林群 的英文怎麼說
中文拼音 [līnqún]
林群
英文
li qun-
See separate entries for caroline islands, mariana islands, marshall islands, puerto rico, samoa, virgin islands of usa and wake island
有關加羅林群島、馬里亞納群島、馬紹爾群島、波多黎各、薩摩亞、美屬處女群島及威克島,請參閱另外載列。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A small mangrove community is located at the estuarine of the hoi ha wan marine park
在海下灣海岸公園的河口一帶,有一個小型的紅樹林群落在該處生長。The mangrove community occupies about 0. 53 hectares of area
該紅樹林群落約佔0There are obvious differences between the small protected area and the nature reserve and we traditionally preferred to do researches on the climax forest communities of the nature reserve, and do less researches on the forest communities of the nature reserve which is being built up and resumptive. the studies on the ecological characteristics of mid - subtropical evergreen broad - leaved forest of the small protected area were of importance
生態保護小區與自然保護區具有明顯的區別,傳統上偏重於對自然保護區的頂極群落研究,對正處在重建和恢復過程的生態保護小區森林群落研究甚少,所以對生態保護小區中亞熱帶常綠闊葉林群落生態學特徵研究具有重要意義。With the four forest community ' s age nearly the same, the order of different forest ground biomass of single tree was quercus liaotungensis > betulaplatyp hylla > popular davidiana > pinus tabulaeformis
該研究揭示了森林群落自然演替的規律,對森林群落的經營管理和在黃土高原丘陵溝壑區進行林草植被建設和生態環境重建具有特殊意義。Society a minor plant community within a larger community, characterized by a specific dominant species, for example, a trillium - dominated society in a community such as an oak woodland
群棲:是大群落中具有一個小型植物群落的現象,該小型植物群落擁有一個特殊的優勢種。例如:櫟樹林群落中存在的以延齡草為優勢種的群棲。In different phases of development, vegetation systems in this region have changed from pioneer herbage species initially recovering in abandoned cropping lands ( bothriochloa ischemum, artenmisia giradii and stipa bungeana, artenmisia sacrorum, spodiopogen sibiricus and sophora flavecens, themeda japonica, and arundinella anomala ) to secondary shrubs ( hippophae rhamnoides, sophora viciifdia, and ostryopsis davidiana ), early forest community ( populus davidiana, betula platyphylla and platycladus orientalis with arbors or shrub assembling ), and finally liaotungesis community as the mature forest. in this study, soil profiles ( 0 - 5, 5 - 15, 15 - 25, 25 - 35, 35 - 50 cm soil layers ) were selected from typical vegetation systems representing for vegetation successions in the region
該區北部目前還保存有空間上完整的植被正向演替系列,即棄耕地先鋒群落草本群落(白羊草bothriochloaischemum 、茭蒿artenmisiagiradii +長茅草stipabungeana 、鐵桿蒿artenmisiasacrorum 、大油芒spodiopogensibiricus +苦參sophoraflavecens 、黃菅草themedajaponica或野古草arundinellaanomala )灌叢群落(沙棘hippophaerhamnoides 、狼牙刺sophoraviciifdia 、虎榛子ostryopsisdavidiana )早期森林群落(喬灌群聚、山楊populusdavidiana 、白樺betulaplatyphylla 、側柏platycladusorientalis 、 )遼東櫟群落( quercusliaotungensis ) 。It points out that the rational and stable inner structure cannot lead to serious soil moisture shortage ; its natural climate condition can meet the needs of forest community. it is the irrational management that causes the serious soil moisture shortage in artificial forestry land. if we intervene properly and create some growth condition similar to natural vegetation, the recessed artificial robinniapseudoscacia can restore benignly
當前人工林地的土壤水分出現嚴重虧缺而形成土壤干化層並導致人工林衰退是人為不合理經營造成人工林群落林分結構不完善的結果,如果人為干預適當,能創造出類似於天然植被的生存條件,人工植被完全有可能得到正常的生存和發展,出現衰退的人工刺槐林完全有可能得良好的恢復。The research object of this paper is the broad - leaved wood of red pine in north slope of changbai mountain. by analyzing the composition, construction, biodiversity and season diversity of forest community, we probed the rule of the forest community changing with the season and the ecological effect of forest insect community affected by forest plant community, appraised firstly regulating ability of forest ecosystem on forest pest and estimated finally effect of forest insect on ecosystem health
本文研究對象為長白山北坡紅松闊葉林帶,通過對森林群落的組成、結構、生物多樣性及其季節變化,探索了森林群落生物多樣性隨季節變化規律,森林昆蟲群落在森林植物群落的影響下的生態效應,對森林生態系統對森林害蟲控制力作初步評價,最後對森林昆蟲對生態系統健康影響作出評價。Interspecific association of dominant species in betula luminifera natural forest communities of shaowu, fujian province
光皮樺天然林群落優勢種群的種間聯結性研究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。Spatial distribution pattern of tree species populations and interspecific association in fraxinus mandshurica and juglans mandshurica forest community
水胡林群落樹木種群空間分佈及種間關聯性The life - form spectrum, plant kinds, vertical structure and horizontal structure of oka nutural secondary forest in baotianman national reserve were preliminary analyzed, which has produced the more conjecture : the vertical distribution in the area is obvious ; the kinds of phanphytes plants in the community is the most ; the q. variabilis and q. variabilis are on predominance ground
摘要對寶天曼自然保護區櫟類天然次生林群落的生活型譜、種類組成、垂直結構和水平結構進行了初步分析,並由此進一步推測:該地區植物群落垂直分佈較明顯;群落中高位芽植物最多,佔61 . 6 % ;栓皮櫟和銳齒櫟在群落中正處于優勢地位。In 0 - 200cm light dried layer was formed and can be recovered partly after rainfall, but beneath 200cm the serious perpetual dried layer has lower water content and larger thickness and is very difficult to be recovered in short period because of the special hydrological characteristics in the loess plateau where infiltration depth is about 200cm and could not percolate into deeper layer. ( 4 ) the landscape ecology in fuxian county shows that the two kinds of forest community have not declined
( 4 )富縣天然山楊林和天然遼東櫟林的景觀生態特徵表明,兩類森林群落沒有出現衰退的跡象,這說明森林群落合理的內部結構不會造成林地土壤水分的嚴重虧缺,其自然氣候條件可以滿足森林群落生存、發展的需要。Numerical classification of the evergreen broadleaved forest community in castanopsis kawakamii nature reserve
格氏栲自然保護區常綠闊葉林群落的數量分類With diversity of forest plant community medium, forest community had best control on forest insect
森林群落對森林害蟲控制力以森林植物群落多樣性適中時為最高。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 niche proportional similarity and the niche overlap index reflect the niche characteristics of the evergreen broadleaf trees in subtropical forest
結果表明:組成米櫧林群落的優勢種群絕大多數為廣生態位,種群之間關系復雜,對資源具有一定的共享性。The influence to the soil trait and countermeasures of durable evolutional development by the forest community succession in simian mountain scenic spot in chongqing
四面山森林群落演替對土壤特性的影響及可持續發展對策分享友人