落葉林 的英文怎麼說
中文拼音 [làyèlīn]
落葉林
英文
broad leaved forest-
But so far, there have not report about forest soil microbe and soil enzymatic activity in westen sichuan. the study ' s object is bitch forest. spruce forest, fir forest, chrysanthemum alp, willow community and two couch grass, so the research of the soil microorganisma, soil enzymatic activity in the subalpine coniferous forests in western sichuan is significant to china. the result shows that : 1. in the soil, the relativity of the soil microbial puantity is very prominence, the relation with the quantity of the soil microorganism is that : bacillus > actinomyceto > fungi ; the amount of the microorganism of physiological group sequence ranging from high to low is : aminate > bacteriumazotobacter > denitrify bacterium > nitrobacteria > cellulose decomposing bacteria. under the different vegetable community, the microbial quantity is that : s5 > s7 > s6 > s1 > s2 > s4 > s3
其中,各群落中土壤微生物總數以白樺純林( s5 )群落最多,每克干土中的含菌量達66 . 13 10 ~ 6個;其次是冷杉針葉林( s7 )群落,每克干土中的含菌量達43 . 41 10 ~ 6個:第三是雲杉針葉林( s6 )群落,每克干土中的含菌量達42 . 85 10 ~ 6個;第四是繡線菊-茅草群落( s1 ) ,每克干土中的含菌量達33 . 83 10 ~ 6個;第五是高山柳群落( s2 ) 、茅草( s4 )群落,每克干土中的含菌量分別為33 . 33 10 ~ 6個和33 . 08 10 ~ 6個;第六是茅草群落( s3 ) ,土壤微生物數量最少每克干土中的含菌量僅為23 . 12 10 ~ 6個。Regional ecosystem types, such as grass land, desert, and deciduous forest, are called biomes.
地區的生態系統,例如草原、荒漠和落葉林又被稱為生物帶。In this paper, two major types, the natural vegetation and crop vegetation in luota are studied. we can gain the different distributive area by remote sensing technology, in accordance with conifer forest, broadleaf forest, thick shrub forest, shrub forest, herbs shrub forest, herbs naked rock and crop vegetation. the valuation of the output of standing trees, water conserbancy, soil conserbation to control erosion and purify the air is the main basis which is used to value the functions of the forest ecosystem of the conifer forest and broadleaf forest of luotathe result reveal that the total ecological function value of the forest which area is 1388. 8 hm2 is estimated up to 18. 36 million yuan per annum. the synthetic valuation system of luota vegetation is put forward by the valuation of per hm2 in evergreen - deciduous forest, conifer forest, conifer and broadleaf forest, broadleaf forest, scatteredtree - shrub forest, coppice - shrub forest, herbs shrub forest, econamic crop and cereal crops. the plant resources is valued according to the ornamental and green plant. lumber trees and medical plant. ornamental plant includes hosta plantaginea. lilium brownii van viridulum, spiraea cantomiensis and so on. lumber tuees includes zzzelkova schneideriana, emmenopterys henryi, catalpa fargesii and so on
本文把洛塔現存植被分為自然植被與栽培植被兩大類進行研究,通過遙感技術對現存植被按針葉林、闊葉林、密灌、灌叢、草灌、荒草裸巖、農作物植被等類型進行分佈面積的統計,在此基礎上,以林產品價值、涵養水源價值、保護土壤價值和凈化空氣價值作為估算的主要參考依據,對已成林的針葉林與闊葉林進行森林生態系統的價值估算,得出面積為1388 . 8hm ~ 2的針葉闊葉林的森林生態價值為1836 . 37萬元,參照這一生態價值量,把洛塔植被按常綠落葉林、針葉林、針闊混交林、闊葉林、疏林?灌叢、矮灌叢、荒草灌叢、經濟作物和糧食作物,以每hm ~ 2的價值量提出了洛塔植被的綜合價值體系。Climatological data from fossil pollen, leaves and wood indicate that the cretaceous forests of northern alaska consisted of a mixed canopy that included deciduous conifers with an understory of flowering plants, ferns and cycads
由花粉、葉子和木材化石?集到的氣候資料顯示,阿拉斯加北部的白堊紀森林有混合型林冠,包括了落葉針葉林以及林下的開花植物、蕨類和蘇鐵。Fanned by a constant updraught of ventilation between the kitchen and the chimneyflue, ignition was communicated from the faggots of precombustible fuel to polyhedral masses of bituminous coal, containing in compressed mineral form the foliated fossilised decidua of primeval forests which had in turn derived their vegetative existence from the sun, primal source of heat radiant, transmitted through omnipresent luminiferous diathermanous ether
自廚房至煙囪的孔道,不斷地向上通風,灼熱的火被它煽得從成束的易燃柴禾延燒到多面體煙煤堆上。這種煤炭含有原始森林的落葉堆積后凝縮而成的礦物狀化石森林之發育生長靠的是熱輻射性源-太陽,而熱又是由那普遍存在傳光並透熱的能媒33傳導的。Study on the community ecological characteristics of defoliated broadleaved forests of shiren mountain natural reserve
河南省石人山自然保護區落葉闊葉林群落生態特徵Say the jungles in brazil - the environmental abuse there. the destruction of the forest there, the rain forest. the land, it s being defoliated and that results in floods
在巴西叢林里,也有環境濫用的問題,他們破壞那裡的雨林區,在土地上施放落葉劑造成水災,這和人口過多的問題也有關系。Look at the jungles in brazil, the environmental abuse there, the destruction of the forests there, the rain forests. the land is being defoliated and that results in floods. and these are not unrelated to the problem of overpopulation
在巴西叢林里,也有環境破壞的問題,他們破壞那裡的雨林區,在土地上施放落葉劑造成水災,這和人口過多的問題也有關系。The primary vegetation is broad leaf forest and it was denuded in the history
當地的原始植被為常綠闊葉林和落葉闊葉林,但均遭到嚴重的破壞。Odour drawn out of fallen leaves by the pale filtering sunlight soaked his nostrils.
透進林子里來的淡淡日光把落葉的氣味蒸發出來,輸進他的鼻管。Preparation of forest plant and forest floor samples
森林植物與森林枯枝落葉層樣品的制備In the natural condition, the following five stages are the plant restoration and succession process of luota : populus adenopoda shrub forest, rhus chinensis, pyracantha fortweana shrub forest, liquidambar formosana, corizria sinica forest, pinus massoniana, carpinus rurczaninowii forest, karst evergreen - deciduous forest
只有少數林窗存在。自然恢復林在植被恢復程度上遠不如喀斯特常綠落葉林,只在密閉的灌木叢中分佈著少許高大的喬木。Due to different exploitation intensity and ecological restoration measures used in hongchiba region, wuxi county, the vegetation have been formed a series of succession stages, i. e. herbaceous stage scrub - shrub stage - shrub - tree stage - pure larix daempferi conifer forest stage - pinus armandii needle broad - leaved mixed forest stage - natural deciduous broad - leaved forest
巫溪縣紅池壩地區由於歷史上開發強度和生態恢復措施的不同,使當地植被形成了從草本群落灌木灌叢林灌過渡帶日本落葉松( larixdaempferi )針葉純林華山松( pinusarmandii )針闊葉混交林天然闊葉落葉林的一系列生態恢復演替階段。Temperate zones support both broadleaf deciduous forests ( e. g., temperate deciduous forest ) and evergreen coniferous forests ( e. g., temperate coniferous forests and temperate rainforests )
溫帶地區既適合闊葉落葉林(例如溫帶落葉林)又適合常綠松樹林(例如溫帶松樹林和溫帶雨林) 。In the meanwhile, the best community that was picked out from natural deciduous broad - leaved forest was taken as contrast. and the hight, dominance, soil fertility, coverage, composition and biomass of the community were used as community characteristics parameters to comprehensively evaluate the restored degree of communities at different restoration stages
同時,在天然闊葉落葉林中選取一個最佳群落作為參照,運用群落高度、顯著度、土壤肥力、蓋度、組成結構和生物量6個指標為群落特徵參數,對各個階段群落恢復的程度進行了綜合的評價。Latvian forests are located in a mixed forest zone consisting of northern coniferous and southern deciduous trees
拉脫維亞森林位於混雜有北方針葉林和南方落葉林的森林帶。Temperate diciduous forest
溫帶落葉林Deciduous forest climate
落葉林氣候Under foot the leaves were dry, and the foliage of some holly bushes which grew among the deciduous trees was dense enough to keep off draughts
腳下的樹葉已經乾枯了,在這塊落葉林中間,長著一些冬青灌木,它們稠密的樹葉足可以擋風。The reasonable model of exploiting and utilizing to the plant resources is put forward, which should be mainly protected. all kinds of communities are analyzed. the aubor ' s average height of karst evergreen - deciduous forest is 6. 88m. theuper arbor ' s average height is 13. 07m. the highest one reaches 25m. the community cover ratio is over 90 %, only few gaps existnatural convalescence forest is inferior to karst evergreen - deciduous forest in the restoration degree. there are a few tall arbor in the community. the height of alpine shrubs forest is 1. 00 to 2. 00m. there is no dominant species. the average height of karst shrubs forest is 0. 97m. the rhus chinensi s, desmodium racemosum and golochidion pubrum are the dominant species
以觀賞及綠化樹種、用材樹種和藥用植物等歸類對洛塔植物資源作出了評價,觀賞植物主要有:玉趼、百合、繡球花等;用材樹種有大葉櫸、香果樹、光灰楸等;藥用植物有南方紅豆杉、杜仲等,並提出了對植物資源以保護為主的合理開發利用模式。分析各類型植物群落的保護年齡,地質與土壤背景以及群落基本結構和特徵,喀斯特常綠落葉林喬木層平均高度為6 . 88m ,上層喬木平均高13 . 07m ,最高可達25m ,群落郁蔽度達90以上。分享友人