莖的結構 的英文怎麼說
中文拼音 [jīngdejiēgòu]
莖的結構
英文
caulome- 莖 : 名詞(植物體的一部分) stem (of a plant); stalk
- 的 : 4次方是 The fourth power of 2 is direction
- 結 : 結動詞(長出果實或種子) bear (fruit); form (seed)
- 構 : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
- 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
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Because of the special biological structure of bryology, it was very difficult to transfer foreign gene into the protonema or gametophyte by agrobacterium - mediated transformation. protoplasts as acceptor, using direct dna transfer methods such as microprojectile bombardment and peg - mediated transformation is becoming a good way
由於蘚類植物特殊的生物學結構用農桿菌侵染其原絲體或者莖葉體很難實現轉化,以原生質體作受體是蘚類植物轉化的常用途徑。The stem is generally aerial and erect but various modifications are found, for example underground stems like rhizomes, bulebs, and corms, and horizontal structures, such as runners
多數的莖是氣生且直立的,但也發現了許多莖的變態,地下莖有根狀莖、鱗莖、球莖;水平的莖結構有匍匐莖。Contractile root a specialized root developed by certain bulb - and corm - forming plants that serve to pull the bulb or corm down to the appropriate depth in the soil, e. g. crocus
收縮根:在某些具有形成鱗莖或球莖的植物中特化的根結構。收縮根的作用是把形成的鱗莖或球莖定位於土壤的某一特定深度,例如番紅花屬的植物。Semiquantitative analysis of lignin content in the culm by confocal laser scanning microscopy ( clsm ) showed that lignin contents are elevated in lodging - resistant varieties and this together with the anatomical features may provide higher culm strength resulting in increased lodging - resistance
因此,在超高產小麥品種的選育上,重視外源基因的引進,改進莖稈的結構特性及提高其木質素含量,可能是一個重要的選育方向。In this project, culms of lodging - sensitive and lodging - resistant varieties of wheat ( triticum aestivum l ) were compared at the morphological level to determine the anatomical features that are associated with these traits. this analysis revealed that lodging resistant culms are short, possess thicker mechanical tissue, and had larger vascular bundles
首先以不同品種的小麥為實驗材料,對其主要非葉器官?莖稈,從解剖結構、木質素含量、以及抗倒伏的力學特性等方面做了詳細的比較研究。A clearly defined endodermis is seen in all roots and in the stems of the non seed - bearing vascular plants and some dicotyledons
所有不產生種子的維管植物和一些雙子葉植物的莖中都可以清楚的顯示出這一結構。This experiment to adopt the method that paraffin was cut into slices studied the structural growth process on appearance and dissect of pugionium cornutum ( l ) gaertn in germination period and young sprout ; and to adapt wild flower, fruit, seed and cultivated root, stem and leaf of pugionium cornutum ( l. ) gaertn in leaf lushing period and leaf exhausting period from eerduosi city proceeded the research on appearance and anatomies. the result enunciates : the organs of pugiorium cornutum ( l. ) gaertn in root, stem and leaf have started dividing in germination period ; the transporting tissue and storing water tissue in young sprout period has been divided ; the ransporting tissue is flourishing, but the supporting tissue is unflourishing, so the root, stem and leaf of pugionium cormutum ( l ) gaertn is suitable for edibility
本試驗採用石蠟切片研究了沙芥發芽期、幼苗生長期各器官形態及解剖結構的變化過程;並對采自鄂爾多斯市野生沙芥花、果實、種子及人工栽培的葉片旺盛生長期、葉片生長衰退期的根、莖、葉等材料進行了形態及解剖學研究,結果表明:沙芥發芽期根、莖、葉各器官內組織已開始分化;幼苗期已分化出發達的輸導組織及貯水組織;葉片旺盛生長期各器官具有發達的輸導組織,但機械組織不發達,因此沙芥的根莖葉適于食用。But cluster buds can not be obtained from the callus of stems and embryo. it has likely relate to the inner structure of callus. lt is very difficult to get embryoid from mature embryo and its inducing rate is very low, and only 11. 5 % in the media containing n6 + ba 1. 5mg / l + naa 0. 5mg / l + sucrose 30g / l + agar 8g / l + ac 2g / l which is the best media for gingo tissue culture
而莖段和胚誘導的愈傷組織基本上沒有叢生芽發生,這可能和不同愈傷組織的內部結構有關。成熟胚的胚狀體誘導率較低,誘導相當困難,在n6 baiThere are many adaptive changes in the two research subjects ( artemisia. songarica schrenk. and seriphidium. santolinum ( schrenk ) polijak. ) in morphology and anatomy, such as with the increase of the daily age, the root - shoots ratio increased ; the root became stronger ; the ratio of leaf volume and leaf area increased ; the volume of epidermic cell decreased ; the cut - icle and phellem layer on the surface of root thickened. stoma caved in leaf ; epidermal hair of leaf and stem well - developed, palisde tissue developed well, the cell gap decreased ; the spongy tissue disappeared ; leaf is kinds of isolateralthat is the typical xeromorphic structure ; crystal cell and fibric cell increased ; conducting tissue and mechanical tissue developed well ; bundle sheath appeared
實驗研究的兩種菊科( compositae )植物(準噶爾沙蒿( artemisiasongaricaschrenk )和沙漠絹蒿( seriphidiumsantolinum ( schrenk ) poljak . ) ) ,形態解剖方面的變化表現為:隨日齡增加,根長/株高比值日益增大;根系逐漸發達;體積與葉面積比逐漸增大;表皮細胞體積變小;角質層增厚;根外部出現加厚的木栓層;氣孔下陷;葉、莖部的表皮毛密布,柵欄組織日益發達;而細胞間隙日漸變小;海綿組織逐漸消失;葉面結構常為典型旱生結構? ?等葉面;晶細胞及纖維細胞數目增多;輸導組織、機械組織日漸發達;具有維管束鞘等等。The tiller - nodes of 6 species of rhizome grass, including leymus chinensis, hemarthriajaponica, arundinella hirta, calamagrostis epigeios, c. rigidula, hordeum brevisubulatum in songnen plain, can live at best for 2 to 5 years, and do 2 to 4 propagating generations which is the same as the age class of tiller in number. the age structure of population is an increasing model which the young tiller is more than the old at quantity and biomass. during the whole growing season, the age spectrum varies for each species
松嫩平原,羊草、牛鞭草、野古草、拂子茅、硬拂子茅和野大麥等6種根莖型禾草種群的分蘗節最多可以存活2 5個年度,可以進行營養繁殖2 4個世代,分蘗株的齡級數與分蘗節營養繁殖的世代數相同,在種群分蘗株的數量和生物量上,生長季的各個時期均以幼齡分蘗株占較大比例,呈現為明顯的增長型年齡結構,各種類的年齡譜組成各異。Reclamation, purification and linkage of them respectively, then sequencing and analyses of according gene structure were made, results show that the complete sequence length of corresponding pcr product from brussel sprouts, kohlrabi and kale are 1665bp, 1650bp and 1650bp, containing the first two exons and introns and 22bp of the third exon
對各pcr產物分別進行回收、純化、載體連接和序列測定及基因結構分析等,結果表明,該片段在抱子甘藍、羽衣甘藍和球莖甘藍三種作物中的全長分別為1665bp 、 1650bp和1650bp ,包括相應基因的前兩個外顯子和內含子以及第三個外顯子的22bp序列。Sessile unstalked, for example an acorn, leaf, flower, or other organ that is attached to the main body of the plant
無柄的:無莖的,例如:橡樹果、樹葉、花朵或其他連接在植物體主幹的結構。Leaf gap ( lacuna ) a region of parenchyma differentiated in the stem vascular cylinder immediately above a diverging leaf trace. lateral connections insure no break in the vascular system
葉隙:葉跡從中柱分出的上方,初生維管柱上方出現的一些薄壁組織細胞,與莖的維管柱結構不同,它的側向連接保證了莖葉維管系統的連續。Bladder 1. a modified leaf, found on the stems of members of the bladderwort family, that develops into a distended structure for trapping small invertebrates
浮囊1在貍藻科植物的莖中發現的經過修飾的葉,可以擴大為一種結構用來捕獲小型的無脊椎動物。In order to elucidate the mechanism of salt - resistant structure, stems and leaves of 10 species of halophytes in the coast zone of red sea were studied by paraffin slice and light microscopy
為闡明鹽生植物的抗鹽結構機理,採用石蠟製片和光學顯微鏡技術對埃及紅海地區十種鹽生植物的莖和葉進行了結構植物學研究。Objective to study the cell structure changes of gastrodia elata after armillaria mellea infection as well as the nutritional resource of this important medicinal plant
目的研究天麻營繁莖被蜜環菌侵染后細胞結構的變化,及天麻整個生長期的營養來源。In addition, the origin and functions of the sub - epidermal cells in h. cordata stems and leaves as well as the characteristics of the corresponding structures of other paleoherbs and hydrapoten structure and distribution were studied
對魚腥草莖和葉中的皮下層細胞的來源和功能、與其他古草本類群相關的結構特徵以及水缽的結構與分佈等問題進行了探討。Meanwhile, base composition in rrna genes, the secondary structrues of trna and the potential stem - loop structure in the noncoding region were also analysesed in the present study
同時分析了d1na基因的堿基組成、 trna的二級結構、非編碼區潛在的莖環結構。Without the 87 bp deletion, and the 6 bp deletion were uncertain because of the incomplete sequence. and group 4, including gynostemmini, iii ~ v, emuzw, and rhxjb. without the deletion of both 87 bp and 6 bp, encoding 277 aa
5個含有3 』 utr的成員中, gynoste ~ iul比另外4個多了兩個小的莖環結構和一富含au的不穩定子元件are ( au ? richelement ) ,其mrna的穩定性可能因此受到影響。2073 bp fragment of rubisco was cloned, sequenced and analyzed from a. platensis fachb341, including partial sequence of rbcl gene, rbcx gene and rbcs gene. there are two transcription stem - loop termination structures downstream of the 3 " sequence of rbcl gene
分析結果顯示此基因的結構如下: 11230hp為rbcl基因; 1362 1727hp為rbcx基因; 1776 2073hp為rbcs基因: rbcl和rbcx基因之間存在rbcl基因的兩個轉錄莖環結構, 1732上為核糖體結合位點ggag 。分享友人