picea 中文意思是什麼

picea 解釋
雲杉屬
  1. Microarray analysis and plantlets regeneration of the transgenic norway spruce ( picea abies ) for low - content lignin norway spruce is one of the two most important forest tree species in europe and the preferred species for pulp manufacture

    挪威雲杉（ piceaabies ）是歐洲的主要用材樹種，也是重要的造紙原料樹種。其木材的主要成分除纖維素外，還有15 - 36的木質素。
  2. Now the standardized yi writing is used. the yis are mainly engaged in agriculture with the cultivation of other crops such as barley, potato, beans, paddy rice and also in growing masson pine, dragon spruce picea asperata, camphor tree laquer, kapok and other timber. yi nationality appears on the following banknote

    彝族人有許多自稱，因地而異，如「諾蘇」 「納蘇」 「羅武」 「羅羅」 「米撒潑」 「撒尼」 「阿細」 「阿西」等，按廣大彝族人民的共同意願，以「彝」作為統一的民族名稱。
  3. Demography and survival analysis of picea schrenkiana

    天山雲杉種群統計與生存分析
  4. Karyotype analysis of four species in picea pinaceae

    四種雲杉的核型分析
  5. Liihe palynological data indicate a vertical paleovegetational landscape : evergreen broad - leaved forest dominated by castanopsis, lithocarpus, cycobalanopsis and anacardiaceae etc occurred on the slopes near the deposit site ; mixed coniferous / broad - leaved forest and coniferous forest occurred on the area of high elevation, and main elements were tsuga, podocarpus, pinus, picea and abies etc. seven paleoclimatic parameters of liihe area estimated include mat ( 13. 3 - 20. 9c ), wmt ( 22. 5 - 27. 5c ), cmt ( 2. 5 - 12. 6c ), dt ( 12. 1 - 24. 8c ), map ( 803. 6 - 1254. 7mm ), mmap ( 179. 4 - 281. 9mm ) and mmip ( 10. 2 - l8. 5mm ). yangyi palynoflora comprises of 52 palynomorphs belonging to 32 families. the percentage of angiosperms is 61. 5 %, gymnosperms 9. 6 %, pteridophytes 25. 0 %, algae 3. 9 %

    呂合孢粉植物群的組成反映該地區在沉積時期植被具有垂直分帶特徵，沉積地附近分佈有常綠闊葉林，包括殼斗科的青岡屬、栲屬、石櫟屬和漆樹科等植物，以及多種亞熱帶和溫帶闊葉成分；林中混生少量針葉樹（如松屬和杉科等） ；林內蕨類植物較少；距沉積地較遠的海拔較高的地區分佈由鐵杉屬、冷杉屬、雪松屬和雲杉屬組成的針闊混交林或針葉林。
  6. Langner working with picea omorica, obtained results that may best be interpreted as a return to self-fertilization.

    研究塞爾維亞雲杉的蘭納得到了最好看成是恢復自花受精的結果。
  7. Seed zones of chinese forest trees - seed zones of picea asperate mast

    中國林木種子區雲衫種子區
  8. The aesculus chinensis, euptelea pleiospermum, cercidiphyllum japonicum, taxus chinensis, picea brachytyla arid emmenopterys henryi oliv compose and stand structure of were studied, and the comparability matrix among those main woods distribution ere studied, and the protection propagation countermeasures were put forward, which are important for researching and protecting these rare woods in funiu mountain natural reserve

    經調查，基本摸清了國家保護植物七葉樹林、領春木樹林、連香樹林、紅豆杉樹林、雲杉樹林、香果樹林6種珍稀樹種林分的組成與結構，研究了主要林分之間的相似性矩陣，同時提出了保護繁育對策，對開展研究和保護珍稀樹種具有重要意義。
  9. Longling palynoflora comprises of 86 palynomorphs belonging to 61 families, and consist of angiosperms ( 69. 0 % ), gymnosperms ( 4. 6 % ), pteridophytes ( 24. 1 % ) and algae ( 2. 3 % ). longling palynological data indicate a vertical paleovegetational landscape : humid evergreen broad - leaved forest occurred on the slopes near the deposit site, and dominant elements were castanopsis, lithocarpus, cycobalanopsis, mixed with ericaceae, anacardiaceae and sapindaceae etc, and abundant ferns grew in the forest ; the mixed coniferous / broad - leaved forest and coniferous forest distributed on the area of high elevation, dominant elements were tsuga, pinus, picea and abies

    濕性常綠闊葉林分佈在沉積地附近，以殼斗科的石櫟屬、青岡屬和栲屬為主，混生漆樹科、桃金娘科、蓼科、大戟科和金縷梅科的楓香屬等植物，林內蕨類植物豐富；針闊葉混交林分佈在距沉積地較遠海拔較高的山地，主要包括松屬，鐵杉屬，羅漢松屬和一些闊葉植物類群；雲杉林、冷杉林和鐵杉林分佈在更高海拔的地區。
  10. Forestland evapotranspiration and water balance of picea asperata mast. and larix gmeini rupr mixed stand

    青海雲杉和華北落葉松混交林林地蒸散和水量平衡研究
  11. E., picea crassifolia forest, sabina przewalskii forest, shrubs and grazing land, soil water dynamics was revealed. transformation feature and availability of water moisture content for main vegetation type were studied and evaluated

    3對祁連山林區雲杉林、圓柏林、灌叢林、放牧草地等4種主要植被類型土壤水分動態研究，揭示出生長季節內各植被類型的土壤水分動態變化規律。
  12. In the picea schrenkiana stand, micro habitat variables affecting regeneration of one - year seedlings and survival of two year seedlings were studied by using line transects method

    摘要採用典型樣線調查法對影響天山雲杉一年生幼苗更新和兩年生幼苗存活的微生境變量進行分析。
  13. Techniques of fast growing and high yielding for korean spruce picea koraiensis plantation

    紅皮雲杉人工林速生豐產技術
  14. The results showed : the relationships among cover of herbaceous layer, cover of liver moss layer, thickness of liver moss layer, thickness of root system twine layer and the distance between seedlings and adjacent tree were positive correlation ; the relation between litter and tile above five variables were negative correlation ; the variables of micro - habitat affecting seedling in the picea schrenkiana stand were generalized with moss, herbaceous, spatial distance, humus and litter ; litter and spatial distance between seedlings and adjacent tree were the most primary factors of micro habitat affecting regeneration of one year seedling

    結果表明：天山雲杉林分中草本層蓋度、苔鮮層蓋度、苔鮮層厚度、根系盤結層厚度、幼苗距大樹的距離5個環境變量之間為正相關；枯落物與草本層蓋度、苔蘚層蓋度、苔蘚層厚度、根系盤結層厚度、幼苗距大樹的距離為負相關；天山雲杉林微生境綜合因子可概括為「苔蘚」 、 「草本」 、 「空間距離」 、 「腐殖質」和「枯落物」 ；影響一年生幼苗更新最主要的微環境綜合因子為「枯落物」和幼苗距大樹的「空間距離」 。
  15. The results showed the trend of soil ifi changes was partial " u ", namely, during the course of artificial picea succession, soil ifi decreased sharply at the initial stage, after artificial picea reaches mature forest, soil ifi recovered slowly and reached soil ifi of natural coniferous forest finally

    在人工雲杉林地中，土壤ifi表現出非正「 u 」型的變化，即雲杉幼林向成熟林演替時，土壤ifi迅速下降，大約在雲杉40齡出現自疏之後，土壤ifi回升，但恢復速度十分緩慢。
  16. Soil amounts of microbes of loa artificial picea forest were the most in the topsoil, amount of bacteria and actinomycetes sharply decreased from the early picea forest to the mature forest, and after the mature forest, amount of fungi increased slowly. fungi had greatly effect on decomposition of litter

    10a生人工雲杉林地細菌、真菌和放線菌數量最多，隨著雲杉林齡的增加，細菌和放線菌的數量急劇減少，真菌在雲杉自疏時，其數量稍有增加，之後又急劇下降，真菌在針葉林凋落物分解中起重要作用。
  17. Soil saturated capacity, capillary capacity, total porosity and capillary porosity showed the trend of the " u " during the successional course of artificial forest, namely, they reduced on the early successional stages, after picea reached mature forest, soil porosity recovered slowly. the content of natural water was mainly affected by capillary porosity. from soil chemical properties analysis, the content of soil organic, humus, ha, fa and ha / fa of topsoil was more than that of bottom layer

    即人工雲杉幼林向成熟林演替階段，土壤飽和持水量、毛管持水量及總孔隙和毛管孔隙則減少，在40年生雲杉林達最低值，之後隨著雲杉自疏，微生態改善，林地凋落物分解加快，土壤飽和持水量、毛管持水量及總孔隙和毛管孔有上升的趨勢，毛管持水量是決定林地自然含水量的主要因子。
  18. On the other hand for four main vegetation typies, which are picea crassifolia, forests sabina przewalskii forests, bushes and pastureland, whose soil permeability function was analyzed from angle of its physics, capacity of water, storing water in it. the results show as follow : permeability function of soil is controlled by quality of soil hole. the quality and quantity of soil hole under picea crassifolia forests are the best, and the permeability also is the best

    另外，從土壤物理性質、蓄水量、貯水量等角度對祁連山苔蘚雲杉林、祁連圓柏林、亞高山灌叢林、牧坡草地4種主要植被類型的土壤滲透功能進行分析，結果表明：土壤的滲透功能主要由土壤非毛管孔隙度的質和量決定的，苔蘚雲杉林土壤非毛管孔隙度的質和量最好，它的滲透也最好；雖然亞高山灌叢林的滲透功能次之，但由於它所處的位置和面積大，現實貯水量在祁連山四種主要植被類型中最大。
  19. Based on above - mentioned analysis, the strategy and measures to prevent the soil fertility quality degradation of artificial picea mature forest and improve the stand ecological environment were put forward, including the rational management of inter - cutting down and fostering after artificial picea forest matured. because conifer - hardwood forests generally contain more tree species than pure coniferous forest, and their structure also is more complex, forestation in subalpine of western sichuan should be conifer - hardwood forests

    林地土壤有機質主要來源於凋落物的分解，並受其分解速率的控制，解決當前人工成熟林地土壤退化的主要措施應為林地凋落物分解創造條件，即因地制宜地對成熟人工林進行間伐或輪伐，當前在該區域造林應避免營造針葉純林。
  20. 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。
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