seedling machines and facilities, complete equipment of agriculture, cultivation techniques of farm crops and new varieties as well as prevention and cure of disease and insect pest

    種植業機械設備：土壤耕整機、種植機、收獲機、場上作業機械、秸稈及根茬粉碎還田機、水稻、玉米、棉花等工廠化育秧及栽培成套設備、栽棉機及設施、農業成套設備、農作物栽培技術及新品種、病蟲害的防治。
  20. Cadmium ( cd ) is one of the mostly polluting heavy metal. first, to characterize the adsorption property of cadmium, cadmium adsorption isotherms in soils were determined by the batch experiment, and the adsorption parameters were obtained ; second, miscible displacement experiments were carried out in saturated homogeneous soil columns under steady - state water flow, and the dynamics of flux concentration of cadmium leached in soils were measured

    首先，用批量平衡法開展了鎘在砂質壤土、壤質砂土和粉壤土中的吸附特性的試驗研究，獲得吸附常數；其次，採用易混合置換實驗的方法，對其在穩定流場飽和土壤中的運移進行了室內研究，獲得了目標溶質鎘在定濃度輸入條件下的出流液濃度動態。
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