有機質土 的英文怎麼說

中文拼音 [yǒuzhí]
有機質土 英文
organic soil
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : machineengine
  • : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
  • 有機質 : dirt bed
  • 有機 : organic organic
  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隨海拔高度的上升呈規律的變化:隨海拔高度上升,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;豐富,表層碳含量一般在20g kg以上,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,表明壤淋溶作用較強, 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含量之和約占壤礦部分的92 ,礦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 factors mainly include soil acidifying, higher organic matter content in the soil, lead of precipitum in the air and the processing of the tea leaves in the factory

    這些來源主要包括:茶園壤酸化和較高的含量,大氣沉降物中的鉛和茶葉的加工過程。
  3. After analyzing purple soil sampled from neijiang, leshan ofsichuan provinec and yuanmou of yunnan province, the contrast results of microbe quantity feature between surface and subsurface purple soil were obtained as follows. the content of soil organic matter, total and available nitrogen, phosphorous and potassium of surface was higher than subsurface, not relating to the type of purple soil and soil utilization way. the quantity of microbe _ bacteria, actinomyces and mould in surface purple soil was higher than subsurface, which indicated that the organic matter and airy condition in surface soil was more suitable for microbes growing. there was the same tendency in profile change of microbe quantity in purple soil located in temperate _ humid climate of sichuan basin in contrast with dry _ hot climate of yuanmou, yunnan. the nutrient situation of purple soil in sichuan basin shown that state of surface was better than subsurface, while in yuanmou of yunnan the state was on the contrary due to the degradation of surface soil

    實驗室對四川內江、樂山和雲南元謀不同類型紫色表層和亞表層微生物數量特性的比較分析表明:、氮磷鉀全量及其速效量均表現為表層高於亞表層,與紫色類型和利用方式無關;三大類壤微生物細菌、放線菌和黴菌數量均表現出表層高於亞表層,表明紫色表層的和通氣性優于亞表層,適宜於這三大類微生物生長;溫濕氣候條件下的四川盆地和乾熱氣候條件下的雲南元謀其紫色微生物數量的剖面變化具相同的趨勢,唯壤營養狀況在四川盆地紫色中表現為表層優于亞表層,而在雲南元謀紫色中由於表層壤的退化作用表現為亞表層優于表層的相反情況。
  4. They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem

    本研究以重慶市的南川金佛山(自然保護區) 、黔江武陵山(國家重點退耕還林示範縣,森林覆蓋率50以上)和北碚中梁山(遭人為破壞嚴重)典型巖溶區為對象,選擇了幾種重要的利用方式,包括林地、果園、耕地、棄耕地和灌草坡,採用野外巖溶生態調查和室內試驗測量分析相結合的方法,以不同地利用方式巖溶壤肥力為重點,對不同地利用方式壤肥力特徵進行量化分析,找出巖溶壤肥力差異的主要方面及其根本原因,論文主要從壤剖面物理退化指標(層厚度、層厚度、地、團聚體、水分含量等) ,化學肥力退化指標(、全n 、全p 、全k 、堿解n 、速效p和速效k等) ,樣地壤微生物指標(細菌、真菌、放線菌數量及總量)以及樣地壤種子庫植物群落多樣性等4個方面對重慶典型巖溶區的壤肥力特徵進行了較為詳細的分析研究,為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。
  5. The results showed that the mean proportion of polymorphic loci ( ppb ) of anabasis aphylla, which comprised 3 subpopulations ( 58 individuals sampled ), generated by 16 primers was 94. 56 %, the value of ppb of ceratocarpus arenarius, which had 4 subpopulations ( 80 individuals sampled ), using 16 primers was 98. 00 %. the paper had proved that the higher genetic diversity and the genetic differentiation existed in the populations of boih anabasis aphylla and ceratocarpus arenarius, while the latter had much more genetic diversity than the former. moreover, the study discussed the shannon information index and nei ' s gene diversity index of the two species natural populations, which indicated that there were more genetic variations within the subpopu

    另外,通過rapd資料的聚類分析及相關性分析研究,發現無葉假木賊和角果藜自然種群的遺傳結構與綠洲沙漠過渡帶的微生境生態因子(主要是壤因子)相關,其中無葉假木賊亞種群遺傳多樣性水平不僅與壤含水量( w ) 、鉀鈉離子濃度( k + na )和氯離子濃度( cl )呈顯著的正相關( p 0 . 05 ) ,還與壤中( som ) 、全氮( nt )和全磷( pt )含量呈顯著的負相關;同時,角果藜種群的遺傳多樣性水平與壤中( som )和全氮( nt )含量呈顯著的正相關,而與co _ 3 ~ ( 2 - )濃度呈顯著的負相關;除此之外,其它壤生態因子與兩物種遺傳多樣性水平的相關性均不顯著(卜0 . 05 ) 。
  6. Though the study on the long - term of no - tillage and ridge culture in this dissertation, the research results are as follows : 1 ) nt can change the wee terrain and change the conditions of air and water, which leads to the seasonal fluctuation of the main kinds of microbes such as bacterica, foungi, azotobacter and cellulose decomposing bacteria

    3 ,聚壟作(包括冬水壟作、兔耕壟作、免耕廂作)的平均增幅為156 2 ,和速效氮也同樣的趨勢;全磷和速效磷、全鉀和速效鉀隨作物的種類、生長周期、水分和氣溫的變化而變化。
  7. With the development of human society, because of the lack of sustainable utilization consciousness, and the eager for quick success and instant benefit, the black earth suffered excessive cultivation and management, causing the reduction of its recycled ability, decrease in organic content, porosity ratio, fertility dropped and the properties of water retaining and water retention, which make the black soil harden and degenerate seriously

    但是隨著人類社會的發展,在缺乏保護和可持續利用意識、急功近利思想影響下,黑遭到過度墾殖和掠奪式經營,人類對其活動范圍遠遠超過了其再生能力,導致含量減少,肥力下降,孔隙比減小,保水持水能力降低,壤板結,黑嚴重退化。
  8. Additions of organic matter to soil hasten calcium losses.

    壤增施會促進鈣的損失。
  9. It can germinate at 0 ? and develop at 3 - 5 c even suffer from chilliness of - 21 c. at the fifth or sixth year, it ablooms at july, fruits at august or september. when the seeds are scattered by wind, the plant turn to death

    其自然生長環境的壤偏酸性,含量極低,氣候多變,最高月平均溫度3 5 ,最低月平均溫- 19 - 21 ,年降水量800mm ,無霜期僅50d左右。
  10. The normal analytic technique was adopted to mensurate the basical nutrients such as total n, total p, total k, available n, available p, available k, organic matter, ph and so on. meanwhile, various techniques were employed to mensurate the soil dissoluble carbon, finally the technique of water saturating - h2so4 - agso4 - circumfluence - feso4 titration was used in this experiment

    測定壤的基本養分狀況全氮、全磷、全鉀、速效氮、速效磷、速效鉀、、 ph等採用常規分析法,對壤可溶性碳的測定方法進行了多方面的探索,最後採用水提? h _ 2so _ 4 - ag _ 2so _ 4迴流? feso _ 4滴定這一方法。
  11. As a result it enhanced the water - retaining and fertility - retaining capacity, strengthened the anti - scour and anti - erosion ability. 3. sabaigrass can meliorated the little entironment of purple soil bare slope field the results show that sabaigrass treatment and grass tree solid plating treatment can reduce n ( nitrogen ), p ( phosphorus ) and k ( potassium ) erosion, increase soil nutrition element content, it also increase soil water content and soil pondage, decrease soil water evaporation, strengthen the anti - drought ability

    龍須草能改善紫色荒坡地的小生境龍須草純種植被和林草立體種植植被能不同程度地增加壤的和速效n 、 p 、 k的含量;增加壤含水量和貯水量,減緩和減少壤的水分蒸發,增強壤的抗旱能力;降低壤盛夏的地表最高溫度,減少地表溫度變化幅度。
  12. The content of soil nutrients in 0 - 20cm profile is higher than that of 20 - 60cm profile. in the s. viciifolia plot, there are more organic matter, the whole nitrogen, quik - result nitrogen, quik - result kalium

    狼牙刺各樣地內, o一zocm剖面壤養分高於20一6ocm ,、全氮、堿解氮高於對照撂荒地。
  13. Besides humic acid and kerogen, four soms consist of a special organic fraction black carbon ( bc ), it accounts for the least 18. 36 % of toc in marine sediment. and different fractions of som have different origin

    四種壤和沉積物中除了腐殖酸和乾酪根,都含相當數量的碳黑,最少的海洋沉積物中碳黑含量也達到18 . 36 。
  14. Soil organic matter is the product of microbial decomposition of plant and animal residues.

    是微生物分解植物和動物殘體的產物。
  15. Effects of long - term fertilization on the levels of organic matter and microelement in organo - mineral complex status in soils

    長期定位施肥對復合體中和微量元素含量的影響
  16. Topdressing fertilizers for swelling of kernels are manufactured at ambient temperature from organo - mineral fertilizers in the double - roll granulator without any drying, thereby giving full play to the characteristics of high nutrient content and quick fertilizer effect of mineral fertilizers as well as exploiting the advantages of soil amelioration and lasting fertilizer effect of the organic matter

    以無肥料為原料,採用對輥式造粒無乾燥工藝于常溫下生產花生膨果追施肥,既可充分發揮無肥養分含量高、肥效快的特點,又可發揮改善壤性能、肥效長的優點。
  17. The no - tillage and culture focus more on creating better conditions for microbe decomposing the crop residue compared with no - tillage. there are four principle in it : 1 ) successive capillary water circulation ; 2 ) successive no - tillage ; 3 ) successive multiple crop rotation ; and 4 ) successive " ridge and furrow culture ". by these devices taken, the soil accumulate more organic matter in shorter period compared with general no - tillage

    將秸稈混入壤中分解,壟、溝搭配,保持壤的浸潤狀態和連續植被,不僅解決了覆蓋免耕制中分解、轉化慢的問題,而且使輸入壤的分解、轉化更加迅速,所以在促進循環方面自然免耕製表現出明顯的優越性,遂表現為快速的增長。
  18. Conservation agriculture helps to retain crop residue on the soil surface to minimize water and wind induced soil erosions. consequently, sand storms are reduced. it also leads to increases in soil organic matter by sequestrating atmospheric co2 to reduce greenhouse gas effects

    20世紀80年代,我國科技人員開始對保護性耕作技術進行試驗研究,通過研究表明,在中國實施保護性耕作可以起到蓄水保墑節本增效抑制農田揚塵增加的作用,具明顯的經濟生態效益。
  19. Among the technologies recommended for these soils are : lime associated with gypsum for a deeper root system, p - fertilization with thermophosphate and the use of sugar mill by - products like vinasse, filter cake and bagasse, as source of organic matter and some essential plant nutrients

    這些壤上推薦使用的技術措施:石灰與石膏同時施用以加深根系,熱法磷酸鹽作磷肥,並使用酒糟、濾餅和蔗渣等糖廠副產品作為和必需養分來源。
  20. The soil total capacity of phosphorus total capacity of calcium & magnesium and organic matter about plots in jinfo mt. were higher than in guilin

    金佛山樣地壤全磷及壤鈣鎂含量均比桂林樣地高。
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