選擇株 的英文怎麼說

中文拼音 [xuǎnzháizhū]
選擇株 英文
select plant
  • : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
  • : 擇動詞(挑選) select; pick; choose
  • : Ⅰ名詞1. (露在地面上樹木的根和莖) root and stem of a tree above the ground 2. (植株) individual plant; plant Ⅱ量詞(棵)
  • 選擇 : select; choose; opt; election; choice; culling; alternative
  1. These confirmed the successful transformation of the a78 - 3 and a78 - 4 on selection medium containing basta. microarray on membranes were fabricated from a set of 384 pinus taeda genes ( cdnas ) related to lignin synthesis, adaptation or primary metabolism for examination of gene expression in the sublines. the results showed : ( 1 ) the correlation coefficients between the transgenic sublines a78 - 3 and a78 - 4 and the untransformed control a95 : 88 : 22 were 0. 8028 - 0. 9028, while those of a78 - 5 are 0. 8897 - 0. 9302

    384個與木質素生物合成及植物生理代謝和環境適應性有關的基因或cdna片段構建尼龍晶元膜,並對轉基因細胞亞系a78 - 3 、 a78 - 4和a78 - 5和對照亞系a95 : 88 : 22等培養再生植進行基因表達的微陣列檢測,結果表明: ( 1 )三個亞系與對照之間的pearson相關系數分別為0 . 8607 、 0 . 7975和0 . 9630 。
  2. The results also revealed that it was a reasonable choice to use carbenicillin as the antibiotics of inhibiting growth of remnant agrobacterium after co - culture, and when hygromycin was used as the selective agent, continuous selection at low concentrations ( 50 ~ 150mg / l ) produced the highest numbers of transgenic plants without escapes

    試驗表明,在農桿菌介導高羊茅遺傳轉化中,抑菌劑宜用梭節青霉素;以潮黴素作為劑時,採用低濃度( 50一15om留l )連續篩的方式比較合適,在該方式下,獲得的轉基因植較多。
  3. So the clonal architecture of the two species was defined as guerilla pseudoaxis style. 3. clonal hierarchical selection models of l. virgaurea and l. sagitta included four hierarchies : clonal fragment, root of ramet, ramet and genet

    黃帚橐吾和箭葉橐吾的克隆等級模型包括克隆片斷(無效根狀莖) ,分根系和完整分及基四個等級。
  4. Three or four ramets of each selected tree are grafted.

    出來的每一棵優都嫁接繁殖3-4個分
  5. The stem of helianthus tuberosus ( l. ) had the ability of containing high contents of na + and cl -, and selectively absorbed k + in high proportions seawater irrigation ; the above and tubers yields of helianthus tuberosus ( l. ) had n ' t decreased until at the 50 % proportions seawater irrigation where the yields decreased by 37 % and 32 % in contrast to freshwater - irrigated. it meant that through natural weather, reduction of yields was occurred by salinity of irrigation water but the reduction was not significant until the proportions of seawater in irrigation water were the same as 50 % or above it

    海水灌溉下,菊芋的莖部具有明顯的貯cl ~ - 、 na ~ +能力,在高濃度海水灌溉下菊芋整個植對k ~ +具有較高的吸收性;菊芋地上部和塊莖產量在30海水處理范圍內,沒有減產趨勢,在50海水灌溉下減產幅度分別為37和32 ;可見,正常自然條件下的海水灌溉,對產量的影響主要和灌溉水的濃度有關,但只有在50處理下才顯著減產,低於50產量並無差異。
  6. The results indicated that : jaj could selectively stimulate the reprduction of bifidobacteria in vivo and inhibit the growth of e. coli which is a main parasitic basterium in human intestinal tract ; moreover, jaj could apprarently improve intestinal tract function. in tested group, the mice excreted smoothly and the faecal particles of mice were big and wet, but in control group, the faecal particles of mice were small and dry. lt was suggested that inulin may be the important effective component in jaj which promoted the reprduction of bifidobacteria in vivo. at last, the effects of ja on the bile salt resis tance of bifidobacteria were studied. the test proved that : deoxycholic acid na - salt ( dca - na ) had intensely toxical action on blm and bbm ; adding glucose and fructose in media could decrease the lexical action on bbm. but inulin and jap had not apparent effect

    在通過單菌檢驗和混菌檢驗確立了一種性雙歧桿菌培養基之後,進一步以健康昆明系小鼠為實驗動物,研究了菊芋在動物腸道內對雙歧桿菌的影響,動物實驗結果表明,菊芋汁在體內對雙歧桿菌有性促進生長作用,而腸道中主要條件致病菌?大腸桿菌的生長受到抑制;菊芋中的菊糖成分可能對菊芋在體內性地促進雙歧桿菌生長起了主要作用;此外,菊芋還具有明顯的整腸作用,同對照組相比,飼喂菊芋汁的小鼠排便順利,糞便顆粒大且濕潤。
  7. Interspecific protoplast fusion between aspergillus terreus t - 730, an itaconic acid producer, and aspergillus niger ni - 5k, a glucoamylase producer, was done to breed new mold producing itaconic acid from starch. the ni - 5 strain was induced with antibiotic - a, which became a drugresistant strain ni - 5k

    衣康酸高產菌犧土麴黴aspergillusterreust - 730和檸檬酸高產菌黑麴黴aspergillusnigerni - 5 ,以抗菌素a對黑麴黴ni - 5進行誘導培育,形成遺傳穩定的抗藥性菌ni - 5k 。
  8. The result showed that the homology rate of pila gene among the 5 avian pathogenic e. coli strains tested and one human e. coli were from 89. 8 % to 91. 1 %, and the homology rate of amino acid were from 88. 5 % to 91. 8 %. the homology rate of pila gene sequence among 5 avian pathogenic e. coli strains tested and avian pathogenic e. coli reported ( serotype o1, o2, o78 ) were from 87. 8 % to 90. 2 %, and the homology rate of amino acid were from 84. 6 % to 91. 2 %. there had homology in avian pathogenic e. coli. there had some common antigen side in type 1 pili of avian pathogenic e. coli

    結果表明:運用msha法檢測1型菌毛的檢出率為80 ( 36 45 ) , pcr法的檢出率為95 . 5 ( 43 45 ) , pcr方法用於1型菌毛的檢測比msha更加敏感、快速、特異性強;5優勢血清型雞源致病性大腸桿菌代表( o _ ( 89 ) , o _ ( 119 ) , o _ ( 141 ) , o _ ( 127 ) )的1型菌毛pila基因的pcr擴增片段經純化后,分別定向克隆到puc18質粒的多克隆位點,構建了含有目的基因片段的克隆質粒,並轉化到dh5大腸桿菌載體菌中,篩獲得陽性克隆菌
  9. Based on this consideration, we chose human colorectal cancer cell line ccl229 as the experimental object, down - regulating its grp94 expression by specific ribozyme targeting. we observed its effects on the biological characteristics of ccl229 and upr pathway, and gained further understand of the grp94, upr and tumor relationship

    基於此,我們了人大腸癌細胞ccl229作為研究對象,通過特異性核酶打靶的方式,下調細胞中grp94的表達水平,觀察其對人大腸癌細胞某些生物學特性及upr通路的影響,加深對grp94 、 upr和腫瘤這三者間關系的了解。
  10. Make selection rigorous by selecting the best trees of many.

    在許多樹木中進行嚴格的出最好的植
  11. This paper concerns studies on rhizobia in symbiosis with important legume soybean and peanut crops in china, following : 1 ) summarized bio - diversity of rhizobia, including indigeneous population, isolation frequency, strain type, distribution, and strain - host promiscuity and compatibility from large and small samples. 2 ) reviewed symbiont improvement in both sides of rhizobia and hosts, involving selection of effective rhizobial strains, evoluation and utilization of the host germplasm for symbiotic properties, and selection of the both sides for special characters. 3 ) discussed the subject on the rich symbiont germplasm resource in china and on further research being necessary to exploitation and utilization of the benificial germplasm

    針對我國主要豆科作物大豆和花生的研究成果,並結合本身研究工作內容, ( 1 )總結了與宿主共生的根瘤菌生物學多樣性,包括大、小樣本的土著根瘤菌群體數量、分離頻率、類型與分佈及其菌宿主共生混交性與親和性; ( 2 )評述了根瘤菌宿主植物共生體雙邊固氮改良,包括優良菌育、宿主品種資源共生特性的評價與利用及特異性狀的; ( 3 )討論了我國這一類共生體資源的豐富性以及有必要進一步加大力度研究有益資源的開發和利用的問題。
  12. Abstract : this paper concerns studies on rhizobia in symbiosis with important legume soybean and peanut crops in china, following : 1 ) summarized bio - diversity of rhizobia, including indigeneous population, isolation frequency, strain type, distribution, and strain - host promiscuity and compatibility from large and small samples. 2 ) reviewed symbiont improvement in both sides of rhizobia and hosts, involving selection of effective rhizobial strains, evoluation and utilization of the host germplasm for symbiotic properties, and selection of the both sides for special characters. 3 ) discussed the subject on the rich symbiont germplasm resource in china and on further research being necessary to exploitation and utilization of the benificial germplasm

    文摘:針對我國主要豆科作物大豆和花生的研究成果,並結合本身研究工作內容, ( 1 )總結了與宿主共生的根瘤菌生物學多樣性,包括大、小樣本的土著根瘤菌群體數量、分離頻率、類型與分佈及其菌宿主共生混交性與親和性; ( 2 )評述了根瘤菌宿主植物共生體雙邊固氮改良,包括優良菌育、宿主品種資源共生特性的評價與利用及特異性狀的; ( 3 )討論了我國這一類共生體資源的豐富性以及有必要進一步加大力度研究有益資源的開發和利用的問題。
  13. In this study a microbial system for biphenyl biodegradation is set up in order to investigate the effects of surfactants on biodegradation of hydrophobic organic compounds. four strains which can grow on biphenyl as the sole carbon and energy sources are selected out, in which alcaligenes eutrophus dj1 and pseudomonas sms02 are chosen as degradation strains. after studing the bioavailability of three nonionic surfactants ( op - 10, tween - 80, and triton x - 100 ), they are added into the biodegradation system of biphenyl

    為了考察表面活性劑對疏水性有機污染物生物降解的影響,本論文聯苯作為模擬研究體系,篩、馴化得到四可利用聯苯作為碳源生長的菌;考察了聯苯降解菌對三種非離子表面活性劑op - 10 、 tween - 80 、 tritonx - 100的生物可利用性;用高效液相色譜法測定了非離子表面活性劑對聯苯的增溶曲線;較系統地研究了加入非離子表面活性劑對聯苯生物降解速率的影響。
  14. Pcr amplification using 2 degenerate primers for nitrogenase fe protein gene was performed with chromosomal dna isolated from the 29 isolates. the result suggested that a nifh amplicon of 323 nucleotides was detected in 7 isolates and the 7 isolates are c4 c5 g1 g2, w5 t1 and t7. these pcr amplified fragments were cloned, and sequenced

    首先利用芽孢桿菌中芽孢的抗熱性將土壤溶液在100沸水中煮10 - 15分鐘,然後用性無氮培養基進行初篩得到29菌落形態不同的菌;接著用固氮酶結構基因nifh的特異性引物對這29菌進行pcr擴增,結果表明其中7個菌具有nifh基因,這7個菌的編號依次為: c4 、 c5 、 g1 、 g2 、 w5 、 t1和t7 。
  15. The great bustard selects the areas with abundant plant species. higher vegetative cover score. smaller proportion of bare area and taller plants to display on postfire grasslands ; the important factors that influence the great bustard to selection display fields are the proportion of hay, stipa baicalensis density and the thickness of hay on unburing grassland

    在火燒地,大鴇會植物種類數較多、蓋度較大、裸地比例較小及植相對較高處進行求偶炫耀;在非火燒地,枯草比例、貝加爾針茅密度及枯草厚度是影響其求偶場的重要因素。
  16. This paper gives a survey on experimental forestland. 25 tree species were selected, and arranged in order by average diameter at breast height, average height, average individual volume and annual average volume increment in a unit area in this experiment

    摘要簡要介紹了試驗林地的概況,了25個樹種進行試驗,並按各樹種林分平均胸徑、平均樹高、平均單材積和平均單位面積蓄積的年平均生長量進行排序。
  17. Anti - melatonin monoclonal antibodies of higher titer, affinity and good sensitivity were obtained by coupling mt to bovine serum albumin with formaldehyde and by immunizing mice with multifocal intra - dermal injections. we obtained 6 strains of hybridoma, all of them secreting specific antibodies to mt, we apply antibodies to determinate free mt inhuman serun with group - selective immunoassay technique. an inhibition curve for mt was obtained in the range of 50pg to30ng, and 1. 4ng of mt inhibited the value of the assay by half. we evaluate the specificity of antibodies by determination of cross - reactivity of several analogues, the moabs recognized mt but

    通過將mt用甲醛作連結劑連結到牛血清白蛋白上sa採用皮下多點注射兔疫小鼠得到了高效價,高親和力,較好特異性的抗mt單克隆抗體,最後獲得了5單克隆細胞,都能分泌針對mt的特異性抗體,建立了性基團免疫分析法,用制備的抗體測定了人血清中mt的含量,作了mt的抑制標準曲線,其抑制范圍從50pg ? 30ng ,半抑制量為1
  18. Methods serums containing whole wmt and its disassembled formulas, including the formula consisted of warming jing and boosting qi part wenjin yiqi, wy and that of promoting blood circulation part huoxue tongmai, ht, as well as the serum contained high concentration of lipids were prepared conventionally, respectively. the adhesion of monocytes cell strain thp1 to human umbilical vascular endothelial cells huvec was determined by rose bengal stain method, and elisa was used to detect expressions of intercellular adhesion molecule icam1, vascular cellular adhesion molecule vcam1 and p selectin on huvec surface

    方法常規制備溫脈通全方溫經益氣拆方活血通脈拆方含藥血清和高脂血清,採用虎紅染色法檢測藥物血清對高脂誘導的人臍靜脈內皮細胞huvec和單核細胞thp1黏附的作用用細胞elisa法檢測huvec表面細胞間黏附分子1 icam1血管細胞黏附分子1 vcam1 p素pselectin的表達。
  19. In order to select male nucleo - sterile new genotype, a tentative idea was put forward for the nucleo - male sterility to attach a tps ( thermo - photoperiod sensitivity ) and a selection strategy of combination of selection and identification, at the same time, the spring and summer sowing method were used to provide different environment conditions of appraising sterility and tps. the results indicated that ( 1 ) sterility could be appraised under the spring sowing environment and tps could be appraised under summer sowing environment. ( 2 ) under spring sowing environment, sterility could be selected, but not maintained. thereby, lines selected could only be selected as recorded selection method in the experiment. ( 3 ) and then, selection was carried out from spring sowing line selected into summer sowing in same line with tps to select plants. these plants through the intercrossing selection had been combined with sterility and tps. in this way, a new selection protocol for selection sterile line with tps was formed. it mainly involves the spring and summer sowing method, recorded selection method and the intercrossing selection method

    為了育新類型玉米雄性核不育系,提出了為玉米核不育性添加溫光敏感性的設想和與鑒定相結合的策略,同時應用分期播種的方法為作物提供不同的生長和發育的環境條件,以鑒定玉米雄穗的育性變化和對不同環境條件溫光的反應.研究結果表明,春播環境下可鑒定和玉米的不育性,夏播環境下可鑒定和其溫光敏感性.針對玉米核不育性難以找到保持系的特性,結合兩種播期兩種性狀.但春播環境下的不育性群體難以通過來保持其不育性,為記錄性群體.通過從春播入的雜合不育性優良系群體轉移到其對應的夏播溫光敏感性入的同一優良群體中進行優良單,能逐漸使不育性和溫光敏感性相結合而育出純合溫光敏不育系.這種新的程序主要包括應用分期播種法、記錄性法和春夏兩季交叉式法,使含有不育基因的可育系逐步累積不育基因並增加了溫光敏感性而育成玉米溫光敏不育系
  20. As starter cultures, twelve strains of bacillus were screened for the manufacture of long - ripened douchiba from 40 strains isolated from naturally fermented douchiba samples at consecutive stages from qianxi and dafang of guizhou province, through comprehensive evaluation including extracellular proteolytic activity and lipidolytic activity, salt tolerance, ultraviolet light resistance, and antibiotic sensitivity

    摘要從貴州黔西和大方兩地傳統陳窖豆豉粑不同工藝階段分離到的40,經胞外蛋白質和脂肪水解酶活力、耐鹽性能、抗紫外光照射和抗生素敏感性等綜合性能評價,篩到12芽胞桿菌可作為陳窖豆豉粑純菌發酵的
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