落葉針葉林 的英文怎麼說
中文拼音 [làyèzhēnyèlīn]
落葉針葉林
英文
deciduous coniferous forest- 落 : 落名詞[方言] (北方對蓮花落的俗稱) a kind of folk song
- 針 : Ⅰ名詞1 (縫衣物用的工具) needle 2 (細長像針的東西) needle like things 3 (針劑) injection; sh...
- 林 : 名詞1 (成片的樹木或竹子) forest; woods; grove 2 (聚集在一起的同類的人或事物) circles; group 3...
- 落葉 : 1 (落下的樹葉) fallen leaves2 [植物學] (每年落葉的) deciduous leaf3 (落葉期) defoliation落...
- 針葉 : needle針葉樹 [植物學] coniferous tree; conifer; cone bearer; 針葉樹林 coniferous forest; aciculis...
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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。Seven plots selected from wanglang reserve were distributed in different types of forest and at different altitude, and different plot has different microclimate. soil property, microbial population, soil nutrient content of forest soil were determined in wanglang natural reserve, from may to october 2002 to july 2003, the ecological distribution of three main groups, bacteria, actinomycete and fungi were determined in the forest soils by the cell enumeration methods. six kinds of physiological groups, including ammoniation bacteria, nitrification bacteria, nitrosification bacteria, aerobic autogenesis azotobacter, aerobic cellulose - decomposing bacteria and anaerobic cellulose - decomposing bacteria were enumerated by the most - probable number ( mpn )
2001年10月在王朗自然保護區內設立了3個定位研究樣地和4個臨時樣地,通過多次現場采樣與室內實驗分析,測定了白樺林、岷江冷杉林、紫果雲杉林、繡線菊-羊茅群落、羊茅群落及高山柳灌木叢等6種不同植物群落內土壤微生物三大類群數量、功能微生物數量、土壤養分,並在固定樣地內使用埋袋法進行了三個埋藏深度的凋落物分解袋試驗,初步研究了枝條、闊葉、針葉等凋落物組分在不同分解階段所含養分的動態變化。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。A carpet of leaves and pine needles on the forest floor
森林覆被上一層厚厚的落葉和松針There is a carpet of leaves and pine needles on the forest floor
森林中的地面上有一層厚厚的落葉和松針。The most severely damaged will be the canadian low arctic tundra ; the wooded ural mountain taiga in russia ; the central andean dry puna in chile, argentina and bolivia ; the daurian steppe of mongolia ; the savannah of north - east india and nepal ; and the fynbos of southern africa
受害最嚴重的將是加拿大的下北極苔原,俄羅斯樹木繁茂的烏拉爾山針葉林,智利、阿根廷和玻利維亞安第斯山脈中部的乾冷高原,蒙古的乾草原,印度和尼泊爾兩國東北部的熱帶稀樹草原,非洲南部的高山硬葉灌木群落。Ii ) some native spcies, eg. crateagus wilsonii, cerasus szechuanica, malus prati, toxicodendron verniciflua, are dominants and co - edificators in almost every woody communities
2 )華中山楂、四川櫻桃、川滇海棠、漆樹等鄉土樹種在幾乎所有木本群落階段(針葉純林除外)都是優勢種或共建種。The vegetation was chiefly dominated by coniferous - brodleaved mixed forests, with many evergreen broadleaved species in their young growth stage, it can be suggested that the vegetations in the meizilake area were in a successional stage from coniferous - broadleaved mixed forests to evergreen broadleaved forests. however, the formation of the climax community evergreen broadleaved forests needs a long time
可以看出,梅子湖森林植被群落正處于由針闊葉混交林常綠闊葉林的演替階段,群落中的思茅松林正在向被常綠闊葉林替代的方向發展,但要演替為頂級群落,還需要很長的時間。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。Results demonstrate that with the succession going on from herbosa shrubs coniferous forest theropencedrymion evergreen broad - leaved forest, abundance and diversity index of species, biomass and productivity of vegetation all show a rising trend prior to the formation of a mature and stable biotic climax
結果表明:隨著草叢灌叢針葉林針闊混交林次生常綠闊葉林正向演替的進行,在未形成成熟而穩定的頂極群落之前,物種豐富度、物種多樣性指數、植被生物量及生產力都呈增大趨勢。The area in question has great conservation value as following aspects : the population of butterfly shows great species abundance ; the heterogeneity of habitat revealed by the presence of multi - subspecies and multi - morphological species provides animals a steady habitat ; the faunal character and vertical distribution of butterflies show great value of ecological study ; the mid - mountain 8002600 ? m that has better environmental condition and less human disturbance is a typical
秦嶺對東洋種的阻隔作用大於對古北種的作用。中山地帶8002600m即暖溫帶落葉闊葉林和中山針闊葉混交林帶環境狀況良好,氣候條件優越,受人為干擾少,因而物種豐富多樣性較大。研究地區具有很高的保護價值。According to the previous study, the soil animals in ta - ta - chia belong to the alpine coniferous soil animal type
據已有資料分析塔塔加地區土壤動物群落之性質屬于高山針葉林土壤動物類型。The species are the furthest abundant in mixed forest of evergreen broad leaf and deciduous broad leaf in middle altitude region ( from 500m to 1, 200m ) in two areas, followed by the mixed forest of coniferous leaf and broad leaf in middle altitude region ( from 1, 200m to 1, 600m ) of mangshan and the evergreen broad leaf forest in low altitude region ( under 500m ) of babaoshan. the biomass of the mollusca community is much bigger than any other areas and the superior species are quite apparent in low altitude region. the terrestrial mollusca are not discovered in high altitude region ( from 1, 600 to 1, 900 ) so far
中海拔區( 500 1 , 200m )的常綠闊葉與落葉闊葉混交林帶陸生貝類物種最為豐富;次豐富的為莽山中海拔區( 1 , 200 1 , 600m )的針闊混交林帶和八寶山低海拔區( 500m以下)的常綠闊葉林帶;低海拔區( 500m以下)的常綠闊葉林帶陸生貝類的種群數量大,優勢種明顯;高海拔區( 1 , 600一1 , 900m )未發現陸生貝類。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。Mainly by using the data of land meteorological observation and sun radiation of mohe area, heilongjiang province, which is located deciduos needlelaf forest area in north china from 2001 to 2002, this paper adopts bats ( biosphere - atmosphere transfer scheme ), accepted in the world, and radiation computing solution developed by zhou suoquan et al
本文採用國際上公認的陸面過程模式( bats )和周鎖銓等的輻射計算方案,主要選取大興安林區落葉針葉林區的漠河來進行試驗分析。使用2001 2002年常規地面氣象觀測資料和太陽輻射資料,以6小時為時間積分步長,進行了陸面過程和植被生長過程的模擬試驗。In growth season, computed daily npp has some negative correlation with precipitation and the monthly npp has apparently active correlation with monthly average air temperature. 5. the results of experiment in vegetation growing model show that co2 increasing and its resulting in climate change would make npp of deciduos needleleaf forest in the cold - temperate zone apparently higher
5 )對co _ 2濃度增加后以及可能產生的氣候變化對植被生長影響的模擬試驗結果表明,落葉針葉林的npp將可能會有明顯提高,但如果只是溫度增加,而降水保持不變的話,生產力水平提高不明顯甚至會出現下降。In one side, the study may make the simulating model of climatology and land - biosphere more perfect, in the other side, the study will help to discover the real action of vegetation in the global carbon circle, which gives the more scientific method to estimate accurately biomass and net primary production ( npp ) of ecosystem and how much carbon in atmosphere absorbed by vegetation, to predict the possible impact of global climate change on terrestrial ecosystems, and to make scientific strategies for the global change
一方面可以為進一步建立更完善的模擬氣候與陸地生物圈之間關系的數值模式奠定基礎,另一方面可為探索植被在全球碳循環中的具體作用,正確地評估和預測全球氣候變化對生態環境的可能影響,制定相應的政策提供科學依據。本文以寒溫帶落葉針葉林區為重點來進行試驗模擬,研究植被對氣候強迫響應的有效途徑。To day, the burned blank was almost restored. the proportion of forest area increased 47. 6 % in 1987 to 81. 3 % in 2000, among the forest landscape patch types, coniferous is the dominant, about 47. 6 %, which is the result of the intensive planting after fire
各景觀斑塊類型的變化強度迥然不同,林火跡地已基本恢復,並基本處于良好的發展狀態,目前研究區主要喬木林(針葉林、闊葉林、針闊混交林)面積已佔研究區總面積的81 . 3 ,演替頂級群落針葉林已達47 . 6 。But for conifer community, since needle leaves decomposed very slowly, soil nutrient contents were rather low and even lower than those of former stages. on the contrary, natural communities consisted of broad - leaved species, including shrub community, commonly possessed high soil nutrient contents
但針葉林由於針葉較難分解,土壤綜合肥力很低,甚至低於前期階段;而由闊葉物種(包括灌木群落)組成的群落,土壤肥力普遍較高。分享友人