闊葉樹林 的英文怎麼說
中文拼音 [kuòyèshùlīn]
闊葉樹林
英文
angiospermous forest-
The number of ingrowth was very small in all stands, the ingrowth mainly occurred for shade - tolerant tree species such as spruce, fir, korean pine and broad - leaved tree species
林分進界株數嚴重不足,進界的主要樹種是雲冷杉、闊葉樹和紅松,以耐蔭樹種為主。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。Preliminary report on silviculture experiment of four species at karst mountainous area of southeast yunnan
滇東南巖溶山區4個針闊葉樹種造林試驗初報Forests sometimes contain many tree species within a small area ( as in tropical rain and temperate deciduous forests ), or relatively few species over large areas ( e. g., taiga and arid montane coniferous forests )
作為普遍規則,受被子植物支配的森林(闊葉林)比那些受裸子植物支配的森林(松樹或針葉林)物種豐富,雖然有例外存在(例如,種類匱乏的白楊和樺樹生長在北緯度地區) 。Especially in the north slope, the broad - leaved wood of red pine, the animal ( insect ), plant ( tall tree, shrub, herb ) and the tree grows plentiful. the living creature is numerous, and the complete vegetative chain of formation is with the food net, provided the proper and living space for the animal ( insect ) and plant ( tall tree, shrub, herb )
長白山作為我國北方溫帶地區最高的山峰,保存了最為典型和完整的森林生態系統,特別是在長白山北坡的紅松闊葉林帶,樹種豐富,生物繁多,形成完整的食物鏈和食物網,對生活于其中的動物(昆蟲) 、植物(喬木、灌木、草本)提供了適宜的生活空間。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) 。The community composed of elaeagnus mollis as the constructive species is one of the typical vegetation types in the hills and lower - mountains of southern of shanxi
以翅果油樹為建群種形成的群落,是山西南部暖溫帶落葉闊葉林地帶低山丘陵區的代表植被類型之一。Utilization of tree species by forest birds during winter and summer in secondary deciduous woods
次生闊葉林中某些鳥類對樹種利用的研究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。Niche breadth of four dominate populations at three age groups was studied by the methods of resource utilization ability and ratio. the result shows that : symplocos sectchuanensis is a typical gengeration species whi ch resource utilization ability is strong, and distribution is wide. meanwhile, go rdonia acuminata, castanopsis fargesis and pinus massoniana specialized at some d egree in resource utilizationm, their distribution is limited. especially, the ju venile of pinus massoniana specialized outstandingly. with the devlopment of pinu s massoniana, which is the pioneer population in mt. jinyun, the environment become s unfit to it ' s juvenile. it turns to needle and evergreen broad - leaves mixed fo r est. because the tolerance toward shading of gordonia acuminata is lower than tha t of castanopsis fargesis, gordonia acuminata will be substituted by castanopsis fargesis and other evergreen broad - leaves species are the edificators. the popul ation ' s ability of resource utilization is the inner factor of population distri bution and community succession. the distribution of light and the concentrate of nutrient ( such as n ) is the outer factors of community succession
對縉雲山森林植被的4個優勢種群3個年齡級生態位寬度進行了研究.結果表明,川灰木利用資源的能力最強、分佈廣,為典型的泛化種.大頭茶、栲樹、馬尾松對資源的利用在一定程度上特化,分佈上有一定的局限性.馬尾松的中齡組與幼齡組特化現象十分顯著.縉雲山森林植被的先鋒種馬尾松的發展,導致環境的改變不適于其幼齡個體的生長,群落演替到針闊葉混交林階段,最後發展為以栲樹等為建群種的常綠闊葉林.種群的資源利用能力,是種群分佈與群落演替的內在原因,光因子和營養元素(如n )是群落演替的主要外部動力According to the sample area survey ; there are 120 species of plants belonging to 84 gener 47families in the 25 - year - old chinese fir plantation community which will succeed toward the direction simi - ler to the community type before the felling of evergreen broadleaved forest if it is let to develop naturally or the logging residues are not burnt after the felling of the chinese fir plantation due to the superiority of cas - tanopsis carlesii and schima superba in the aspling layer in it
據樣地調查,該25年生杉木人工林群落的植物有41科84屬120種,群落的外貌特徵以包括藤本在內的高位芽占絕對優勢,葉特徵以革質,單葉,中小型葉為主,由於該群落的幼樹層以米儲和木荷等占優勢,若讓其自然發展或杉木林採伐后不煉山,並排除其它人為干擾,該群落將向與常綠闊葉林採伐前的群落類型相似的方向演替。Effects of selective cutting of different intensities on the tree layer structure and species diversity of evergreen broadleaved forest
擇伐作業對常綠闊葉林喬木層樹種結構及物種多樣性的影響The study shows that the early and late seed rains of constructive tree species in evergreen broadleaved forest at chongqing simian mountain had no activity. the bigger the seeds of the species and the earlier or later the seeds of the species matured, the higher the proportion of the seed rain damaged by animals. the quantitative variation of seed rain, active seed rain and seed bank did not take place at the same time. at early time, the number of seed banks of castanopsis fargesii, lithocarpus glabra, quercus myrsinrefolia, castanopsis plasyacantha, cinamomum subavenium. which own more active seed rain increased by geomitric series. the seed banks of castanopsis orthacantha and schima argentea were small, only survived a short time, and did not sprout next year. the quantitative dynamics of seed banks and their increasing or decreasing rates were decided by the proportion damaged by animals, dying speed of seeds and their resistance to pathogens and adverse circumstances, and the state of seed germination
對重慶四面山常綠闊葉林建群種種子雨、種子庫的研究表明,建群種早期和晚期的種子雨無活力;種子偏早或偏晚成熟及大籽粒的樹種,其種子雨被取食的比例大;種子雨、有活力種子雨、種子庫三者的數量變化不一致;有活力種子雨量較大的栲、石櫟、小葉青岡、扁刺栲、香桂等,其種子庫密度在早期以近幾何級數的方式增長,元江栲、銀木荷種子庫小,存在時間短,翌年無一年生萌發苗;種子庫數量動態、消減率動態決定於種子被取食的強度、種子衰老的速度以及種子對病菌、逆境的抗性和種子萌發的整齊性Warm temperate zones support broadleaf evergreen forests, including laurel forests
暖溫帶適合闊葉常綠林,包括月桂樹林。Age structure of main tree species in community of tilia broadleaf korean pine forest on northern slope of changbai mountains
長白山北坡椴樹闊葉紅松林群落主要樹種的年齡結構研究The woodland of minjiang river watershed was classified as forest land, shrub land, open woodland and other woodland and the forest land was classified as land of chinese fir, land of pinus massoniana, land of broadleaf, land of bamboo and land of commercial forest in this paper
摘要將閩江流域林地劃分為有林地、灌木林地、疏林地和其他林地,並將有林地劃分為杉木林、馬尾松林、闊葉樹林、竹林和經濟林。Therefore, it should be emphasized to enhance the self - fertilization capability of forest by adjusting the species composition and increasing the proportion of native broad - leaved species
因此,應重視通過調整物種組成,增加闊葉樹種比例以增強森林的自肥能力。Thinning stands with the thinning intensity of about 20 % and 30 % had no significant effects on species diversity, biomass of shrub and herb, and physical properties of soil
各林分的樹種組成在12年間基本沒有發生變化,即間伐沒有顯著地改變林分的樹種組成,目前的樹種組成即落葉松、其他針葉樹(雲杉、冷杉和紅松)和闊葉樹組成比約為6 : 3 : 1可能是相對穩定的群落。Selection and breeding of procedure and request of the main broadleaf trees improved variety
主要造林闊葉林樹種良種選育程序與要求The current and rapid loss of tropical hardwoods in many regions due to high commercial demand, low rates of successful replacement, and the long periods of growth necessary to produce new, marketable resources has raised concern about over - exploitation of some species, such as rosewood, although none of the trees are known to have been driven to extinction
盡管當前還沒有一種樹木已經滅絕,但是在許多地區熱帶闊葉林的快速消失是由於高經濟需求、低比例的有效補充和必需品的長期增長,要求產生新的市場化的資源所引起的對某些物種的過度開采,例如紅木。分享友人