wind soil erosion 中文意思是什麼

wind soil erosion 解釋
土壤吹失
  • wind : n 1 風；大風，暴風；氣流；【機械工程】壓縮空氣。2 【航海】上風；風向；〈古語〉〈pl 〉方向。3 氣息...
  • 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...
  • erosion : n. 1. 腐蝕，侵蝕（作用）。2. 【醫學】糜爛，齒質腐損。
  1. Effects of inoculated rhizobia and humic - acid fertilizer in soil on wind erosion

    接種根瘤菌和腐殖酸肥處理下的土壤風蝕效應分析
  2. 3 analyzing particle size of the wind - blown sediment and surface soil indicate that the former in 0. 02mm - 0. 2mm occupy about 40 % and 55 % of sloping field and shoaly land of bashang, which shows that bashang is the erosion and desertification region or the latency. 4 the search of decreasing effect of wood strap indicates that in lower wind speed the effect is distinct

    3風蝕物及表層土壤顆粒粒徑分析表明，地表200cm高度內風蝕物粒徑在0 . 02mm 0 . 2mm之間；壩上地區坡梁地與灘地該粒徑范圍顆粒分別佔40和55左右，說明壩上地區是風蝕沙化或潛在風蝕沙化地區。
  3. A stochastic model for processes of soil wind erosion

    土壤風蝕過程的一類隨機模型
  4. Analyzing the sandstorm, the experts and scholars in our country have recognized that, the main reason of sandstorm happens is the increasing expansion of desertification land and the primary sector forming desertification of land is the soil wind erosion

    專家學者研究沙塵暴發生的原因認為，我國沙漠化土地面積日益擴大是沙塵暴發生的重要因素，而土地沙漠化的首要環節是土壤風蝕。
  5. The forest cover will rise from 10. l percent to 27 percent in 30 years in the other three major control regions, namely soil erosion areas in the middle reaches of the yellow river, wind eroded areas on the loess plateau and areas along river sources in qinghai province

    用30年左右的時間，使黃河中游水土流失區、黃土高原風沙區、青海江河源頭三個重點治理區森林覆蓋率由目前的10 1提高到27以上。
  6. According to the idiographic complexion of our country, the article elucidated the connotation of conservation tillage : it ' s a technology of tillage with minimum tillage or no - tillage so as to reduce the soil ' s disturbing, using stalk cover the field so as to decrease laboring and tillage ' s cost, preventing wind & water erosion, and improving the fertility of soil and the ability of fight a drought

    摘要根據保護性耕作在我國的實施情況並結合國外已有研究結果，我們認為保護性耕作的內涵為：保護性耕作措施就是對農田實行少耕或免耕，盡可能減少對土壤的擾動，並以秸稈覆蓋地表，達到減少勞動強度和生產投入，防止農田風蝕和水蝕並提高土壤肥力和抗旱能力的一種農田耕作技術。
  7. Characteristics of different aspect of soil erosion in wind - water erosion crisscross region on loess plateau

    黃土高原水蝕風蝕交錯帶土壤侵蝕坡向分異特徵
  8. In order to control wind erosion, 5 measures are brought out that to increase artificial rainfall, to develop irrigated farming and to rise using rate of water resource, to control soil erosion, to optimize the frame of crops and solid expoiting, and to establish control and forecast system

    提出了防治沙化的5大措施，即增加人工降雨改造利用沙地、發展灌溉農業提高水資源利用率、治理水土流失、優化種植結構、立體開發、建立健全監測預報系統。
  9. Influence of wind - sand flow on soil erosion

    結皮土壤的抗風蝕性分析
  10. Aerodynamic roughness of cultivated soil and its influence on soil erosion by wind in a wind tunnel

    耕作土壤表面的空氣動力學粗糙度及其對土壤風蝕的影響
  11. Conservation tillage is an effective method to prevent soil from wind and water erosion in northern arid regions of china

    該地區採用保護性耕作技術，可以有效地抵禦春旱、控制風蝕、防治沙塵暴、提高產量和培肥地力。
  12. Recent no - tillage and ridge culture commenced in the united states in the 1930s. it was developed to prevent the erosion of water and soil and to avoid the wind and water erosion. not until the atrazine herbicide was invented and successfully used in the 1960s was the nt technique succeeded and spread

    近代的免耕始於20世紀30年代的美國，為了防治水土流失，防止風蝕和水蝕而發展起來的，到60年代，阿特拉津除草劑的發明利用，才使免（少）耕法得以成功應用和推廣。
  13. A review of the research on soil wind erosion and vegetation prevention

    挾沙風對土壤風蝕的影響研究
  14. The analysis on the mechanism of anti - wind erosion of soil crust

    土壤風蝕與植被防護研究
  15. Influence of soil humidity and vegetation coverage on wind erosion

    土壤濕度和植被蓋度對土壤風蝕的影響
  16. Influence of pam to capability of anti - wind erosion of soil

    對土壤抗風蝕能力的影響
  17. However, in observing natural wind erosion, because of the limitation of several factors, such as time, wind power, and the surface of land, it is difficult to take systematic and deeper research, es pecially to complete the research on the regularity of soil wind erosion in a short period

    但是，自然風蝕的觀測受到時間、風力、地表等多種因素局限，難以進行系統的、深入的研究，特別是在短時期內完成土壤風蝕規律性的研究。
  18. Beginning with the problem of interlaced region between farming and herding, the boundary line of the interlaced region is calculated based on grid with 10km grid ; then the relation among land use of the region, soil erosion and erosion region is analyzed ; based on factor classification, no useful factors were neglected and stepwise regression method was used to analysis the drive of land use change ; fractal method was applied to analysis the degradation of land - use and relation among land use, soil erosion and wind - water erosion zone ; environmental variances are introduced to establish characteristic index of land use change and analysis the effect of land use change on soil erosion

    從農牧交錯帶的實質問題入手，基於10公里網格，計算農牧交錯帶的界限；在此基礎上分析農牧交錯帶的土地利用、土壤侵蝕及與風水侵蝕帶的關系；在因子分層的基礎上，剔除不需要因素，採用逐步回歸的方法，進行土地利用變化驅動力分析；運用分形方法分析土地利用的退化，並分析土地利用與土壤侵蝕的關系，引入環境變量，建立土地利用變化特徵指數，分析土地利用變化對土壤侵蝕的影響。
  19. Wind tunnel experiment on the impacts of polyacrylamide on wind erosion of loosen soil materials

    防治鬆散擾動沙土風蝕效果的風洞試驗研究
  20. Soil erosion by rain and wind is a serious problem here

    雨和風對土壤的侵蝕在這兒是個嚴重問題。
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