郁閉 的英文怎麼說

中文拼音 []
郁閉 英文
[林學] closing
  • : Ⅰ形容詞1 (香氣濃厚) strongly fragrant 2 (茂盛) luxuriant; lush 3 (憂愁等在心裏積聚不得發泄)...
  • : Ⅰ動詞1. (關; 合) close; shut 2. (堵塞不通) block up; obstruct; stop up Ⅱ名詞(姓氏) a surname
  1. Quickly accurate determination method of forest land crown density based on arcview gis

    支持下的林地郁閉度的快速精確測定方法
  2. The results showed that plant height, crown breadth, leaf number, leaf breadth and sporophyll number of dryopteris crassirhizoma populations were influenced by forest crown density and light condition

    結果表明:林分郁閉度和光照條件顯著影響粗莖鱗毛蕨種群的株高、冠幅、葉片數量、葉片寬度、孢子葉數等形態指標。
  3. Russula subnigricans hongo grows fast after shower in the later summer and early autumn when it was hot. they emerged in the forest stand in which crown density was 0. 9 or so. soil ph was 5. 75, and fagaceae species dominated

    每年在夏末秋初高溫陣雨之後為發生盛期。發生地林間郁閉度0 . 9左右,土壤ph值5 . 75 ,其共生樹種以殼斗科為主。
  4. According to the law of different forest stand can arise different forest fire, based on the existing forest distribution at the badaling forestry center, the area percentage of different forest types, forest age, crown density and slope for each sub - compartment were analyzed, and based on the different characteristics of each sub - compartment, some rational methods of fire prevention were put forward

    摘要本論文基於不同的林分能引起不同的林火特性規律,針對北京八達嶺林場林分狀況,統計分析了各林班不同林分類型、林齡、郁閉度、坡度的面積分佈百分比,根據不同林班林分特點,提出了合理的營林防火措施。
  5. The close canopy of fragmental evergreen broadleaved forest community is less than the one of continuous evergreen broadleaved forest, and the plant species of fragmental evergreen broadleaved forest community are also less than those of continuous evergreen broadleaved forest, and there are some conifers in the fragmental evergreen broadleaved forests

    群落郁閉度不如連續森林大,植物種類也不如連續森林豐富,而且其中夾雜著一些針葉樹。常綠成分種類組成不如連續森林豐富,針葉成分數量上較連續森林的多。
  6. Mongolica young stand, secondary natural forest, and the mixed forest of larix olgensis and fraxinus mandshurica rupr. countermeasures for controlling soil degradation were also recommended. the study got following results : ( 1 ) from young stand to mid - age of larix olgensis, with the closure of canopy and the decrease of undergrowth vegetation cover, soil acidity, enzyme activity, total inorganic phosphorus, available k, soil moisture and total porosity decreased significantly ; while soil organic matter content, humus component content, the amount of three main types of microbes, acid phosphatase activity, and bulk density in rhizosphere soil and non - rhizosphere soil increased with the increase of the amount of forest floor litter ; from mid - age stand to near mature stand, with the decrease of stand density and crown cover as well as the restoration of undergrowth vegetation after preliminary thinning, soil organic matter content, fulvic acid, exchangeable acidity, exchangeable aluminium, neutral phosphatase activity, total amount of inorganic phosphorus, the amount of actinomycetes, soil moisture, and total porosity in rhizosphere soil and non - rhizosphere soil apparently increased ; from near matu re stand to mature stand, soil activity acidity, organic matter content, humus component content, available phosphorus, total amount of amino acid, available k, soil enzyme activity, soil moisture, and total porosity in rhizosphere soil and non - rhizosphere soil decreased, but total phosphorus, soil acidity ( in particular, exchangeable aluminium ), and bulk density increased

    結果表明: ( 1 )從落葉松幼齡林到中齡林,隨著林冠的郁閉和林下植被蓋度的急劇下降,林地土壤酸度、土壤酶活性、無機磷總量、速效鉀、土壤水分含量、總孔隙度呈明顯下降趨勢,而根際和非根際土壤有機質含量、腐殖質各組分含量、三大類微生物數量、酸性磷酸酶活性和土壤容重隨著凋落物的增加呈明顯上升趨勢;從中齡林到近熟林,由於撫育間伐,林分密度及郁閉度下降,林下植被蓋度逐步得到恢復,根際與非根際土壤有機質含量、富里酸、交換性酸、交換性鋁、中性磷酸酶、無機磷總量、放線菌數量、土壤水分含量、總孔隙度呈明顯的上升趨勢;從近熟林到成熟林,隨著林齡的增大,根際與非根際土壤活性酸、有機質含量、腐殖質各組分含量、有效磷含量、氨基酸總量、速效鉀、土壤酶的活性、土壤水分含量和總孔隙度呈下降趨勢,而根際與非根際土壤全磷含量、土壤酸度(特別是交換性鋁)和容重呈增加趨勢。
  7. In the majority of cases their objective is a closed stand with improved yield.

    在大多數情況下,他們的目標是使林木郁閉,以提高產量。
  8. In cradle while cut down divides low - grade forest, notice to do authority of nice area branch and low layer vegetation clear the job, can reduce rat already kind concealment place, destroy mouse kind live condition, reduce rat kind density, can reduce miscellaneous bush to wait again at the same time right young forest competition, those who be helpful for forest is hale grow and shift to an earlier date closing cheng lin, the forest land after yu ren is shut goes against rat kind habitat, can rise to control rat to feel the effect that produces greatly

    在撫育伐除劣等林木的同時,注重做好地面枝權及低層植被的清理工作,既可減少鼠類的隱蔽場所,破壞鼠類生存條件、降低鼠類密度,同時又能減少雜灌木等對幼林的競爭,有利於林木的健壯生長和提前郁閉成林,后的林地不利於鼠類棲息,可以起到控制鼠害大發生的作用。
  9. To certain monitoring area and the remote sensing ratio wave bands defined, by means of the criterion of mean residual sum of squares to carry on filtering of remote sensing factors, finally the important remote sensing wave bands influencing canopy density estimation are confirmed, meanwhile the operable software system is programmed

    針對特定監測區域,對設置的遙感比值波段,採用平均殘差平方和準則進行篩選,最終確定對郁閉度估測有一定影響的遙感波段,並形成可操作的軟體系統。
  10. At first, the relations between vegetation structures and their controlling soil erosion are discussed. the results show that magnitude of plant community coverage or canopy closure is n ' t certainly the adequate condition of an anti - erosive effective community because the community function of soil and water conservation is related to height of coverage layer as well as community coverage or canopy closure

    首先,討論了植被結構與其防止土壤侵蝕作用的關系,結果表明,植被蓋度或郁閉度的大小並不一定就是防蝕有效植被的充分條件,植被保持水土功能還與覆蓋層的高度密切相關,覆蓋層高度大並不有利於植被保持水土。
  11. I promised to comply, as soon as i could get away; and after the curtain fell, sallied forth on my melancholy.

    我答應一脫得開身立刻就去,所以在幕之後我就出發履行我的憂的任務去了。
  12. He was a person of very striking aspect, with a white, lofty, and impending brow, large, brown, melancholy eyes, and a mouth which, unless when he forcibly compressed it, was apt to be tremulous, expressing both nervous sensibility and a vast power of self - restraint

    他的外貌頗員艙力,有著高箕白哲的額頭和一雙憂的褐色大眼,至於他的嘴唇,如果不是緊緊著,就會易於顫抖,表明了他既有神經質的敏感又有極大的自制力。
  13. 1. based on the data of analysis, using theories and methods of mathematical statistics, two of interception models by canopy of picea crassifolia are established as follows : the regression model on the relationship between penetration rainfall ( p, ) inside forest and total rainfall ( p ) outside of forest : pj = 0. 8245p - 1. 372 ( r = 0. 99 ) ; the model on the relationship between interception rate ( ir ) and rainfall : ir = - 10. 7111n ( p ). ( r = 0. 7524 ) the results show that penetration rainfall inside forest increases with total rainfall outside of forest in linearity, and to certain extent, penetration rainfall inside by canopy also increases with total rainfall outside ; the correlations of the interception rate to rainfall and intensity of rainfall are significant and the intercepted rate by canopy of picea crassifrlia is diminished with the increase of rainfall and rainfall intensity, and increase with the increase of canopy density

    1在利用數理統計原理和方法對實測資料進行綜合分析的基礎上,建立了青海雲杉林林冠截留降水模型:林內透過雨量與降雨量回歸模型: p _ i = 0 . 8245p - 1 . 372 ( r = 0 . 99 ) ;林冠的截留率與降雨量的模型: i _ r = - 10 . 711ln ( p ) ( r = 0 . 7524 ) ;分析模型表明:林內透過雨量與降雨量呈良好的線性關系,在一定的降雨量范圍內,林內透過雨量隨降雨量的增加而增加;林冠截留率與降雨量、降雨強度之間也呈良好的關系,林冠截留率隨降雨量和降雨強度的增大而減小,隨郁閉度的增加而增大。
  14. His face was frowning, and his lips set

    他的面孔陰緊嘴唇。
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