砂壤 的英文怎麼說

中文拼音 [shārǎng]
砂壤 英文
sandy loam
  • : 名詞(沙子) sand; grit
  • : 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,機械組成由粉粒粒粘粒逐漸過渡到粒粉粒粘粒,海拔1600m以下出現粘化層;土有機質豐富,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以上的土多呈鹽基不飽和狀態,表明土淋溶作用較強, 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 soil is classified to tidal sandy soil, derived from river alluvium with sandy loam texture

    分類為河流沖積土發育的潮汐沙土,砂壤土質地。
  3. Therdly because of the influence of terrain and geological structure, arenaceous resources of different regions are different in mu us. sands are mainly from riverway in northwest ; from efflorescent cretaceous sandstone on account of higher topography in the middle part of mu us ; and sands resources are intricated in southeast, mainly including riverway sands, sands blown by the wind and embedded sands under so

    3 、毛烏素沙地因受地形和地質構造影響,不同區域的質來源情況不盡相同,西北部地區主要為河道沙;中部地區地勢較高,為白堊系基巖裸露而風化成沙;東南部地區沙質來源情況復雜,主要有:現代河道、風積沙、也有埋藏在現代土之下的出露古沙。
  4. Research on soil moisture index of dry crops in caked calcium carbonate black earth

    姜黑土區旱作物土墑情指標研究
  5. Borax is the compound commonly applied to the soil to correct boron deficiency.

    是矯正土缺硼的常用硼化合物。
  6. Some soils, such as sandy soils, have a loose crumb structure with good drainage, whereas in clay soils the particles are small and stick together to give a dense crumb structure and poor drainage

    一些土例如土具有鬆散的結構,因而有良好的排水性,而在粘土中,由於土顆粒小而互相粘合導致粘土結構緊密排水性較差。
  7. The elementary idea of the reference units method can be described as follows : firstly, by the setting of double series of reference units, we can control the highest and lowest land quality class of each village or town ; secondly, the class of the arable land will be get through the contrast between the arable land with the reference unit which has been selected in the same area, the difference in quality is the key factor to classify the land. the results show, 87. 6 % of the lands from i to iii distribute on alluvial and lacustrine plains, where the associated soils are mainly grey fulvo - aquic and calcareous concretions black ones. and 61. 4 % of them from iv to vi distribute on slightly rolling parts with mainly yellow - cinnamon soil developed from the diluvial and slope deposits

    分等結果表明:臥龍區等的耕地中,有87 . 6分佈在沖積、湖積平原區,主要土類型是在河流沖積物上發育形成的灰潮土、在湖相沉積物上發育形成的姜黑土;等耕地中,有61 . 4分佈在壟崗區,主要土類型是洪坡積物上發育形成的黃褐土:而、等耕地集中分佈在丘陵區,主要土類型是殘坡積物上發育形成的粗骨性黃褐土,等別結果分佈總體上體現了不同地貌類型、土條件下耕地質量的差異。
  8. This paper, based on the grain - size analysis and the comparative result of the mz - o scatter gram of ancient aeolian sands in milanggouwan section with the modern dunes in mu us desert, holds that fossil eolian dunes are a proxy of the dune activation, and be regarded as " desert process ", while the overlying fluvio - lacustrine and palaeosols on the dunes are regarded as inter - desert process

    文中根據粒度分析及古今丘的mz ?散點圖比較結果,認為古代風成丘特別是古流動丘是丘活化的體現,視為「沙漠期」 ,而丘上覆的河湖相沉積與古土發育則可視為「間沙漠期」 。
  9. This work carries out a temporal - spatial analysis and comparison in facial pattern, grain - size, and susceptibility of the sediments of the hunshandake sandy land ( hsl ) on the basis of studies of more than fifty geological sections, a number of samples collected from surface sands as well as results derived from previous studies. the preliminary results of this work provide new environmental information of the working area, which makes it possible to have a brief discussion about the evolution of the hsl since the late glacial epoch. this work can be summarized as the followings

    晚冰期,渾善達克沙地全面擴張,達到了沙漠化最大規模,剖面中的古風成是最直接的證據,此時氣候乾冷;全新世早中期,渾善達克沙地成比較好,是一個大面積成期,相當于全新世適宜期,此時氣候暖濕;全新世晚期,渾善達克沙地沙漠化正過程加強,在沙地各剖面上普遍發育風沙沉積,氣溫較乾冷;目前:渾善達克沙地為另一成期,成作用相對于適宜期較差,氣候乾暖。
  10. 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容重,減少土粒含量,增加土的毛管孔隙度、非毛管孔隙度和孔隙比,以及增加粉粒含量,從而降低土分散度,提高土團聚性,增加土團粒結構數量,改善土的透水性,促進良好土結構的形成,最終提高土的蓄水保肥性能,增強土的抗蝕性和抗沖性。
  11. Suction devices are inadequate in gravels or very porous soils.

    吸水裝置對礫或非常疏鬆的土是不適用的。
  12. My experiment can mostly include two sections : the first one was a pot experiment which was carried out in the greenhouse to study the physiological responses of helianthus tuberosus l. seedlings to salt and water stress ; the second one was a field experiment which was carried out in laizhou, shandong province to study the effects of seawater irrigation on helianthus tuberosus l. and soil

    本試驗由溫室盆栽耐鹽耐旱試驗和大田海水灌溉試驗兩大部分組成:溫室盆栽試驗主要通過培的方法,研究了幼苗期菊芋在鹽分和水分脅迫下的生理反應;大田試驗在半乾旱的山東萊州地區進行,研究了海水灌溉對菊芋及其土的影響。
  13. Adsorption behavior of cu in sandy loam and its affecting factors

    砂壤中銅的吸附行為及其影響因素研究
  14. From textural point of view, about 30 % soils are clayey, 35 % loamy and 10 % sandy while the remaining have variable texture

    從質地上看,約30 %的土是粘土, 35 %是土, 10 %是土,其餘土質地龐雜。
  15. The soils ( paleudults ) consist predominantly of light brown fine loamy sand to fine sandy loam changing with depth into a brown sandy clay loam and sandy clay with red mottles

    (強發育濕潤老成土)主要為淡棕色細土到細土,隨著深度增加,土變為棕色質粘土和帶有紅色斑點的質粘土。
  16. Setenaly according to the analyses from selected profiles, we know that, it is cold and dry in this region during the early holocene when east asian winter monsoon ' s influence is obvious, so, it is a transition period from sand deposit to sandy soil deposit, when the layers become thinner gradually from north to south. during middle holocene, it is warm and humid, influenced evidently by east asian summer monsoon, so, it is an obivious pedogenesis, when there are generally well - developped holecene palaeosol ( so ) from north to south, and the pedogenesis in the south is better than that in the north, the soil is also thicker than that of the north. from late holocene to now, the climate changes to be dry and cold, but its changing scope is smaller than that of last glacial period

    2 、就所選剖面分析來看,本區在全新世早期氣候回返,相對較寒冷乾燥,東亞冬季風影響較明顯,此時為沙層堆積向質土過渡,自北至南堆積的沙粒漸細;全新世中期氣候溫暖濕潤,東亞夏季風影響顯著,此時為明顯的成期,表現在自北至南普遍可見發育較好的黑壚土層,且南部的成作用比北部好,土的厚度也要大;全新世晚期至今,氣候向乾冷方向轉化,但變化幅度遠小於末次冰期。
  17. In silking stage, the number of the 3 microorganisms were largest in loam and smallest in clay ; and the 5 enzyme activities were highest in loam and lowest in sandy loam

    吐絲期, 3種質地土玉米根際微生物數量均表現為中最多,重最少; 5種酶活性均表現為中最大,砂壤最小。
  18. 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
  19. The number of 3 rhizosphere microorganisms ( bacteria, fungi, actinomycete ) and 5 enzyme ( catalase, protease, urease, phosphatase, invertase ) activities were studied during the whole life of corn plant in sandy loam, loam and clay soil textures. [ method ] using yedan22, the number of 3 rhizosphere microorganisms and 5 enzyme activities with different textural soils were investigated in a pond

    摘要目的明確不同質地土砂壤、中、重)玉米生育期間根際微生物(細菌、放線菌、真菌)數量與酶(脲酶、蛋白酶、磷酸酶、轉化酶、過氧化氫酶)活性的變化。
  20. [ objective ] the number of 3 rhizosphere microorganisms ( bacteria, fungi, actinomycete ) and 5 enzyme ( catalase, protease, urease, phosphatase, invertase ) activities were studied during the whole life of corn plant in sandy loam, loam and clay soil textures. [ method ] using yedan22, the number of 3 rhizosphere microorganisms and 5 enzyme activities with different textural soils were investigated in a pond

    摘要目的明確不同質地土砂壤、中、重)玉米生育期間根際微生物(細菌、放線菌、真菌)數量與酶(脲酶、蛋白酶、磷酸酶、轉化酶、過氧化氫酶)活性的變化。
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