soil balance 中文意思是什麼

soil balance 解釋
土壤平衡
  • soil : n 1 泥土,土壤;土質。2 土地,國土。3 滋生地,溫床。4 農業生活,務農。n 1 臟東西,污物,污穢,污...
  • balance : n 1 〈常作 a pair of balances〉 天平,秤。2 平衡,均衡,對稱;抵消;比較,對照,對比。3 (鐘表的...
  1. The application of measuring soil to balance fertilizer method in alar area

    測土配方平衡施肥技術在阿拉爾墾區的應用
  2. The dissertion, after introducing physical geography situation and societal economic sitiuation of chongqing, has also analysed the basic feature of water resources in chongqing, at present the water resources utilization in chongqing is still in traditional phase. there are so many faults and shortcomings in water resources management system. the construction of water resources institutions and regulations is fallen behind. the supply of water resoures has not sufficiently satisfied the demand to water resources. the condition of water quality has not radically improved. soil losses is still serious. the incidence of flood and drought is very high. in accordance with present condition of water resources utilization in chongqing, the dissertion argues that it should strengthen people ' s understanding to water resources sustainable utilization for chongqing ; reform the present water rexources management system and have a try on water affairs management system in chongqing ; make effort to construction of water resources " institutions and regulations ; realize demand management, constuct save - water model society ; according to actual condition, strength water utilization constrution, then realize the balance between water resources supply and demand ; according to the idea of " control resources, conduct flow ", control water pollution, realize sanitary generation ; control soil losses and protect water enviroment ; construc t the system of flood control and diaster prevent

    在對重慶市的自然地理情況和社會經濟情況作了介紹之後,還分析了重慶市水資源的基本特徵,目前重慶市的水資源利用還處在傳統的開發利用階段,水資源管理體制還存在許多弊端,水的法規制度建設也相對落後,水的供給還不能完全滿足需求,水質狀況沒有得到根本性的改善,水土流失還很嚴重,水旱災害發生的頻率比較高。針對重慶市水資源利用的現狀,本文提出:應加強對水資源持續利用的認識;改革目前重慶市的水管理體制,嘗試水務局管理體制,相應加強水的法規和制度建設,實現需水管理,建立節水型社會;根據實際情況,加強水利建設,實現水的供需平衡;依據「控源導流」的思想控制水污染,實現清潔生產;治理水土流失,保護水環境;建設防洪減災體系。
  3. For the soil infiltration, generally, the order of the original and stable infiltration speed from big to small is the inner, the outer space and the paludal trace, as well as layer a b. in the view of the rainfall balance of the wildwood, the canopy interception is averagely 61. 10 % of the rainfall, the trunk runoff 0. 80 %, the inner 38. 10 %, the surface and the litter evapotranspiration 18. 00 %, the surface runoff does n ' t appear in the forest, and the interflow is also very small, which is 0. 30 % of the total rainfall ; the conflux is 21. 10 %

    原始森林的水量平衡中,林冠截留量平均占降雨的58 . 27 ,樹干徑流量占降雨的0 . 80 ,林內降雨占降雨的40 . 93 ,地表蒸發及地被物蒸散量占總降雨的20 . 13 ,林內很少發生地表徑流,壤中流量也極少,只佔總降雨的0 . 07 ;匯流量占總降雨的21 . 43 。
  4. But as the tundra becomes shrubbier and as the soil becomes drier in the summer as a result of higher temperatures, the balance could swing back the other way, because plants, particularly woody ones, will fix more carbon and lock it back into the arctic ecosystem

    但當苔原長了小樹,土壤也因為夏季較高的溫度而變得乾燥時,平衡可能蕩向另一個方向,因為植物(尤其是木本植物)會固定更多的碳,將其鎖回北極生態系裡。
  5. Based on the experimental results, several measures including the selection of high - yielding, high nutrient - efficiency variety, correct crop management practices to increase harvest index and returning rice straw to soil were suggested to keep nutrient ( particularly k ) balance in soil - crop system with high - yielding rice production

    根據試驗結果推薦了幾項高產措施,包括選用高產、高養分利用率品種、改進作物管理措施以提高收獲指數和稻草還田,在水稻高產生產土壤作物系統中保持養分(尤其是鉀)平衡。
  6. Forests as an adjuster for ecological balance in mountain areas play important roles in soil and water conservation, runoff and silt retardance etc. especially, forests are regarded as " forest reservoir " due to their great hydrological regulation functions through canopy, undergrowth, litterfall and soil layers

    森林是山地生態平衡的重要調節器,特別是其水源涵養、理水保土、緩洪滯淤的功能對于山地面積大的福建省顯得極為重要。森林通過林冠層、林下植被層、枯枝落葉層以及土壤層發揮良好的涵養水源、保持水土、削峰滯洪等「森林水庫」的功能。
  7. In spac, it is the plant that should be optimum indicator for irrigation control, because the soil factor and air factor, which control the balance of water in crops, can but be integrated by plant

    而在土壤?植物?大氣連續體(簡稱spac )中,植物才應該是是否需要灌溉的最優指示物,因為只有它們才能把控制植物水分平衡的土壤因子和大氣因子綜合起來。
  8. It suggests that there exits a close relationship between microorganism resources and the sustainable development of agriculture ; microorganisms play important roles on the improvement and sustainability of soil fertility, the transformation of nutrient elements, the conservation of environment and ecosystem balance

    認為微生物作為一種寶貴的資源,它與農業可持續發展的關系十分密切,它在土壤肥力的提高與保持、營養元素的轉化、環境凈化與生態系統的平衡等方面起著極其重要的作用。
  9. On the basis of analyzing infiltration process to different soil and water conservation tillage measures type, a increasing infiltration r ates model for different soil and water conservation tillage measures type by using water balance equation is woke out. 4. accumulation depth and soil crust have a better affect to soil initial stage infiltration rates and a little affect to soil stable infiltration rates

    ( 4 )積水深度和土壤結皮對初始入滲速率影響較大,對穩定入滲速率影響不大,隨著積水深度和結皮厚度的增大,這種情況尤為顯著,如在積水深度為5cm和3cm情況下,穩定入滲速率在黃土高原溝壑區分別為0 . 57mm min和0 . 56mm min ,在黃土丘陵溝壑區分別為0 . 94mm min和0 . 93mm min ,兩者相差甚微。
  10. According to the principle of nutrient balance and water requirement in cotton, the sub - model for fertilization and water management was developed by integrating the effects of soil characters, variety traits and yield target. the submodel can make decisions on the suitable total nutrient and water rates and distributions among main growth stages, ratio of organic to inorganic nitrogen, and the ratio of base to topdressing fertilizer

    根據平衡施肥原理和棉花水分需求規律,在綜合考慮土壤理化特性、品種遺傳特徵、產量水平等因子影響的基礎上,建立了具有系統性和普適性的棉花肥料及水分運籌動態知識模型,模型可以完成肥料總量需求,有機肥與無機肥的比例、基肥與追肥的比例、追肥施用時間、水分需求總量及其在各個生育時期的分配等。
  11. According to the character that the soil can endure the press than the tensile strength, the arching shape of the soil arch between piles has been regarded as the reasonable arch axes. by analyzing the mechanical balance condition of the arch, the transfer mechanism of the thrust has been gained. at the same time, the formula for computing the thrust acting on the pile has been gotten, and the present computing formula is just the special example of it

    根據巖土體抗壓性好、抗拉性差的特點,將樁間土拱的拱形視為合理拱軸線方程,通過分析土拱的力學平衡條件,得出樁間滑坡推力的傳遞模型,並由此得到抗滑樁上的滑坡推力計算公式,現有抗滑樁上滑坡推力的計算公式只是本文公式的特例。
  12. The study also discovered that both the present fertilization system based on inorganic n and inorganic p and the present system of continuous cropping of corn had greats effect on balance of soil nutrients

    研究還發現,現行的以無機氮磷肥為主的施肥制度和玉米連作種植制度對土壤養分平衡有很大影響。
  13. So how to transfer scientifically self - balanced test data into top load curve according to its actual working behavior, become the obstacle of its practical application. in accordance with actual forcing behavior and reaction mechanism between pile and soil, the article analyzes the relation between top part and bottom part, load transferring mechanism and difference with other loading way by ansys program. so the reliability of determine bearing capacity by self - balance method has been proved

    本文根據自平衡加載方式下樁身的實際受力狀況、樁土間的相互作用機理以及單樁破壞機理,建立了單樁的離散元模型,採用ansys通用分析軟體,選取合理的單元類型、材料特性等,數值分析了基樁在自平衡加載方式下上下樁段的相互關聯、荷載傳遞機理以及與其它加載方式的區別,論證了採用自平衡試樁法測定單樁極限承載力的可行性。
  14. The study, based on the system of dynamics theory and sd model, simulated the balance between the water and soil of ejina oasis

    本文以系統動力學理論為基礎,採用sd系統動力學模型,對額濟納綠洲水土資源平衡進行模擬研究。
  15. Through the analyse of the system structure of the water and soil of ejina oasis, the information of the relation of the supplying and demanding water, the sd model of the balance between the water and soil of ejina oasis has been build

    通過對綠洲水土資源系統結構解析,對各供需要素的相互關系及所隱含的反饋信息的分析,建立起額濟納綠洲水土資源平衡的sd模型。
  16. For this reason, our objective is the research of the mechanism of runoff generation and characteristics of moisture changing process of slope farming purple soil, accordding to the theory of hydrology and the intergrated - means of compined the hydrology with the peodology, because it is the basis of the studies : soil erosion and protection, farming - land water balance, non - point pollute, etc., and the direction gist of runoff arrange implement, solving water hazard and management of irrigation and fertilizer

    綜觀國內外有關研究,我們認識到對紫色土土壤產流和水分變化特徵的認識,是認識該區土壤侵蝕與保護、農田水量平衡、非點源污染等的機理和規律的基礎,也是解決該區水患問題、實施徑流調節而提高旱地的雨水利用程度,以及水肥管理等的基本科學依據。因此,以水文學原理為基礎,採取水文學與土壤學、地理學、水土保持學等相結合的途徑,研究紫色土坡耕地的降雨產流機制與產流後土壤水分的變化特徵,是具有新的科學價值和現實意義的。
  17. All of theses database was integrated into a land information system, which can be used to land evaluation and land use analysis. the second part is the application of soter land information system in land evaluation, based on water balance model watsat, crop simulation model ps 123 and ales ( automated land evaluation system ). the handan land evaluation model was built in ales based on expert knowledge and farmer s " experiences, it includs three decision trees, namely soil erosion risk, soil water condition and soil fertility

    以邯鄲地區1 25萬soter土壤土地數據庫為基礎,探討了土壤參數區域化問題,並利用watsat區域水分平衡模型,研究了邯鄲地區區域水分平衡:大部分地區土壤水分滿足夏玉米生長需求, ( suff )值為0 . 8 - 1 . 0 ,非常適宜;部分地區如大名地區、邯鄲和永年部分地區、涉縣溝谷坡梁地區土壤水分適宜夏玉米生長, suff值0 . 4 ? 0 . 8 ;不適宜地區, suff值0 . 2 ? 0 . 4 ,主要集中於丘陵山區以及平原古河谷地礫石和粗砂分佈區。
  18. In short, through retrieving the parameter such as surface albedo, surface temperature and surface emissivity, all the energy flux such as net radiance flux, soil heat flux and latent heat flux can be computed in sequence further, then latent heat flux which provide energy for et can be computed based on energy balance equation, finally instantaneous et and daily et can be obtained

    總之,根據地表能量平衡方程,通過計算對地表反照率、地表溫度、地表比輻射系數、歸一化植被指數等參數進行反演,進一步計算出了地表凈輻射通量,土壤熱通量和潛熱通量,最後獲得了遙感影像成像時的瞬時蒸散及當天的總蒸散量。
  19. Arbuscular mycorrhiza can improve the ability of resisting drought from several aspects : hyphal enhances plants ' chances of absorbing water from soil ; it can improve plants ' phosphorus and another minerals ' nutrition, increase the content of chlorophyll ; observably enhance transpiration and stoma conduction ; reduce the flow of water, permanent languish point, stoma resistance ; change the balance of hormone, promote accumulation plant proline and capability of nitric reductive enzyme

    叢枝菌根真菌可以通過以下幾個方面增強植物抗旱性:通過菌絲增加植物對土壤水分的吸收;改善植物的磷營養及其他礦質元素營養;能顯著提高蒸騰速率和氣孔導度;乾旱條件下降低植株葉片水勢、永久凋萎點、葉片飽和虧、氣孔阻力和恢復時間;改變激素平衡。
  20. Abstract : through assessment and analysis on water and soil resources in middle and south water diversion district proved the feasibility of agriculture comprehensive development in the district from the aspect of water and soil balance

    文摘:通過對中南引地區水資源和土地資源的評價分析,從水土平衡角度證明進行中南引地區農業綜合開發可行。
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