混交種 的英文怎麼說

中文拼音 [húnjiāozhǒng]
混交種 英文
mongrel
  • : 混形容詞1. (渾濁) muddy; turbid2. (糊塗; 不明事理) foolish; stupid
  • : Ⅰ動詞1 (把事物轉移給有關方面) hand over; give up; deliver 2 (到某一時辰或季節) reach (a cert...
  • : 種名詞(姓氏) a surname
  1. The results indicated that chinese crocodilian lizards distributed in streams of mountain, and mainly lived in four types of vegetation : broadleaf forest, conifer and broadleaf mix - forest, shrubbery and bamboo forest

    鱷蜥主要棲息于闊葉林、針闊林、灌木林蔭、竹林4植被類型的山沖溪溝之中。
  2. 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,以及多亞熱帶和溫帶闊葉成分;林中生少量針葉樹(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林或針葉林。
  3. This paper concerns studies on rhizobia in symbiosis with important legume soybean and peanut crops in china, following : 1 ) summarized bio - diversity of rhizobia, including indigeneous population, isolation frequency, strain type, distribution, and strain - host promiscuity and compatibility from large and small samples. 2 ) reviewed symbiont improvement in both sides of rhizobia and hosts, involving selection of effective rhizobial strains, evoluation and utilization of the host germplasm for symbiotic properties, and selection of the both sides for special characters. 3 ) discussed the subject on the rich symbiont germplasm resource in china and on further research being necessary to exploitation and utilization of the benificial germplasm

    針對我國主要豆科作物大豆和花生的研究成果,並結合本身研究工作內容, ( 1 )總結了與宿主共生的根瘤菌生物學多樣性,包括大、小樣本的土著根瘤菌群體數量、分離頻率、類型與分佈及其菌株宿主共生性與親和性; ( 2 )評述了根瘤菌宿主植物共生體雙邊固氮改良,包括優良菌株的選育、宿主品資源共生特性的評價與利用及特異性狀的選擇; ( 3 )討論了我國這一類共生體資源的豐富性以及有必要進一步加大力度研究有益資源的開發和利用的問題。
  4. Abstract : this paper concerns studies on rhizobia in symbiosis with important legume soybean and peanut crops in china, following : 1 ) summarized bio - diversity of rhizobia, including indigeneous population, isolation frequency, strain type, distribution, and strain - host promiscuity and compatibility from large and small samples. 2 ) reviewed symbiont improvement in both sides of rhizobia and hosts, involving selection of effective rhizobial strains, evoluation and utilization of the host germplasm for symbiotic properties, and selection of the both sides for special characters. 3 ) discussed the subject on the rich symbiont germplasm resource in china and on further research being necessary to exploitation and utilization of the benificial germplasm

    文摘:針對我國主要豆科作物大豆和花生的研究成果,並結合本身研究工作內容, ( 1 )總結了與宿主共生的根瘤菌生物學多樣性,包括大、小樣本的土著根瘤菌群體數量、分離頻率、類型與分佈及其菌株宿主共生性與親和性; ( 2 )評述了根瘤菌宿主植物共生體雙邊固氮改良,包括優良菌株的選育、宿主品資源共生特性的評價與利用及特異性狀的選擇; ( 3 )討論了我國這一類共生體資源的豐富性以及有必要進一步加大力度研究有益資源的開發和利用的問題。
  5. The species richness and diversity index order of coniferous and broad - leaf forest and evergreen broad - leaf forest in different geology plots was as follows : shrub layer > herb layer > tree layer ; in shrub plots, the order was herb layer > shrub layer. in general jsw, jsi and ea index order was herb layer > shrub layer > ree layer. that indicated that the species of tree and shrub in karst area distributing is not even, and the species, which are dominant and adapt to the karst environment are cleaer

    不同地區樣地針闊林和常綠闊葉林物豐富度指數、多樣性指數均表現為灌木層草本層喬木層,而在灌叢樣地,物豐富度和多樣性指數表現為草本層灌木層;整體上,石灰巖地區樣地jsw 、 jsi和ea指數為草本層灌木層喬木層;砂頁巖地區樣地為灌木層草本層喬木層。
  6. 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.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,群落演替到針闊葉林階段,最後發展為以栲樹等為建群的常綠闊葉林.群的資源利用能力,是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
  7. The vegetation types are described of baishanzu national nature reserve in qingyuan county, zhejiang province. the surveyed area covered25thousand hm 2 in which27sample plots with20m 20m each were selected. based on the importance value of plant species, six vegetation types were devided, viz. evergreen broadleaved forest, evergreen and deciduous broadleaved mixed forest, coniferous and broadleaved mixed forest, coniferous forest, mountain dwarf forest, and mountain shrub and herbosa. floristic composition, community structure, and trend of community succession of each vegetation type are described

    對近20年來多次調查的資料進行系統整理,將百山祖植被主要劃分成6個植被類型:常綠闊葉林、常綠落葉闊葉林、針闊葉林、針葉林、山地矮林和山地灌草叢,其下可分為22個群系;同時對群落的類組成、結構和演替趨勢作了概述。
  8. 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,物豐富度、物多樣性指數、植被生物量及生產力都呈增大趨勢。
  9. Studies on population ecology showed that d. versipellis is able to grow on the hillsides of subtropical broadleaf or acicularleaf secondary forest where soil is fertile and the content of n, p, k is high and the ph is 5. 49 - 6. 59

    群生態研究表明八角蓮適宜生長的土壤為中性偏酸( ph5 . 49 6 . 59 ) 、有機質含量為7 . 34 33 . 33和n 、 p 、 k養分含量高的黃棕壤;其生長環境的植被為亞熱帶針葉林,伴生植物多為當地優勢
  10. Ecological features, function indicators and social - human impact together constitute the fundermental system of regional ecosystem health assessment. haxi forestry center is located in tianzhu of gansu province. in view of the natural conditions, land use type and forest map, we classify the research area into 15 landscape types

    甘肅天祝縣哈溪林區位於祁連山東段,依據哈溪林區的自然條件、土地類型和林相圖,將研究區劃分為苗圃,未成林地,宜林地,農田,牧草地,荒地,青海雲杉林,祁連圓柏,針葉林,楊類闊葉林,紅樺、榆、山楊硬闊林,針闊林、灌木林、疏林地和闊葉林等15景觀類型。
  11. 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

    秦嶺對東洋的阻隔作用大於對古北的作用。中山地帶8002600m即暖溫帶落葉闊葉林和中山針闊葉林帶環境狀況良好,氣候條件優越,受人為干擾少,因而物豐富多樣性較大。研究地區具有很高的保護價值。
  12. Experimental plots were established for thinning effects on stand and tree growth, tree species composition, species diversity and soil factors etc. in the mixed larch - spruce - fir stands which originated from planted larch pure forest by observations for 12 years after thinning

    摘要以15塊人工落葉松純林演化后形成的落葉松雲冷杉林為對象,間伐后12年觀測結果,研究間伐對林分和樹木生長、樹組成、物多樣性及土壤等因子的影響。
  13. As a species of mixed forests, nitrogen fixation trees play an important role in improving forest land nutrient and moisture status, maintaining soil productivity, enhancing forest land productivity, and accelerating main species growth

    作為,在林中發揮著改善林地養分及水分狀況,維持地力,提高林地生產力,很好地促進主要樹生長的重要作用。
  14. 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林帶陸生貝類物最為豐富;次豐富的為莽山中海拔區( 1 , 200 1 , 600m )的針闊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群數量大,優勢明顯;高海拔區( 1 , 600一1 , 900m )未發現陸生貝類。
  15. The paper studies composition of grasshopper community in different habitats, found that differences in family, genus and species and analyzed the causes of those. the author analyzed the following aspects by spss software and the measure of euclidean distance : ( 1 ) analyzed the relationship between grasshopper species and geographical distribution and divided 9 forestry belt into 3 main habitat model : low mountain conifer and broadleaf integrated forestry belt ; low mountain chanbai conifer forestry belt and middle - high conifer - betula ermam / - tundra belt ; adopted sum of deviation of square to clustered ecological species groups, and thus divided 48 grasshopper species into 3 main category, 12 ecological species groups

    在長白山地區蝗蟲生態分佈特點的研究中,主要應用spss軟體包、採用euclideandistance測度法對以下兩方面內容進行了分析: ( 1 )對長白山地區蝗蟲地理分佈關系進行了分析,將長白山9個林帶劃分為三大生境型:低山針闊葉林帶、低山長白松林帶和中高山針葉?岳樺?苔原復合體; ( 2 )利用離差平方和法對生態組進行等級聚類,結合實地調查結果,將48蝗蟲劃分為三大類12個生態組。
  16. It was found that : ( 1 ) the vegetation type of xiaozhaizigou nature reservation are broad leaved forest and coniferous deciduous forest, subalpine coniferous forests ; ( 2 ) there are " fargesia rufa, f. denudata, f. nitida, bashania fangiana " in various vegetation type in xiaozhaizigou nature reserve, especially mixed coniferous and broad - leaved forests and subalpine coniferous forests ; ( 3 ) in xiaozhaizigou, the broad - leaved forest, mixed coniferous and broad - leaved forests, and subalpine coniferous forests were suitable habitat for pandas ; ( 4 ) with the ascension of altitude, the vegetation type alters naturally and takes on natural state

    結果表明: ( 1 )小寨子溝大熊貓生境的植被類型有2:闊葉林和針葉林; ( 2 )小寨子溝自然保護區內分佈有青川箭竹、缺苞箭竹、華西箭竹、冷箭竹等多箭竹,這些作為大熊貓食料的箭竹廣布在各植被類型中,尤其是針闊林和亞高山針葉林; ( 3 )大熊貓對生境的群落結構有較廣的適宜性,闊葉林、針闊林、亞高山針葉林均可作為它的適宜生境; ( 4 )小寨子溝自然保護區內的植被類型是隨海拔的升高而自然過渡的,呈現出受人類活動影響較小的自然狀態。
  17. Today, the forest has been fairly well reestablished, tending to a mixed forest of evergreen broad - leaf and deciduous broad - leaf trees in succession

    該群落的物多樣性在同地區的次生林類型中處于較高水平,表明群落以前受到過中度干擾,目前的恢復狀況較好,群落的演替趨勢是常綠闊葉落葉闊葉林。
  18. The results showed that : the soil structure of forest was better than grassland, and the mixed forest was superior to the pure forest

    結果表明:各林分的土壤結構明顯好於荒草地,不同林分類型中林分明顯優于單純林。
  19. Iii ) for artificial communities including herbaceous community, pure conifer and needle broad - leaved mixed forest, the poor niche configuration and serious niche overlap of component species made the composition structure of community be in an unstable state

    3 )人工構建的群落(包括草本群落、針葉純林和針闊林)其組成物生態位配置差,生態位重疊大,造成群落組成結構不穩定。
  20. Study on population dynamics of chinese fir and its associated tree species in natural chinese fir - and - broad - leaved mixed forest in northwest fujian

    閩西北天然杉闊林杉木及其伴生樹群動態研究
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