等動物群的 的英文怎麼說
中文拼音 [děngdòngwùqúnde]
等動物群的
英文
isozoic-
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。The nt - 3 and bdnf genes have been applied to analyze the phylogeny of amphibians, reptiles, aves and so on
用nt - 3和bdnf基因分析動物的系統發生,已被用於兩棲爬行類及鳥類等類群。Form. taxus chinensis var. mairei is protecting plant in the first class, which is a precious and endangering plant in china in this paper, the quantitative characterics of form. taxus chinensis vsr. mairei population including age structure, spatial distribution pattern, growth dynamics of tree basal area, niche characterics, fractal dimension and competition between specises were studied using methods of mathematics ecology from the angle of population ecology of form. taxus chinensis var. mairei, then the prent state and the endangering causes were analysed. this research offers gist to protecting and enlarging the crude resourse of form. taxus chinensis vsr. mairei population, afforesting plantation and sustainable utilize for us
本文從南方紅豆杉種群生態學的角度、主要應用數學生態學的方法探討南方紅豆杉種群的數量特徵,包括南方紅豆杉種群年齡結構、種群空間格局(探討分佈格局動態規律與生境相互關系) 、不同立地條件下種群優勢度增長趨勢、生態位寬度、生態位相似比例、生態位重疊、空間占據能力及種間競爭等,分析其目前現狀及瀕危原因,期望為南方紅豆杉野生資源的保護和擴大、營造人工林及可持續利用提供理論基礎,也為瀕危植物種群生態學的研究提供參考。Most tidal areas in sihcao are distributed near the outlet to the sea where the salt content is low and water flows slowly. therefore, they are ideal habitats for animals and plants and nourish a wide variety of bathos, such as fish, shrimps and shells. when low tide comes, we can see flocks of birds and packs of fiddler crabs come seeking food in these areas
四草地區的潮間帶多分佈於出海口,因為此地位於河海交界,鹽分較低、水流緩慢,適合動、植物棲息,孕育豐富的魚蝦貝類等底棲生物,退潮時經常吸引成群的鳥類及招潮蟹前來覓食。Since 1991, morphological and ecological investigation of the brachiopods in the early cambrian chengjiang lagerstatte has been done extensively and intensively
澄江動物群腕足動物研究已進入了全面、系統的研究階段,對其生態學、形態學、分類學和埋藏學等不同方面均開展了深入而詳盡的研究工作。Based on a huge number of bachiopod fossils recently collected from haikou, kunming, the 5 known taxa of brachiopods in chengjiang fauna are further researched into and a new lingulid genus and a new species ( xianshanella haikouensis gen
近些年來,隨著澄江化石庫研究的深入和大量化石的不斷發掘,澄江動物群腕足動物的形態解剖、生態和埋藏等各個方面均發現了許多新的信息。The complete nucleotide sequence of the mitochondrial genome of f. limnocharis was detailedly compared with those of 5 other amphibians. the nucleotide sequences of 22 trna encoded by 6 amphibians mitochondrial genomes were combined and aligned to the homologous sequences of the 11 veterbrate taxa. using teleosts as outgroup, the phylogenetic analyses results show that mp, nj and ml trees all strongly support the monophyly of living amphibians with respect to other living tetrapods and favor a sister group relationship for caecilians and salamanders
我們在測定了澤蛙線粒體全基因組序列的基礎上,與已知其它的5種兩棲類進行詳細的比較分析,同時選擇了11種高等脊椎動物的線粒體全基因序列,以硬骨魚類做外群,用22個trna基因合併數據進行系統發生重建分析,結果表明mp 、 nj和ml樹都強力地支持現生兩棲類動物為單系群並且蠑螈類和蚓螈類為姐妹群關系(自引導值分別為92 、 99 、 100 ) 。Benthic foraminifer fauna, ams14c dating and acoustic sub - bottom profile was analyzed in the core ey02 - 2 and ey02 - 1 drilled from the muddy deposit in the middle southern yellow sea and the mid - shelf of north east china sea. considering the results of core qc2 ? dz4 and the standard oxygen isotope curves, we discussed the late - quaterenary paleo - environment evolution, benthic foraminifer fauna, paleo - climate, the climate events and water mass in postglacial period, average sedimentation rates, paleo - water depth, origin of sediments, average sea level rise rate in the shelf of south yellow sea and east china sea. at last we discussed the condition of sea level rise in the east china, green house effect and the protection of coastal zone
本文根據南黃海中部泥質區和東海中陸架的兩個鉆孔巖芯的古生物、 ams ~ ( 14 ) c測年、淺地層剖面等,參考qc _ 2 、 dz _ 4成果及標準氧同位素曲線探討了黃東海陸架晚第四紀古環境演化、底棲動物群特徵、古氣候、冰後期以來氣候事件、古水團、沉積速率、古水深、沉積物源、海平面平均上升率,討論目前中國東部海平面上升的狀況、溫室效應及海岸帶保護。That suggests biology has only scratched the surface of isopod diversity ? and in the grand scheme of things, isopods are a pretty obscure group
這表明現今的生物學僅觸及了等足類動物多樣性問題的表面,並且,從更高的層面來看,等足類動物僅是一個微不足道的群體。Results as following : in the east china sea and the yellow sea, zooplankton showed higher diversity in the low latitude and warm species occurred mainly in the south of 31 n, five communities were distinguished by twinspan method, based on data of species composition and environmental factors. they are : i ) yellow sea neritic community ( f ) with indicator species of labidocera euchaeta in autumn and centropages mcmurrichi in spring ; ii ) yellow sea central community ( hc ) with indicator species of themisto gracilipes, calanus sinicus and euphausia pacifica, the latter two species occurred only in autumn ; iii ) east china sea continental shelf mixed water community ( k ) with indicator species such as rhincalanus cornutus and pterosagitta draco which were confined in waters with high temperature and salinity, iv ) yellow sea and east china sea mixed water community ( he ) and v ) east china sea inshore mixed water community ( m )
根據twinspan等多元分析結果,比較各組群的浮遊動物種類組成和環境特徵,可將東、黃海浮遊動物群落分為5個,黃海沿岸群落( f ) ,指示種秋季為真刺唇角水蚤,春季為墨氏胸刺水蚤;黃海中部群落( hc ) ,指示種以細長腳蟲戎為主,秋季還有中華哲水蚤和太平洋磷蝦;東海外陸架高溫高鹽群落( k ) ,指示種為角錨哲水蚤、飛龍翼箭蟲等多種狹布型暖水種類;黃東海交匯區群落( he )和東海近岸混合群落( m ) ,兩群落包含多種生態類型種類,其中溫帶近岸低鹽種在he中較多,廣布性暖水種在m群落中較多。These bacteria are transmitted through the cytoplasm of eggs and have evolved various mechanisms for manipulating reproduction of their hosts, including cytoplasimic incompatibility ( ci ), parthenogenesis, feminization, male killing, fecundity or fertility modifying etc. wolbachia are common and widespread bacteria infecting 17 % insect population, 17 crustacean species, mites and many nematodes
這些共生菌通過母系遺傳參與調控寄主的多種生殖活動,包括細胞質不親和現象、誘導孤雌生殖現象、雌性化、雄性致死以及調節寄主生殖力等。 wolbachia的分佈十分廣泛,目前已經發現在超過17的昆蟲種群以及17種甲殼綱動物、蟎蟲、線蟲體內發現了它的存在。The department of ecology and biodiversity of the university of hong kong has been appointed to carry out the 2001 - 02 programme. the main aspects of monitoring include sampling of marine benthic animals, analysing bird population data, habitat extent and conditions. cross reference will be made to environmental data such as mudflat sedimentation, water quality, sediment quality and land use changes
香港大學的生態學及生物多樣化學系,獲委派進行二零零一至零二年度的計劃,主要監測范圍包括抽樣調查海洋底棲動物、分析鳥類種群數據、生境分佈及狀況;亦會參考相關的環境數據,例如泥灘的沉積情況、水質、沉積物的質素、土地用途改變等,作為對照。The theoretical analysis shows that any human activities, responsible for the changes of rock, air, water, soil and biology inside or outside the caves, will influence inevitably cave animals in terms of such levels as molecule, cell organelle, cell, tissue, organ, system, individual, population, society and ecosystem. these effects can be observed on cave animal ' s shape - building, activity, tissue structure, metabolism, space - time distribution, biothythm, structure of population and society, food chain, bio - relation, diversity of population and society, and function of the above - mentioned levels
理論分析表明,凡是能夠引起地表和洞穴巖石、空氣、水、土壤、生物等變化的一切人類活動都不可避免地使洞穴動物在分子、細胞器、細胞、組織、器官、系統、個體、種群、群落和生態系統各級層次上產生效應,這些效應具體表現在影響洞穴動物形態建成、行為、組織結構、新陳代謝、時空分佈、生物節律、種群和群落結構、食物鏈結構、生物關系、種群和群落多樣性以及各層次所表現的功能的多少、快慢、強弱等方面。Daming mountain natural reserve is typical evergreen broadleaf monsoon forest area located on the tropic of cance in china. there are rich natural resources in this area, such as 1 836 plants, 49 wild mammals, over 65 birds, 11 fresh water fish and a lot of insects. some suggestions about the protection of biodiversity and sustained exploitation of resources were proposed
大明山自然保護區是我國在北回歸線上保存下來的南熱帶季風常綠闊葉林區,通過對大明山自然保護區調查研究發現有高等植物1836種,野生哺乳動物有49種,鳥類超過65種,兩棲爬行類有13種,淡水魚類有11種,以及種類繁多的昆蟲.分析了植物資源及群落的多樣性,哺乳動物、鳥類、兩棲爬行類、魚類的分佈及現存狀況According to the environment features inside and outside caves in guizhou and current development of cave creature study home and abroad, making use of karstology, environment science, ecology, zoology and the theory of human - land relation, and through combining microscale with macroscale, component with system, field investigation with interview, and theory with experiment, the author chooses guiyang, anshun, pingba and honglin, where human activities are frequent and strong, to make a macroscopical investigation on animals and environment, and selects some typical caves in honglin to make a comparison study on environment features inside and outside the caves, biodiversity and present situation of plant society, and adaptability of cave animals to environment, and analyzes theoretically the effects of human activities on the cave animals and evaluates objectively the development potential of cave animal resource
根據貴州喀斯特洞內外環境和國內外洞穴動物研究現狀,運用喀斯特學、環境學、生態學、動物學以及人地關系等相關理論,採取點面結合,特殊與一般結合,系統與要素結合,實查與訪問結合,理論與實驗結合的方法,選擇貴陽、安順、平壩、紅林等人類活動強度大的區域進行面上動物和環境的調查,選擇紅林地區代表性的洞穴對洞內外環境、物種多樣性及群落現狀、動物對環境的適應等進行對比研究,理論分析人類活動對洞穴動物的影響和客觀評判人類活動的洞穴動物效應與動物開發潛力。Meanwhile, the study also shows that the diversity of studied cave animals is inversely proportional to human population density and water quality ; and bio - diversity, to some extent, is proportional to soil fertility and amount of chemical fertilizer, but inversely when excessive ; the correlativity between bio - diversity and vegetation cover rate is not obvious, when ground vegetation is strongly interfered by human being ; the amount of diestrammena marmorata is proportional to the d iversity of plant, and inversely proportional to soil fertility, and in a way, to water quality ; and the correlativity between community and water quality and soil fertility, and between water quality and the amount of mosquito and fly, is not as good as expected. the author points out that diestrammena marmorata, bat, mosquito, fly, oreolalaxrhohostig metus ( or cudata ), and fish can be chosen as in
同時,研究還表明:調查洞穴的物種多樣性與人口密度、水質成負相關;在一定范圍內,物種多樣性與化肥施用量、土壤肥力成正相關,超過一定的值則成負相關;在人類對地表植被的高強度作用下,物種多樣性與植被覆蓋率的相關性不明顯;蚊蠅數量與土壤肥力基本上呈正相關;斑灶馬數量與植物種數呈正相關,斑灶馬數量與在一定水質范圍內與水質呈負相關,與土壤肥力呈負相關;群落數與水質和土壤肥力、蚊蠅數量與水質都不能表現較好的相關性;研究認為,可以選擇斑灶馬、蝙蝠、蚊蠅、紅點囊蟾(或有尾類) 、魚類等作為指示動物對洞穴環境進行監測。When they are chased by lions and leopards, they stampede to the shallow waters for their lives, making a thrilling spectacle
被獅子、豹等動物掠食時,常奔向水裡逃生,當成群奔逃時,形成水花四濺,一幅驚心動魄的場面。Jianshan section of haikou was measured and described and some monospecific layers were reported in chapter i. 2. several phyla of introverts are briefly introduced in chapter ii. 3
第三章對澄江動物群化石中的蠕蟲化石的保存、埋藏、生態等方面作了進一步的研究探討。Since 2000, the worms in chengjiang fauna have been investigated more thoroughly, systematically and dedicatedly. the amounts of the genera and species have increased greatly ; a great of progresses on preservation, taphonomic and ecology etc have been achieved
自2000年,澄江動物群中的蠕蟲化石的研究進入了全面、細致、系統的研究階段,屬種數量大為增加,保存、埋藏、生態等方面都取得了一定進展。About seventy - five percent of known animals are insects, which have about eight hundred thousand species. animals with three pairs of segmented legs and their bodies divided into three parts : head, thorax and abdomen are insects
種類繁多的植物,為不同的動物締造了許多條件合適的生境,各種各樣的動物群,像鳥類哺乳類兩棲類和爬蟲類等,因而在這里覓食巢居。分享友人