近緣植物 的英文怎麼說

中文拼音 [jìnyuánzhí]
近緣植物 英文
kindred plant
  • : Ⅰ形容詞1 (空間或時間距離短) near; close 2 (接近) approaching; approximately; close to 3 (親...
  • : Ⅰ名詞1 (緣故) reason 2 (緣分) predestined relationship 3 (邊) edge; fringe; brink Ⅱ動詞(攀...
  • : Ⅰ動詞1. (栽種) plant; grow; cultivate 2. (樹立) establish; set up Ⅱ名詞(姓氏) a surname
  • : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
  • 植物 : plant; flora; botany; stray; greenery; phyton; phytum; phyta; phyt ; phyto ; phyte : 草本植物 her...
  1. In this paper, we investigated the fruits and seeds in detail from yunnan in the age of miocene and from shanxi in the age of pliocene. 1. a miocene flora of fruits and seeds is reported from a brown coal mine, named as mangdan, in western yunnan, sw china

    本論文首次對我國雲南和山西晚第三紀的果實和種子進行專門研究,並根據它們對應的現存最的分佈及生態特徵分析和重建了當時當地的古被、古環境和古氣候。
  2. Three types of cuticular thickening at the polar region of the guard cells are observed : slight cuticular thickening ; rod - shaped culicular thickening and rarely t - shaped thickening. with data obtained from the former research and personal observation, the cladistic methods were employed for the phylogenetic analysis of data and trees were rooted by out - group comparison using, the related genus kadsura. as result, a new system of the genus schisamdra michaux was reconstructed, and schisandra michaux was subdivided into 2 subgenus, 3 section, 2 series 10 species in this dissertation

    整理有關五味子屬研究的資料,補充搜集期發表的資料和本人研究所得數據,以種為基本單元,選擇的南五味子屬( kadsura )作為外類群,採用paup4 . 0b4a軟體對本研究得出的性狀數據作分支分析,重建五味子屬的系統發育,修訂和補充五味子屬分類系統,在五味子屬下設2亞屬、 3組、 2系、 10種。
  3. In the process of the investigatim, the author discovered a new type which the three leaves in the main stem are all verticillate, its appearance are quite different from the others in swertia genus. the results of rapd ( random amplified polymorphic dna ) analysis suggested it have obvious difference from the close relative species and it be a novel species

    酮酮在資源調查和標本採集中,發現一種主莖_ _沙十片均為三葉輪生,其形態與屬內其他種有明顯區別,並通過隨機擴增多態dna ( rapd )分析,與種比較差異明顯,故提出作為新種處理。
  4. Based on the reseaching of lycoris leaf micro - morphology characters by sem scanning, light microscope viewing and using paraffin method in the article, we try to provide the proofs of experiment and the efffective characer indexes to discuss the system and evolution of the lycoris. we find these microscope characers through reseach are as follows : the arrangement type, density and the length of stoma ; the shape and length of the epidermal cells ; the ridge of epidermis ; the transverse shape of leaf ; the number of the vascular bundle ; the style of vessel arrangement of vascular bundle in the middle vein ; the layers of palisade tissue ; the ratio of the thicken of palisade tissue to that of spongy tissue ; the angle number of the middle leaf ; the type of ventilating cavity etc. these characters are different from those of species in lycoris, meanwhile these characters are similar to those of some species in lycoris. so these characters can be used as the character indexes for differentiating species and reseaching systematic evolution of lycoris ; we can divide lycoris into two subgenus by these characteristic indexes : the species of one subgenus are l. aurea ( l " her. ) herb, chinensis traub, l. caldweuii traub, l. anhuiensis y. hsu et q. j. fan, l. longituba y. hsu et q. j. fan ; the species of another subgenu s are l. houdyshelii traub, l. albiflora koidz.,

    研究結果表明:葉表皮的氣孔排列方式、長度、長寬比,脊的明顯與否,葉表皮上的顆粒紋飾的多少、大小,葉表皮細胞長度、長寬比、垂周壁形狀,上部葉柵欄組織細胞層數、葉的維管束數、葉中脈導管組成數目,氣腔類型,葉的脊部遠軸面的角數,葉的形狀等這些特徵在種間存在差異,同時,在有些種之間又有相似性;因此,這些特徵既可以作為區分種的證據,又是研究石蒜屬系統演化的性狀指標,根據這些性狀指標,可以將石蒜屬大致分為兩個亞屬:一是忽地笑、中國石蒜、短蕊石蒜、安徽石蒜、長筒石蒜,二是江蘇石蒜、乳白石蒜、石蒜、玫瑰石蒜、稻草石蒜;在兩個亞屬中其中有些種如忽地笑、長筒石蒜、中國石蒜的親關系則更些。
  5. The structures and dynamic changes of the artifical sand - fixing vegetation were studied based on the follow views : components of vegetation community, plant diversity, life - forms of vegetation, trends of plant growth, characteristics of the vertical and horizontal structure of vegetation, relationship between the vegetation community and environment ( including soil moisture temperature etc. ), relationship between the vegetation community and characteristics of plant physiological activities. some results were showed as follow : 1. components, diversity and life style of artificial vegetation in shapotou region the marked changes of artificial vegetation have taken place during more than 40 years, since the establishment of sand - fixing vegetation

    本文以騰格里沙漠東南寧夏中衛縣沙坡頭地區人工固沙被作為研究對象,採用傳統生態學的野外調查方法,從被群落的組成、多樣性、生活型、群落生長動態、垂直結構特徵、水平結構特徵、群落結構與周圍環境(土壤含水量、溫度)相互關系及其與自身生理生態適應特徵關系等多個角度研究了人工被群落的結構及其動態變化,取得了如下研究結果: 1 、被群落組成、多樣性及生活型:沙坡頭地區人工被經過50年的演變,從流動沙丘到固定沙地,沙地被的動態變化經歷了從人工被到人工?自然被的轉變,從人工被建立初期的少數幾種引種到現有30多種,隨著固定沙地時間的延長,種類日趨豐富,並且人工被在15 25年、 40 50年兩個階段,種的周轉速率最大,即群落結構變化最大。
  6. In summary, the exotic species can affect native bird species in four main ways, 1 ) predation of birds or eggs by the exotic mammals ; 2 ) competition for habitats and foods with exotic birds, and loss of genetic diversity by hybridization with the closely - related exotic species ; 3 ) direct and indirect alterations of native habitats and food resources, and predation by the exotic invertebrates ; and 4 ) loss and fragmentation of habitats for native birds through altering species composition and structure of native plant communities by exotic plants

    外來生對鳥類的影響主要表現在以下幾方面: ( 1 )外來哺乳動對成鳥、幼鳥或鳥卵的捕食作用; ( 2 )外來鳥類與本地鳥類競爭棲息地和食資源,與當地的種雜交而造成基因流失; ( 3 )外來無脊椎動改變本地鳥類的棲息環境和食狀況,甚至直接捕食本地鳥類; ( 4 )外來入侵改變入侵地的群落組成和結構,造成本地鳥類的棲息地喪失或破碎化,並通過改變入侵地生態系統的食鏈結構而對高營養級的鳥類產生影響。
  7. Clustering analysis showed that plants in the genus of p. salicina could be distinguished from those in the genus of p. ameniaca ; there was some genetic relationship among p. mume, p. salicina and p. ameniaca, of which p. ameniaca was closer to p. mume in genetic relationship ; and the distance between varieties of each genus was different, with the smallest being 0. 1138 and largest being 0. 7633. the genetic distance reflects genetic relationship between tested materials. the result that varieties of each genus were close to each other in genetic relationship testified the traditional morphology - based taxonomy from the genomic dna

    不同引擴增出的帶型完全不同,聚類分析結果表明,李屬和杏屬能完全被區分開,李、杏和梅之間表現出一定的親關系,其中杏,梅之間的親關系較,各屬品種之間都有不同的遺傳距離,最小距離為0 . 1138 ,最大距離為0 . 7633 ,遺傳距離的大小反映了材料間親關系的遠,各屬內品種的親關系比較,這一聚類結果從供試材料基因組dna分子水平驗證了傳統的形態學分類觀點。
  8. The result of cluster analysis showed that the materials with fewer morpholo - gical difference and nearer geographical distribution had nearer relationship. this result was in keeping with the result of morphology on the whole and could provided molecular basis for the systematic study of ceratoides. l plants. the deterioration of seed was due to two reasons

    材料間rapd變異大,遺傳多樣性豐富,聚類分析結果表明,形態差異較小,地理分佈區域較的材料親關系較,其結果與形態學的研究結果基本一致,可為駝絨藜屬的系統研究提供分子水平上的依據。
  9. This paper reviewed the study history and advance of collection, taxonomy, evolution and application of molecule technique in linum species, and emphasized that it is urgently needed to have linum species in systematically studied china

    摘要本文對亞麻種收集、分類、進化以及分子技術的應用等方面的研究進行了回顧,並指出有必要對中國亞麻屬進行系統的研究。
  10. Abstract : the pollen morphology of 5 species of corydalis from northeast china was observed and compared by sem. the results declared the shape and size of the pollen and exine sculpture of the 5 species were basically stable and could serve as a taxonomic character

    文摘:用掃描電鏡對東北延胡索極其近緣植物的花粉形態進行了觀察,結果發現花粉粒在形狀、大小、外壁紋飾、溝的長短及寬度等方面均有區別,從中獲得了東北延胡索及其近緣植物分類方面的孢粉學依據.因此花粉的特徵可用於區別延胡索類
  11. High - yield and efficient techniques of gourd grown in the 2nd greenhouse in huachi county

    栽培歷史以及其野生演化的討論
  12. In p. salicina, leaves with a green petiole were long ellipse and wedge - like at the base, with no hair on the surface and petiole. in p. ameniaca, the leaf was rough on the surface and had hair. with its own germplasm characteristics, p. mume was close to p. ameniaca in genetic relationship

    李類的葉形為長橢圓形,葉基楔形,葉面無毛,葉柄綠色且無毛;杏類葉面粗糙、有毛;梅類於杏類,與杏類有較的親關系,但又表現出豐富的種質特異性。
  13. The genes encoding enzymes that are needed during the anthocyanin synthesis are conservative in many higher flowering plants, especially among plants that have near relative

    在許多高等開花中,尤其是在進化上親關系比較種,花青素合成各步驟所需酶的結構基因高度保守。
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