莖葉體 的英文怎麼說

中文拼音 [jīng]
莖葉體 英文
cormus
  • : 名詞(植物體的一部分) stem (of a plant); stalk
  • : 體構詞成分。
  1. This thesis taking the lead in systematically studying pleurocarpous mosses, is a part of the comprehensive research of bryophytes in hebei, which will provide datum for the statistics and analysis of bryophytes along with exploit and utility of plant resources in hebei, which will provide the first - hand material for the compilation of the ( ( flora bryophytarum hebeiensis ) ) and the ( ( flora bryophytarum sinicorum ) ). on classification system, the author references the classification systems about bryophytes and approves standpoint of vitt., considering that the place of capsule growing is the criterion of distinguishing acrocarpous and pleurocarpous mosses

    本研究採用了陳邦傑教授( 1963 )修正的reimers ( 1932 )關于蘚綱植物的分類系統,同時,支持h . d . mitten ( 1984 )的觀點,認為劃分頂蒴和側蒴蘚類植物的依據是孢子著生的位置,其中側蒴蘚類植物是指蒴柄從腋中發生非著生頂的蘚類植物,分類系統上指從虎尾蘚科( hdwigiaceae ) ?塔蘚科( hylocomiaceae )等。
  2. The results showed that 5406 actinomyces can improve the wheat seedling ' s height, root system and stalk leaf weight, can increase content of chlorophyll and root system activity in sterilized sand culture

    結果表明,經5406放線菌處理后小麥幼苗株高、根長、根積、根系及片干重、綠素含量及根系活力均有不同程度的提高。
  3. 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或者莖葉體很難實現轉化,以原生質作受是蘚類植物轉化的常用途徑。
  4. The second leaf takes place at the basal part of the first leaf and originates from the shoot apex cells when the first leaf pierces the calyptra

    第一突出帽狀之後,由第一基部保留下來的干頂端細胞產生第二
  5. The bacteri of strain tl2 were found to be mainly distributed in the intercellular space of sclerenchyma in the root, the intercellular space of collenchyma and vascular bundle in the stem, the stomatal apparatus, the intercellular space of epidermal cell, collenchyma and endodermis in the leaf

    其菌主要分佈在根部厚壁組織的細胞間隙,部厚角組織的細胞間隙、維管束等組織的細胞間隙、片的氣孔器附近、上下表皮細胞間隙、厚角組織細胞間隙以及內皮層組織細胞間隙等。
  6. With 24 c or 4 c, the change trends of the content of the salidroside was basically consentaneous in the consecutive cultural eras of the callus. in the callus from the different explants, the influence was maximal to the the activity of pal enzyme and the influence was lowest to the the activity of ca4h enzyme, and the influence to the the activity of tal enzyme was ascertained according to the explant of the callus. so in the same explant with the different temperature or in the different explant with the same temperature, there was no incident between the content of the salidroside and the activity of enzymes pal, ca4h and tal, and we presumed that there may be emphasized particularly on different metabolic pathway of salidroside

    ( 2 ) 、愈傷組織的外植來源、培養溫度條件和不同的繼代培養數都影響著其中紅景天甙的含量和苯丙氨酸解氨酶( pal ) 、肉桂酸解氨酶( ca4h )和酪氨酸解氨酶( tal )這3種酶的活性;不管是來源還是來源,不管是24培養還是4培養的愈傷組織,在連續繼代培養中紅景天甙含量的變化趨勢基本上是一致的;無論是來源的愈傷組織還是來源的愈傷組織,培養溫度對pal酶的酶活性影響最大,對ca4h酶的酶活性影響最小,對tal酶的酶活性影響視不同的外植來源而定;在相同外植來源的愈傷組織中及不同的培養溫度的條件下,或是在不同外植來源的愈傷組織中及相同溫度的培養條件下,其紅景天甙含量與pal酶、 ca4h酶和tal酶的酶活性之間沒有完全一致的對應伴隨關系。
  7. There 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;積與面積比逐漸增大;表皮細胞積變小;角質層增厚;根外部出現加厚的木栓層;氣孔下陷;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;面結構常為典型旱生結構? ?等面;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。
  8. Stipe 1. in the more highly differentiated phaeophyta ( brown algae ), such as wracks and kelps, the stalk between the holdfast and the blade

    柄:在高度分化的褐藻門植物如角藻、巨藻等海藻中,連結基足和之間的狀物。
  9. Here we studied the relationship of various factors and the quality of protoplasts. which maybe could be the basic of moss gene targeting. results showed : inoculated the spores onto diferrent kinds of media, such as ms, benecke and knop, we found that there was no difference when the spores germinated and differentiated into cauliform soon

    通過對立碗蘚的無菌培養和原生質操作發現: ( 1 )立碗蘚孢朔接種在無菌ms 、 benecke 、 knop培養基上,均可萌發產生原絲,但不久便分化為莖葉體,很難長期保持其原絲狀態,不同培養基條件下原絲狀態有所不同。
  10. A. implicatum could distribute in leaf sheaths, leaf blades, stems, roots and seeds, and could be transmitted by plant seeds, proved by the pcr detection method

    利用該pcr檢測法探明了旗草內生真菌a implicatum是通過種子傳遞的,其在植物內可分佈於根、鞘、片、以及種子。
  11. The materials as explant in transformation come from birch leaf, stem segment and leaf stalk, and the spider toxin gene was used as foreign gene for this transformation experiment. it showed that the best explant was the big leaf, on which the transformation frequency was 22 %. by gus detection, there were 43 percent of the plants with kanamycin resistance, and 100 percent of positive result, by pcr amplification, was gotten from random sampling

    利用雙元載的根癌農桿菌lba4404菌株( agrobacteriumtumefaciens ) ,含質粒pyhy (目的基因及npt 、 gus基因) ,對白樺試管苗段,柄,片三種外植進行侵染,結果表明:大片生長勢強,為轉基因的最優外植,轉化率能夠達到22 。
  12. Leucoplast a colorless plastid, i. e. one not containing chlorophyll or any other pigment. leucoplasts are common in the cells of roots and underground stems and storage organs

    白色:一種無色的質,不含綠素和任何其它色素。白色多存在於根部細胞、地下和儲藏器官中。
  13. Sessile unstalked, for example an acorn, leaf, flower, or other organ that is attached to the main body of the plant

    無柄的:無的,例如:橡樹果、樹、花朵或其他連接在植物主幹的結構。
  14. 2 comparative study on morphology in the light of the form of the materials, hup shows more approximate relationship with gri : they are 50 ~ 70cm high at the period of fructescence ; both are perennials and reproduce themselves by root stock, and especially, hup can also reproduce itself by branch roots and buds growing from stipes when the stems fall againt the ground, and then those buds develop into new bodies ; while gri can reproduce itself not only by vegetative propagation but by seeds. both of hup and gri characterize with bigger leaf blade and with the approximate form of simple leaf, with root stock, and with two - line seeds in one fruit

    2形態學比較從形態上來看,新種hup與分佈海拔高度相近的gri比較接近:植株高大,果期株高50一7ocm ;都為多年生,能以其根狀繁殖,但前者還以較為特殊的營養繁殖後代,即倒伏后每個節上長出新的根和芽,發育成獨立的新植株,後者既能以營養繁殖,又可通過種子繁殖;具有較大的片且單形態相近,果實內有二行種子(其它種為一行) . 。
  15. Trichomes are specialized epidermal cells, which are normally present on the leaves, stems, and sepals of arabidopsis. they are thought to provide a first line of defence against pests and pathogens, so the cloning and analysis of trichome - specific - promoter is of significance

    表皮毛是特化的植物表皮細胞,在擬南芥中表皮毛通常分佈在、花萼上,它是植物抵禦外界侵害的第一道屏障。
  16. And the viviparous plantlets of both species are formed for the differentiation of floral primodium, but the position if viviparous plantlets is different. for the species of polygonum viviparum l., the viviparous plantlets are formed in the inflorences, while in saxifraga cernua l are in the leaf axils. on the results of observation for morphology and anatomy, vascular bundles of viviparous plantlet are connected with that of their parent

    從來源和性質看,二者的胎生苗均由花原基直接分化形成;但從位置上看,珠芽蓼在花序中形成胎生苗,而珍珠虎耳草則在地上腋部位形成胎生苗;從形態解剖角度觀察,胎生苗的維管束與母的維管束直接相連,胎生苗脫落時,其上已長出片1 - 3枚。
  17. The vegetative status and the flowering and fruiting developmental rhythm of changnienia amoena were investigated in tiantangzhai population of anhui province during the flowering and fruiting period

    摘要對安徽省天堂寨自然保護區獨花蘭野生種群的花果期節律和營養狀態研究表明,開花植株占觀察樣本的37 . 5 % ,個是否開花與假鱗數目、地下積和面積呈極顯著相關關系。
  18. The results show that the part of the heavy metal element cumulated in root tissue organ on the growth periods and the part of the heavy metal element discharged besides the plant body with the tissue organ of stem and leaf wilted on the growth periods of the anisodus tanguticus ( maxim. ) pascher

    結果表明,山莨菪在生長周期內吸收的重金屬元素並非全部蓄積在根組織器官中,部分重金屬元素通過年生長周期內的生長發育而隨著地上部分等組織器官的枯萎被代謝排出植物外。
  19. When the concentration is low, 0 - 6 mg / kg, the content of cadmium in the root of alfalfa is lower than in the stern and leaf, but two times higher than the forage hugiene standard of our country. when the concentration is higher than 10mg / kg, the content of cadmium in the root is 20 times higher than the standard, but the content of cadmium in the soil decreased obviously, so alfalfa of this condition is the best alternative for renovating polluted soil. when 200mg / kg znic is added, the poison of cadmium is decreased dramatically with the grow time increasing, the cadmium effect on living number decreased

    盆栽試驗中鎘對紫花苜蓿的出苗率、根、的生物量的影響與種子的萌發呈現同一規律;鎘在紫花苜蓿內的含量也與土壤中鎘濃度有關:低濃度0 ? 6mg kg時,紫花苜蓿根部的鎘含量低於中的鎘含量,但己超出我國飼料衛生標準2倍,濃度大於10mg / kg時,根部的鎘含量比飼料衛生標準高出20倍,而土壤中鎘含量大大降低,所以此時的紫花苜蓿是修復鎘污染土壤的較好的植物;當加200mg kg鋅后,鎘的毒害作用明顯減小,隨著生長時間的增長,生物量受鎘的影響也在減小,同時紫花苜蓿內的鎘含量大幅度降低,有些己降到飼料標準以下。
  20. The results show that with the increasd of applied phosphoric fertilizer the inorganic phosphate ( pi ) content increases obviously in wheat plants, and the sucrose content in wheat shoot was reduced at different developing stages

    結果表明,隨著施磷量的增加,小麥不同生育時期的植株內無機磷含量明顯增加,而中蔗糖含量呈降低趨勢。
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