植物選種 的英文怎麼說

中文拼音 [zhíxuǎnzhǒng]
植物選種 英文
plant selection
  • : Ⅰ動詞1. (栽種) plant; grow; cultivate 2. (樹立) establish; set up Ⅱ名詞(姓氏) a surname
  • : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
  • : 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
  • : 種名詞(姓氏) a surname
  • 植物 : plant; flora; botany; stray; greenery; phyton; phytum; phyta; phyt ; phyto ; phyte : 草本植物 her...
  • 選種 : seed selection; strain selection
  1. They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem

    本研究以重慶市的南川金佛山(自然保護區) 、黔江武陵山(國家重點退耕還林示範縣,森林覆蓋率50以上)和北碚中梁山(遭人為破壞嚴重)典型巖溶區為對象,擇了幾重要的利用方式,包括林地、果園、耕地、棄耕地和灌草坡,採用野外巖溶生態調查和室內試驗測量分析相結合的方法,以不同土地利用方式巖溶土壤肥力為重點,對不同土地利用方式土壤肥力特徵進行量化分析,找出巖溶土壤肥力差異的主要方面及其根本原因,論文主要從土壤剖面理退化指標(有效土層厚度、有機質層厚度、質地、團聚體、水分含量等) ,化學肥力退化指標(有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等) ,樣地土壤微生指標(細菌、真菌、放線菌數量及總量)以及樣地土壤子庫群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究,為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。
  2. The total rna was isolated from pokeweed ( phytolacca americana ) leaves using the method of guanidine isothiocyante and used as template to amplify the total length and deleted mutant pokeweed antiviral protein ( pap ) gene by rt - pcr and then the pap gene was cloned into pgem - t vector. the sequencing results showed that pap gene had 99. 9 % identity comparing with the pap gene nucleotide sequence reported by lin et al ( 1991 ). the iptg - inducible expression vector containing the pap gene was constructed and transferred into e. coli bl21 ( de3 ) - plyss

    將缺失型pap基因克隆到表達載體pbi121中,通過液氮冷凍法將重組質粒轉入農桿菌lba4404細胞中,然後採用葉盤法,在該農桿菌的介導下將pap基因導入普通煙草中,經過卡那黴素抗性篩,最後獲得了轉pap基因的工程煙草株,摩擦接煙草花葉病毒( tmv ) ,與非轉基因煙草相比,能夠推遲癥狀表現達2月之久,說明pap基因能夠在其它體內產生有活性的高抗病毒的蛋白質。
  3. The selection methods applied in soybean breeding are those used in improving autogamous plant species.

    大豆育工作中應用的擇方法即是那些用於改良自花授粉的方法。
  4. Three types of cuticular thickening at the polar region of the guard cells are observed : slight cuticular thickening ; rod - shaped culicular thickening and rarely t - shaped thickening. with data obtained from the former research and personal observation, the cladistic methods were employed for the phylogenetic analysis of data and trees were rooted by out - group comparison using, the related genus kadsura. as result, a new system of the genus schisamdra michaux was reconstructed, and schisandra michaux was subdivided into 2 subgenus, 3 section, 2 series 10 species in this dissertation

    整理有關五味子屬研究的資料,補充搜集近期發表的資料和本人研究所得數據,以為基本單元,擇近緣的南五味子屬( kadsura )作為外類群,採用paup4 . 0b4a軟體對本研究得出的性狀數據作分支分析,重建五味子屬的系統發育,修訂和補充五味子屬分類系統,在五味子屬下設2亞屬、 3組、 2系、 10
  5. The herbal alternaties for menopause trial ( halt ), was a one - year, double - blind, randomized, controlled trial comparing the effects of three formulations of black cohosh with hormone therapy and placebo for relief of hot flashes and night sweats

    擇性本草治療更年期試驗( halt ) ,是一項長達一年的,雙盲的,隨機對照的試驗,比較黑升麻、激素和安慰劑3方式對熱潮紅和盜汗的緩解作用。
  6. Abstract : numerous mushrooms are toxic to insects. to identify the chemicals involved in insecticidal activity, the toxicity of 14 species has b een studied for water solubility, thermolability, and dialysis. the data strongly s uggest that proteins are responsible for most of the insecticidal avtivity in mu shroom fruitbodies and may be a source of genes available for plant protection a gainst insects. among proteins, lectins and haemolysins are good insecticide candi dates because the toxicities are not affected by protease

    文摘:許多蘑菇都對昆蟲表現出毒性.為了證實與殺蟲毒性有關的化合,對14蘑菇的毒性在水溶性、熱敏性和可透析性等方面進行了研究.研究數據表明,蛋白質對大多數蘑菇子實體的殺蟲活性起著重要作用,也許是一可以用於抵抗害蟲的基因源.在數蛋白質中,凝集素和溶血素因不受蛋白酶的影響而成為良好的殺蟲劑候材料
  7. Numerous mushrooms are toxic to insects. to identify the chemicals involved in insecticidal activity, the toxicity of 14 species has b een studied for water solubility, thermolability, and dialysis. the data strongly s uggest that proteins are responsible for most of the insecticidal avtivity in mu shroom fruitbodies and may be a source of genes available for plant protection a gainst insects. among proteins, lectins and haemolysins are good insecticide candi dates because the toxicities are not affected by protease

    許多蘑菇都對昆蟲表現出毒性.為了證實與殺蟲毒性有關的化合,對14蘑菇的毒性在水溶性、熱敏性和可透析性等方面進行了研究.研究數據表明,蛋白質對大多數蘑菇子實體的殺蟲活性起著重要作用,也許是一可以用於抵抗害蟲的基因源.在數蛋白質中,凝集素和溶血素因不受蛋白酶的影響而成為良好的殺蟲劑候材料
  8. Laoyingdi population, baoshan population, yimen population, yupingshan population and shuangbai population. in addition, hierarchical relationships of populations were studied. put together, there are obvious intraspecific differentiations in lilium sulphureum baker apud hook

    綜合上還研究認為,淡黃花百合存在明顯的內分化,不同的擇壓力和兼性無融合生殖與該的遺傳多樣性、適應和進化有密切關系。
  9. Both the leaf of lespedeza dahurica ( laxm. ) schindl. and the leaf of sophora flavescens ait. which live in the alkaline land of songnen plain, and the leaf of amorpha fruticosa linn. which grows in the land for salt enduring species sieving were made into paraffin sections

    對生長在松嫩平原鹽堿地( ph = 8 . 5 - 9 )上的興安胡枝子和苦參的葉,以及生長在當地抗鹽樹試驗田( ph = 8 . 5 - 9 )上的紫穗槐的葉製作了石蠟切片,並對這些切片作了光鏡觀察和結構學分析。
  10. The tl seeds are screening on the ms medium which contains 50ug / ml kan, and there are about 70 % of the transgenic lines showed the kan - resistance with a ratio of 3 : 1. however, the other lines did n ' t show the ratio consistent with the mendelism. it might prove that most of the transgenic plants only have one insert

    對收獲的轉基因番茄t _ 1代子進行卡那黴素抗性篩,結果發現, 70以上獨立轉化株系的t _ 1代子出現了3 1的抗性分離,另一些獨立轉化株系的子並未表現出符合孟德爾遺傳的分離比,說明大部分er - shsp基因是以單拷貝的方式插入基因組。
  11. ( 2 ) there are few ideal techniques for mearsuring [ ca2 + ] cyt. in conclusion, both limitation delay studies of [ ca2 + ] cyt in embryo sac during fertilization. the thesis work is to investigate the connection of [ ca2 + ] cyt and fertilization by avoiding drawbacks noted above, say, employing an ideal experimental plant, torenia fournieri, with a naked embryo sac that protrudes from the micropyle

    針對這現狀,本工作用具有裸露胚囊的玄參科的藍豬耳為研究材料,研究ca ~ ( 2 + )與受精過程中相關的細胞學事件的關系,探索[ ca ~ ( 2 + ) ] _ ( cyt )在被子雙受精過程中的作用。
  12. In order to choose the plants that were hypertolerant to heavy metals and for the case of phytoremediation of soils that were polluted by heavy metals, the research was carried out by the methods of soil - planting and sand - planting in green - house. the study includes selecting the hypertolerant plants from 36 dominant species found in the vicinity of a pb / zn mine tailings pond, observing the ecophysiological response of the hyperaccumulators, improving - impact of hyperaccumulators on biosolds and examining the effect of nutrient elements ( n p k ) on the lead uptake

    擇和篩富集重金屬或對重金屬具有耐性的,以達到利用修復重金屬污染土壤的目的,本研究通過溫室砂培和土培的方法,對生長于鉛鋅尾礦區的36進行了篩,研究了富集對重金屬pb的生理生態效應、對重金屬pb的吸收和耐性以及對污泥的響應,並探討了土壤中的營養元素n 、 p 、 k對吸收pb的影響,為修復工作提供理論依據。
  13. Meet jointly to the criteria of spad / ck > 0. 9, plant length / ck > 1. 00 and lead content > 500mg / kg, and they are claimed hyperaccumulators. 2. ecophysiological response of the hyperaccumulators

    按以上標準篩出6個富集pb的,分別是香根草、綠葉莧菜、裂葉荊芥、羽葉鬼針草、紫穗槐和蒼耳。
  14. Marker - assisted selection speeds up plant breeding using biotechnology techniques like genetic markers, plant breeders have been able to shave months, often years off the conventional breeding process through marker assisted selection

    利用諸如遺傳標記等的生技術,家已經能夠藉助標記進行,將傳統的育過程縮短了幾個月甚至幾年。
  15. It was also investigated and analysed on the styles of cross section in road green space, the rate of green space, the kind of green space, the quantity of plant spaces in green space, the format of planting. on the base of these, the planning designs of road green space in the blocks of heze city were also studied in combination with the practical situation which the city of heze were building to be a plain - plantation city with the flowers and water. the main results were as follows : 1. there were some problems about road green space in blocks of heze city, which were detected and researched. ( 1 ) the rate of road green space was low and the styles of cross sectionin road green space were simple

    本研究以菏澤城區道路綠地及街頭綠地為研究對象,對其綠地斷面形式、綠地率、綠地類型、綠地類、數量、形式等現狀進行了全面的調查和分析,在此基礎上,結合菏澤近年創建以「花城水邑」為依託的平原森林城市建設的實際,對菏澤城區道路綠地規劃設計進行了研究,主要結果如下: 1 .菏澤城區道路綠地存在以下問題: ( 1 )道路綠地率低,綠地斷面布置形式單一,中心島面積偏小; ( 2 )類少,景觀效果差; ( 3 )配置形式單一,地方特徵不突出; ( 4 )某些擇不當,如遮陰功能差,影響交通安全等; ( 5 )行道樹與架空線存在矛盾,影響樹木生長,景觀效果差; 2 .根據荷澤實際情況進行了城區道路綠地規劃設計研究: ( 1 )提出了菏澤城區道路綠地規劃設計的依據、原則、總體布局、布局形式。
  16. Twelve primers selected from 100 random primers amplified 254 frangments in 14 species of cymbidium, in which 243 segments are polymorphic. the rate of polymorphism was 95. 7 %. and all the segments were ranging from 200bp to 2200bp

    從100個隨機引中篩出12個隨機引,對蘭屬14材料進行隨機擴增,共得到254條帶,多態性帶有243條,多態性百分率為95 . 7 。
  17. Traditional techniques of plant breeding involve crossing two plant varieties, each with desirable characteristics usually referred to as traits and selecting the best of these crosses

    傳統的技術是將兩其中每都具有人們想要的特徵通常稱之為性狀進行雜交,然後擇出最好的雜交品
  18. Genetic markers enable plant breeders to begin their selection at the cell stage by looking for the gene responsible and checking at an early stage of cross - breeding, whether the desired gene has been inherited by the offspring plant, instead of having to go through the process of cross - pollination and then growing the offspring to see if they have inherited the desired characteristics, and if not, starting all over again.

    遺傳標記的存在能夠使家在細胞階段就開始進行,所用的方法包括尋找相應的基因以及在雜交早期進行檢查看看想要的基因是否遺傳到子代,這樣就不需要經過復雜的傳統育過程:雜交授粉子代觀察子代是否獲得想要的性狀如果子代沒有攜帶想要的性狀,再從頭開始
  19. This paper has introduced the necessary instruments and equipments in laboratory of molecular plant breeding based on the objectives and functions for molecular plant breeding researches, and also has discussed how to get the ideas for choosing and buying the instruments and equipments

    摘要本文依據分子實驗室的最基本的目標和功能,介紹了分子實驗室必備的儀器設備和化學試劑,並對儀器設備的配進行了討論。
  20. Using marker assisted selection techniques, plant breeders have managed to overcome these two problems, by developing canola oil which has high oleic acid content

    家利用標記擇技術,通過培育出油酸含量很高的菜籽油,已經解決了上述兩個問題。
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