莖徑 的英文怎麼說

中文拼音 [jīngjìng]
莖徑 英文
stem diameter
  • : 名詞(植物體的一部分) stem (of a plant); stalk
  • : Ⅰ名詞1 (狹窄的道路; 小路) footpath; path; track 2 (達到目的的方法) way; means 3 (直徑的簡稱...
  1. 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
  2. The result indicated that the growth of root system of cyclamen persicum was evidently enhanced and increased top diameter and corm scale by way of complex substrate

    結果表明,復合基質顯著促進了仙客來根系的生長,增加了冠和球大小。
  3. Field germination, nodulation status and physical growth parameters of seedlings ( shoot and root length, vigor index, collar diameter, leaf number, fresh and dry weight of shoot and root and total dry biomass increment ) were recorded after three and six months of seed sowing

    播種的3和6月後,記錄幼苗大田發芽、分枝狀況和其他物理生長參數(枝條或根長、活力指數、、葉片數、分枝或根鮮重和干重、總的生物量干重增長)等。
  4. At the surface of the pollen grains there are three types of aperturates, including three porates type, three colpates type and three porate - colpates type ; and four types of sculpture, namely, reticulate, striate, striate - reticulate and verrucate. the upper epidermal cells of the leaves of 12 species plants are detected with hpias - 1000 image analytic system through the treatment of binarization, and the experimental methods are proved stable. the results indicated that the waviness of the anticlinal walls ( sfc ) and the ratio of the feret ' s diameter ( slf ) of the epidermal cells of the middle lamina in the third node of leaves starting from the lowerest part of the stem have a relative constant range and could distinguish from each other. oieanolic acid, l, 5, 8 - trihydroxy - 3 - methoxyxanthone and swertiamarin are separately detected on the tlc, and the different chromatogram of various plants can be considered as characters of identification. the contents of oleanolic acid in 12 species of plants are determinated by hplc, but among the different plants and botanical organs their contents are different, and the highest content in flowers

    本文對川鄂產獐牙菜屬藥用植物資源進行了野外調查、標本採集和鑒定,對12種乾燥藥材的性狀進行了描述,提供了可以鑒別的特徵。通過掃描電子顯微鏡觀察的12種本屬藥用植物的花粉粒均為單粒花粉,萌發孔有3孔型, 3溝型和3孔溝型三種類型;表面紋飾包括網狀紋,條狀?網狀紋,條狀紋和瘤狀紋四種類型。用hpias ? 1000高清晰度彩色病理圖文分析系統對葉片上表皮細胞作圖像分析,並進行方法學研究,結果表明,同種植物上第3節葉片中段主脈和第1側脈之間葉上表皮細胞垂周壁彎曲程度sfc值和細胞縱、橫向直的比值slf值,種間有顯著差異,每種都有相對恆定范圍值。
  5. 5 layer number of cortical cells in stem was n ' t changed evidently, however the ratio between cortical thickness and stem increased as well as the ratio between vascular cylinder and stem, up the gradient of nacl concentration. 6 stem dm of suaeda salsa remarkably decreased with increasing nacl concentration, so did the vessel dm of xylem in the stem

    ( 5 )隨鹽濃度的增加,皮層細胞層數未發生明顯的變化,但皮層厚度所佔的比重增加,維管組織占的比重同皮層厚度與的比值表現出相同的趨勢。
  6. ( 3 ) firstly detectes the waviness of the anticlinal walls ( sfc ) and the ratio of the feret ' s diameter ( slc ) of the epidermal cells in the leaves of 11 species, and studies the methodology, then give out two conclusion : a. epidermal cells in the place between middle and first side vein of the lamina on the third kont starting from ground have the most stable microscopic characters

    ( 3 )首次採用計算機圖像分析「 hpias ? 1000高清晰度彩色病理圖文分析系統」測定了獐牙菜屬11種藥用植物葉上表皮細胞垂周壁彎曲程度( sfc )和細胞縱橫直比( slf ) ,並進行了方法學研究,得到以下結論:上第3節葉片中段主脈與第一側脈之間上表皮細胞形態最穩定。
  7. Stems prostrate, internodes 1 - 5 cm long, ca. 1 mm diam., each nodes with 1 fine root and 2 scales

    匍匐,節間長1 - 5厘米,直約1毫米,每節生細根1條和2枚鱗片。
  8. On the base of var. analysis significance of the experimental treatment, we investigated crop response to water - salt stress regularity, studied the quantity relationship about crop yield and soil water and salt, established a function about them referring to blank and jense water model. conclusions as follows : ( 1 ) the effect of germinating time and rate emergence are different in soil with different salt content, and limited seriously in heavy saline soil

    在方差分析確認試驗處理顯著的基礎上,對作物生理生育指標(株高、粗、葉片數、花盤直、干物質量、葉水勢、籽實產量)進行統計分析探索作物水鹽響應規律;研究作物產量與土壤水分鹽分聯合作用的定量關系,參照水分的blank加法和jense乘法模型結構,建立作物水鹽響應模型。
  9. The layers of sheath cells and the diameter of cavity were correlated with taxa at subfamily and generic

    一般草本類型屬植物中分泌腔直較小,木本類型屬分泌腔直較大。
  10. The thesis had done the theories analysis in detail and built the relevant mathematics models aiming at the mechanics characteristic about the lodging of stalk, the elastic and plastic deform of stalk under the action of the transverse loads, the mechanics condition which causes stalk pushed, the relation between the speed of unit and the surface radius of ski, the relevant location between the thickness of the compressed stalk and action location of load, the relevant location between the mating device and plough, the coefficient of overturning soil under the thickness of the compressed stalk and so on. in addition, the computer aided analysis and simulating experiments in field were acted by choice

    本文對秸稈自倒伏力學特性;橫向載荷作用下的稈彈塑性變形與秸稈被推倒的力學條件;機組作業速度與滑撬曲面半的關系;秸稈壓實厚度與加載作用點的相對位置;配套裝置與犁體相對位置;秸稈壓實厚度下的翻垡系數等,進行了較詳細的理論分析並建立了相關數學模型。在此基礎上,本項研究還選擇性地進行了計算機輔助分析和田間模擬試驗。
  11. The shrinking and swelling in plant stem diameter was closely related to the crop water status within plant, the parameters derived from stem diameter measurements were reliable plant water status indicators, which could reflect crop water deficits sensitively, duly and accurately

    摘要植株的收縮和膨脹與作物體內水分狀況密切相關,變化測量參數能實時、靈敏地反映作物水分虧缺程度。
  12. Bionic of architecture out - look pay attention to the enlightenment of beauty of nature bring to mankind ; bionic of architecture structure pass to undergo special composition structure of organism of natural selection - for instance the research of the stem pole of the fiber, plant, skeleton of the animal, etc., and apply them to the structure design of architecture, it is an important way to structure innovates ; bionic of architecture function pay attention to studying the characteristic of organic unity " of the organism, through function imitation of nature such as metabolism and nervous system, etc. we get many useful ideal to urban and architecture development ; the bionic of utilize of energy and material through understanding the organism utilizes energy and material method in depth, combine with physics, chemistry, electron, etc, every achievement of discipline create new energy and material utilizing way

    建築造型仿生注重自然形態美帶給人類在建築形態創造方面的啟示;建築結構仿生通過對經過自然選擇的生物體的特殊構成結構? ?如纖維、植物的桿、動物的骨骼等的研究,運用到建築結構設計中,是結構創新的重要途;建築功能仿生注重研究生物體的「有機統一性」特點,通過對生物體內部機能如新陳代謝和神經系統等方面的模仿來組織建築功能或指導建築和城市及其環境的發展;建築的能源和材料利用仿生則通過深入了解生物體利用能源和材料的方法和過程,並結合物理、化學、電子等各學科的成果創造出新的能源和材料利用方式。
  13. 2 % 22 % and 29 % respectively less than using other three knives at cutting speed of 500mm / min when the moisture contents of rootstalks was 48. 2 %. the cutting forces were tested at four different parts of rootstalk that were the middle part along a radius, the tip part along a radius, the middle part along axis and the stalk part along a radius, and the force at the middle along a radius is the largest and increase 32 % 45 % 111 %, respectively more than at the other three parts. the force increase 37 % to cut the rootstalks from the areas one crop a year more than that from two crops a year

    試驗結果表明,根茬含水率愈高,剪切力愈小,根茬含水率與剪切力近似為二次曲線關系;刀片剪切速度愈快,剪切力愈小;凸曲線、斜線、凹曲線和直線四種不同的刀刃曲線對整株根茬剪切力依此由小到大,凸曲線和斜線剪切時有一定程度的滑切作用,所以剪切力相比較小,當根茬含水率為48 . 2 ,剪切速度500mm min時,與其他三種曲線相比凸曲線型刀刃的剪切力依次分別減少了7 . 2 、 22和29 ;對根茬中部、梢部和根部的剪切力,在相同試驗條件下,向中部最大,比梢部,軸向根部和根部稈所需剪切力分別增加32 、 45和111 ;當含水率為48 . 2 ,刀片的剪切速度為500mm min時,一年一熟玉米根茬比一年兩熟的玉米根茬剪切力增大37 。
  14. After rain, the soil water content is higher, while no rain, the soil water content decreases faster relatively. in autumn, the soil water content begins to drop, but the drop range is small than summer. during continual d rought, the soil water content of surface layer approaches to that of middle layer and under layer ; water conservation measures can increase chestnut ' s new branch remarkably, results difference among water conservation measures are not significant, meanwhile, water cons

    而在持續乾旱期,表層土壤的含水量接近於中下層土壤的含水量;保水措施能使新梢明顯增長,而保水措施之間的效果差異不明顯;同時保水措施並不能使新梢直明顯增粗;保水措施對成齡板栗樹根的增粗生長影響不大;綜合以上試驗結果,秸稈覆蓋為太行山片麻巖區的最佳的保水措施,地膜覆蓋其次。
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