芽葉率 的英文怎麼說

中文拼音 [yáyèlǜ]
芽葉率 英文
young shoot ratio
  • 芽 : 名詞（植物剛長出來的可以發育成莖、葉或花的部分） bud; sprout; shoot
  • 率 : 率名詞（比值） rate; ratio; proportion
  1. Higher value of ba / naa improved the initition of axillary bud, but as the result, the variegated parts were lost

    增加ba naa值可以促進腋芽發生，但對有些品種會增加花葉性狀的變異率，即花葉性狀的丟失。
  2. The process of initial culture showed quite difference in various hostas. h. ventricosa and h. " so sweet " were easier, while h. " frances williams " and h. " gold standard " were difficult. using shoot tip ( peak bud ) as explant was proved the effective method for improving survival ratio when hostas would defoliate or have defoliated in autumn or winter rather than in summer

    玉簪屬不同種類的組培初代建立存在著一定的差異，如h . ventricosa和h . 『 sosweet 』較容易建立，而h . 『 franceswilliams 』和h . 『 goldstandard 』比較困難；應在冬季玉簪屬植物將要落葉或已落葉后取莖尖（頂芽）進行初代建立，最好避開夏季，來提高初代建立的成活率。
  3. With the increase of substrate salinity, the accumulated sodium and chloride increased. as a result, all tissues had considerablly lower osmotic potentials than that of the solution on which they were grown at 60 day after planting. changes in length, dry weight, water content, ion concentrations, osomotic potential, ion content of hypocotyls during culture indicated that viviparous hypocotyls not only afforded nutrition for seedling growth, but also reserved ions, thus charged the balance of ion concentration and osmotic potential of the seedling

    鹽脅迫下幼苗單株葉面積下降的程度大於光合速率的降低，葉面積的減小是導致減產的主要原因；木欖幼苗各組分中的離子濃度以及含量隨栽培時間而變化；栽培初期剛萌根時，幼苗原胚軸中的離子滲漏到培養液中；此後隨著根系的發育以及芽的生長，幼苗轉為從培養液中吸收離子，並以吸收na 、 cl離子為主。
  4. The liquid seaweed manure increased yield by 10 % to 147 % and raised seed germination rate up to 12 %, the content of total sugar, vatamin c and chlorophyll were increased

    用海藻液體肥浸種，可使種子發芽率提高12 %左右，將其用於葉面噴灑，可使作物增產10 % ~ 147 % ，果實中總糖、維生素c 、葉綠素含量均有提高。
  5. There are also different in inducing cluster buds from callus of clone gingkgo and its other tissues and organs, some callus can induce cluster buds, but others can not. differentiation rate from the callus of cotyledon can be up to 36 % and the number of cluster buds is positive related to the times of subculturing

    但是不同器官誘導的愈傷組織對于叢生芽的誘導也是不同的，子葉誘導的愈傷組織的分化率較高，有36左右，並且繼代次數的增加也能夠增加分化的幾率
  6. Basically, high temperature promoted the rate of leaf emergence and accelerated budding of tillers

    基本上說，高溫促進葉片萌出速率並加速分蘗出芽。
  7. The seed dipping and foliage test on some vegetable with liquid seaweed manure prepared by acid - degradation and enzyme degradation showed that the liquid seaweed manure could enhance seed germination rate, promote crop growth, increase production and improve quality

    摘要採用由酶解法和酸解法制得的海藻液體肥，在蔬菜作物上進行浸種和葉面噴灑試驗，結果表明：海藻液體肥能顯著提高種子發芽率，促進作物的生長發育，提高作物產量，改善作物品質。
  8. In this study, systems of rapid propagation of the cultivars such as d. zingiberensis, d. panthaica and d. composite were setup to find the best way to meet the need of producing, and to establish the base of introduction, breeding and cultivar improvement of foreign dioscorea with high diosgenin ; in addition, there are two strategies to obtain polyploids combining with chromosome engineering : screeding natural mutations and mutation breeding were carred out on d. zmgiberensis. exploratively studies were done on rapid propagation of the three dioscorea plants. the result showed : explants of d. pathaica obtained the appreciate propagation efficency on ms + ba1. 0mg / l + naa0. 1mg / l, ms basic medium containing 6. 0mg - 1 ba, l. 0mg - 1 kt and sucrose at 30gl - 1 or 60g1 - 1 was the appreciate medium for microtuberization

    三種薯蕷屬植物離體再生體系培養條件的探索試驗結果表明：黃山藥外植體適宜的增殖培養基為ms + ba1 . 0mg / l + naa0 . 1mg / l ，微型塊莖誘導為ms + ba6 . 0mg / l + kt1 . 0mg / l + 3蔗糖，高濃度的蔗糖含量（ 6 ）能提高微型薯蕷的誘導率，但對其誘導起關鍵作用的還是ba的濃度；菊葉薯蕷增殖效果較好的培養基為ms + ba1 . 0mg / l ，以ms培養基為誘導微型薯蕷的最佳選擇，誘導率可達50 ；盾葉薯蕷最適宜的增殖培養基為ms + ba2 . 0mg / l ，在誘導微型薯蕷的實驗中發現，當ba濃度為6 . 0mg / l和8 . 0mg / l時， 15d左右節間處膨大形成綠色圓球狀小塊，但繼續培養其上則開始分化芽。
  9. And this had brought progress to series of academic subjects such as morphology, cytology, physiology, biochemistry, heredity, breeding, agriculture, forestry, horticulture, medicine and pharmacology etc. the technique has already been used all over the world for the propagation of valuable flowers and plants, fruit trees, vegetables, oil plants, grain crops, as well as the propagation of valuable chinese medicinal herbs, some of which have been industrialized

    植物非試管高效快繁技術與植物組培試管快繁和傳統育苗技術相比的先進性，及其在技術生產運用中的特點為： １ 、用植物3毫米- - 1厘米長的微型繁殖單位材料（包括一葉一芽） ，直接接種在大田沙床或營養袋中，一次成苗直至供應生產，不需任何移動，育苗成活率極高。
  10. Addition of img / l tdz and img / l naa resulted in the highest bud regeneration rate ( 67. 9 % ) and number ( 35 ) of buds per explant. regeneration rate could be improved apparently in the medium with agno3

    1mg ltdz和1mg lnaa配合對子葉再生具有極強的誘導作用，再生率最高，達到67 . 9 ，平均每外植體不定芽數達35個。
  11. The result of study on the factors affecting the transformation frequency showed : the leaf disc was pre - cultured for 2 days, infected for 20 minutes, co - cultivated with agrobacterium eha105 for 2 days, which could improve regeneration efficiency. the highest regeneration efficiency was 13. 3 % in this experiment

    實驗結果表明：葉片預培養2d ，農桿菌浸染20min ，與農桿菌共培養2d時，篩選培養基上洋桔梗葉盤不定芽分化頻率最高，達13 . 3 。
  12. Results showed the ration of oil inhibitory on alfalfa seed germination was correlated linear - exponent with soil diesel oil densities, and yellow leaf and drying up was appeared after sprouting in high density dealing group

    結果表明，紫花苜蓿種子發芽抑制率與土壤柴油污染濃度明顯指數線性相關，而且發芽之後高濃度處理組幼苗出現黃葉和乾枯現象。
  13. ( 1 ) plant regeneration system of cucumber contyledonary node was established. ( 1 ) the cotyledonary node was regarded as optimal explant by comparing the differentiation frequency of 3 kinds of explants ( cotyledon, cotyledonary node and hypocotyl ). ( 2 ) by discussing the effect of pgr ( naa and 6 - ba ) concentration and combination on differentiation frequency of adventitious buds, we concluded that the optimal shoot induction medium is ms basal medium with 1mg / l 6 - ba ( ph5. 8 )

    （ 1 ）黃瓜子葉節植株再生建立東北農業大學理學碩士學位論文一通過對比三種外植體（于葉、子葉節、下胚軸）的分化率，得出最佳外植體類型為子葉節；通過探討pgr （ naa 、 6 ba ）濃度和配比對不定芽分化的影響，得出最佳芽誘導培養基為：卜1叭6 。
  14. Soybean cotyledonary nodes were transformed with s gene of ibv via a. tumefaciens - med ated transformation. the highest transformation rate of 6. 7 % was detected in the present experiment

    以子葉節為外植體，在抗性篩選培養基上大多白化死亡，有少數生長出芽，轉化頻率最高為6 . 7
  15. Our experiment indicates : ( 1 ) the optimal concentration of kanamycin for screening torenia fournier regenerated buds was 400 mg / l. the ideal transformation was obtained in the following conditions : the leaf discs were dipped in agrobacterium suspension that od600 was 0. 1 for 10 ~ 20 min ; subsequently cocultivated on the ms solid coculture medium containing 20umol / l acetosyringon for 7 to 8 d at 23, and the induction ratio of regenerated buds was 27. 2 %

    研究結果表明： （ 1 ）篩選藍豬耳轉化芽的最適卡那黴素濃度為400mg l 。 od _ （ 600 ）為0 . 1的菌液濃度菌液浸染葉盤10 20min ，固體共培養基（含20 mol l乙酰丁香酮）上23共培養7 8d可獲得理想的轉化效率，轉化芽誘導率為27 . 2 ； 16h光照， 8h黑暗是較理想的共培養光周期；莖段是較好的轉化受體。
  16. The average frequency of shoot regeneration in the cms line was 30. 0 % and 2. 34 % respectively and that in maintainer line was 30. 0 % and 3. 54 % respectively. on the other hand, explants of different sections of cotyledon resulted in different shoot regeneration abilities

    不育系子葉與下胚軸的平均芽再生率分別為30 . 00和2 . 34 ；而保持系的平均芽再生率分別為30 . 0和3 . 54 。
  17. Cotyledon without petiole showed a significantly lower frequency of shoot regeneration ( 16. 7 % ) compared with that of entire cotyledon ( 33. 8 % ), but the average number of shoots per explant ( 4. 2 ) was more than that of entire cotyledon ( 2. 5 ). no shoot was obtained when the petiole alone was cultured. the frequency of shoot regeneration ( 8. 3 %, 12. 5 % ) and average number of shoots per explant ( 2. 3, 1. 7 ) from the upper section of lamina or one side of lamina was lower than those of entire cotyledon

    另一方面，以「種都一號」兒菜的不同子葉部位作為外植體所進行的研究結果表明，不帶子葉柄的完整葉片其芽再生率（ 16 . 70 ）顯著低於帶子葉柄的完整子葉（ 33 . 8 ） ，但平均再生芽數，前者（ 4 . 2 ）卻高於後者（ 2 . 5 ） ；子葉柄不能進行芽的分化；不帶子葉柄的子葉尖端和子葉一側，其芽再生率（分別為12 . 5 、 8 . 30 ）及再生芽數（分別為2 . 3 、 1 . 7 ）也明顯低於帶子葉柄的完整子葉。
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