黃土壤 的英文怎麼說
中文拼音 [huángtǔrǎng]
黃土壤
英文
yellow soil-
Younger leaves faded green and lusterless ; older leaves marginal scorch, interveinal blotchy chlorosis, necrotic patches bleaching and withering ; characteristic of some soil acidity conditions
甜菜錳和鋁合併中毒：幼葉褪綠失去光澤，老葉邊緣枯黃，脈間有壞死褐色斑點，接著白化，枯萎。這是酸性土壤特有的。At first, this research summarizes and analyzes the natural zoology conditions, such as district ’ s boundary, geography position, climate characteristics, geologic and appearance, soil, vegetation and so on, social economy, the whole developing situation of the stockbreeding in the yellow river delta area. the result is : the yellow river delta is the area with a specific zoology system and rich natural resource. the proper geological environment, favorable climate conditions offer the advantaged conditions for the growing of pasture and feedstuff, the big superficial natural and artificial grass land and a large number of cropper straws establish a good material base for the vegetarian especially for sheep
1 、通過對黃河三角洲地區的區域界定、地理位置、氣候特徵、地質地貌、土壤植被等自然生態條件，以及社會經濟狀況、畜牧業整體發展情況進行分析，結果表明:黃河三角洲是一個具有獨特生態系統和豐富自然資源的地區，該區特有的地質環境、良好的氣候條件為牧草及飼料作物的生長提供了有利條件，大面積的天然草場和人工草場以及大量的農作物秸稈為食草家畜，特別是羊的大發展奠定了良好的物質基礎。Early diagenesis in surface soil of yellow river delta
黃河三角洲表層土壤早期成巖作用初探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，主要土壤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砂姜黑土；等耕地中，有61 . 4分佈在壟崗區，主要土壤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，主要土壤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、土壤條件下耕地質量的差異。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
土壤碳酸鈣（ caco _ 3 ）的淋溶淀積過程是黃土高原以及乾旱和半乾旱地區土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。Water transmitting rate of unsaturated soil also increased with the increasing of relative partial molal free energy variation, and relative partial molal enthalpy variation, in case that soil water content was constant
結果表明，在同一溫度條件下，提高土壤水勢可增加土壤非飽和導水率，呈現黃綿土> ，土。It is analyzed that the impacts of vegetation type on shear strength of unsaturated soil through direct shearing tests for unsaturated soil of different depth and various vegetation types which consist of hare soil, tanglehead grassplot, switch sorrel shrubbery and eucalyptus holt under natural moisture contents
摘要通過對裸地、扭黃茅草地、車桑子灌木林地和按樹林地四種不同植被類型、不同深度土壤在天然含水量情況下的直剪試驗，研究了植被類型對非飽和土抗剪強度的影響。The dissertation reviews the agriculture production history, analyzes the status quo, the change of river system, soil evolvement and the forming course of economic position, and discusses the precondition of the agricultural development of the hhh plain. the agricultural system database of the hhh plain is set up by using mapgis software
總體上考察了黃淮海平原農業生產歷史、現狀形勢；淺析了黃淮海平原的水系變遷，土壤演變過程及其經濟區位條件的形成，初步探討了該平原農業發展的先決條件。Caco3 not only affects soil physical and chemical characteristics but also causes co2 change in the air, because caco3 is main components among the total pool of inorganic carbon of soil. this paper systematically summarized and analyzed general development characteristics of soil profile caco3 in loess hill gully area including source, content, forming - condition, distribution and illuviation - depth of caco3, which will have the most important significance for the further studies on global soil and climate change
碳酸鈣在土壤剖面中淀積的深度和類型是黃土高原土壤發育的重要標志，鈣積層是黃土高原土壤發育環境的歷史信息庫，同時土壤碳酸鈣作為土壤無機碳庫重要組成，它通過溶蝕后再結晶與大氣co _ 2之間進行物質交流來影響全球氣候變化。To lily flower of high quality characteristic production in qingyang carry through plastic pellicle mantle and maize straw pole mantle in live through the winter, analysis soil water resume, ground temperature change character and different mantle material water, heat resource to the effect of upgrowth period, growth measure and output inscape of lily flower
摘要通過對慶陽優質特色產品黃花菜越冬期進行地膜覆蓋和玉米秸稈覆蓋，分析越冬期土壤水分損耗、早春地溫變化特徵，以及不同覆蓋材料水、熱資源對黃花菜發育期、生長量、產量構成要素的影響。Soil structure is brown loam over red / yellow clay with underlying shale
土壤結構為咖啡色壤土覆蓋紅/黃黏土，基底為頁巖。There the soil is from weathered limestone soil or loess.
那裡的土壤是經過風化作用的石灰石土壤或黃土。Soil erosion process research of the loess bare slope
黃土裸坡土壤侵蝕過程研究Landscape pattern analysis for loess plateau
黃土高原土壤中微量元素的中子活化分析The flooding of yellow river led to the change of soil microelement, which in turn played an invisible role in the disintegration of the civilization of huanghuaihai plain
摘要由於黃河泛濫造成的土壤的微量元素的變化是黃淮海平原文明衰變過程中一隻看不見的手。With soybean and corn, fungi can grow with plant root into mycorrhiza as a bioremediation method which is effective and economical on treating soils contaminated by petroleum hydrocarbons
在污染土壤中種植玉米和黃豆，通過施加不同的菌劑，採取菌劑和菌根強化修復措施，在一個生長季節后，土壤中石油類污染物降解率可達53 % ~ 78 % 。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。Rhizosphere soil nutrient and enzyme activity in mixed forest of casurina equisetifolia and pinus elliotti
木麻黃濕地松混交林的根際土壤養分和酶活性研究The soil salification is a serious problem for agriculture and environment. especially now with the development of industry, the situation of soil salification becomes more and more serious, and the quality of water is continuous worsened. research on the mechanism of salt tolerance especially in the important crops, such as wheat, is becoming more urgent than ever before
土壤鹽漬化是影響農業生產和生態環境的嚴重問題，隨著工業污染加劇，灌溉用水的質量不斷下降和化肥使用不當等原因，次生鹽堿化土壤面積有不斷加劇的趨勢，給農業生產造成重大損失；黃矮病毒病是小麥等禾本科植物的重要病害之一，其傳毒介體蚜蟲更使植物產量損失巨大。Variation and effective utilization of soil water in longxi loessial tableland gansu province
甘肅隴西黃土高原旱作區土壤水分變化規律及有效利用程度研究分享友人