育種周期 的英文怎麼說

中文拼音 [yùzhǒngzhōuqī]
育種周期 英文
breedingcycle
  • 育 : 育動詞1. （生育） give birth to 2. （養活; 培育） rear; raise; bring up 3. （教育） educate
  • 種 : 種名詞（姓氏） a surname
  • 周 : Ⅰ名詞1 （圈子; 周圍） circumference; periphery; circuit 2 （星期） week 3 [電學] （周波的簡稱） c...
  • 期 : 期名詞[書面語]1. （一周年） a full year; anniversary 2. （一整月） a full month
  • 育種 : breeding
  1. During the course of this varietal improvement, the techniques for shortening breeding cycle were adopted in developing new rice varieties

    在品種改良過程中，用縮短培育周期的技術培育新稻種。
  2. On the consideration of these problems and the fact that the rat immune system is not fully developed until birth, we tried to transplant neonatal rat with human hscs to test the possibility of this xenograft model

    但此實驗模型操作復雜且實驗周期長，大多數實驗室不具備利用此實驗模型的條件。有研究證明，新生大鼠免疫系統發育不完善，對異種抗原可形成免疫耐受。
  3. All above indicates that short daylength promoted flowering in salicornia bigelovii torr. on the contrary, long daylength inhibited both its floral induction and development of post - flowering

    畢氏海蓬子的花器官發育具有與誘導同樣的光周期要求，均為短日照，屬于kniet分類中的第一種類型。
  4. However, the reform of the employment systems of the graduates from institutions of higher education and polytechnical schools and the employment tendency caused by industrial structure adjustment which shows that the farmers do not engage in farm work any longer make zhoucheng village ' s inhabitants debase the expected value of education for entering a higher school

    「升學跳農門」是周城人長期持有的一種教育價值觀，然而大中專畢業分配製度的改革，以及周城產業結構調整帶來的非農就業趨勢，使得升學教育的期望值在降低。
  5. The protein accumulated mainly in secondary phloem parenchyma cells and secondary phloem ray cells. the degradation of storage protein in terminal branchlets of swietenia macrophylla synchronized with new shoot growth after leaf - absent period, suggesting that the protein was utilized to support the growth of new shoots. when the diminishing of the storage protein below the girdled site was blocked, the new shoot growth was also restrained

    在樹木新的年生長周期中，隨著新梢的發育，積累在末端小枝中的貯藏蛋白質開始被消耗新梢葉片成熟時，末端小枝中的18kda和21kda蛋白質己完全消失，而樹乾和大根中的這兩種蛋白質的含量相對穩定，與落葉期相比幾乎沒有變化。
  6. The paper adopted the common breeding way by series of mutagen treating to the yeast ' s cell and spheroplast. finally, the excellent mutant 75l 3555 was obtained. its nature of the production was determined and it can product ethanol on the condition of 40 and have high fermentative speed and stable production. on the other hand, the test was made that the best fermentative condition was found. in the malt juice, adding 0. 02 % k + or 0. 03 % a13 + can increase the production strikingly and adding some degree concentration trahalose can increase the production too and cut short the time of taming. in the study of using molasses producting ethanol, we can obtain high productivity contained the following composition : nitrogen source 1. 5 % maize and 0. 075 % ( nh4 ) 2so4

    本實驗以常規的育種方法，通過對酵母細胞懸液和原生質體進行一系列誘變，經過大量的篩選，最終選育出一株耐高溫高產菌株75l _ （ 3566 ） ，並對其進行了生產性能的測定。 75l _ （ 3566 ）在40條件下，濃度為20 bx的麥芽汁發酵液中，產酒率高達11 . 5 ，而且發酵速度快，發酵周期可縮短12h ，其生產性能穩定，可以適應大部分以澱粉質為原料的生產廠家的需要。同時本實驗對75l _ （ 3566 ）進行了發酵條件優化的初步研究。
  7. At present, early test in tree breeding is often used in order to shorten breeding term and provide the excellent materials for forest production as soon as possible

    目前為了盡快的縮短林木育種周期並為林業生產盡早地提供優良繁殖材料，經常採用的方法就是林木早期測定。
  8. The variety is stable when it remains unchanged in terns of its basic features after multiple reproduction propagation or, if the breeder has defined peculiar propagation cycle for the variety bred, and at the end of each cycle the variety had kept a conformity to the description specified for it

    品種經重復生殖繁殖后，其各項基本特徵仍保持不變，或育種家如已定義出品種的特定繁殖周期，于各該周期結束時仍與原描述說明相符者，該品種即為具有穩定性。
  9. Seeds to be used for some shortened breedingcycle methods or for embryo culture should never be allowed to dry.

    用於縮短育種周期及胚培養的種子切切不可使其乾燥。
  10. The decrease of lignin has to be achieved without interfering the stability of the tree, the efficiency of water and nutrient transport, and its resistance to pathogen

    與絕大多數林木一樣，挪威雲杉的常規育種周期長達25年以上，而且常規選擇育種容易受到自然條件和資源的限制。
  11. Abstract : techniques of apple genetic transformation can improve apple trees and shorten the breeding cycle by molecular methods. in the last years, great progress has been made in this field, which involves a number of important apple genotypes developed. so far, apple genetic ransformation mainly adopts agrobacterium - mediated technique, involving infection and transgenic tissue regeneration, which are important steps to affect the transformation efficiency. the initial work to the date is to know and to search for the factors which can increase the efficiency

    摘要蘋果的遺傳轉化技術通過分子手段改良蘋果，有助於縮短其育種周期.最近十年，在該領域的研究取得很大進展，涉及到一些重要的蘋果基因型及有用的外源基因.迄今，蘋果的遺傳轉化主要採用農桿菌介導法，侵染與轉化材料的再生是影響其轉化效率的關鍵過程，了解其影響因素，尋找有利因素以提高轉化效率是目前蘋果遺傳轉化研究的重點。
  12. According to development of inland and abroad, a new measurement method has been put forward that make use of the periodic characteristic of the phase difference between two arbitrary frequency signals. in the light of lissajous graph, we complete comparison of radio frequency and microwave with 105 rates relationship in technique. on the ground of common characteristic of frequency signals, this method can be developed to comparison of microwave frequency and optical frequency to accomplish optical frequency measurement

    根據國內外的情況，提出一種新的測量方法：即利用任意頻率信號之間都存在著相互相位差周期性變化的現象，根據李沙育圖形的原理，在技術上完成了射頻到微波信號之間成10 ~ 5頻率關系的比對，再根據頻率信號的共性，將此方法推廣到微波到光頻信號之間的比對，以完成對光頻的測量。
  13. New cultivars were traditionally breeded by using bud mutation. it takes long period of time and is poor - oriented. genetic engineering provides an alternative

    由於菊花的傳統育種方式是利用芽變（菊花雌雄性性器官退化）的方法來選育新品種，所以育種的速度慢，周期長，定向性差。
  14. Financial factors on the real estate are analyzed, especially the influence of economic fluctuation on real estate cyclical changes, and the author proposes that the real estate shoud be kept at a relatively large scale. macro management should be enforced to cultivate and perfect the real estate industry. the self - regulation system of the real estate industry sould be perfected to improve its capabilities to adapt to the

    分析了各種經濟因素對房地產業的影響，特別是經濟波動對房地產周期性波動的影響，提出房地產市場必須保持適度規模；加強宏觀調控，培育和完善房地產市場；完善企業自我調節機制，提高房地產業適應市場波動的能力；加強金融調控，維護房地產業正常秩序。
  15. Although it is quite effective to use traditional selection breeding to tree species, long time is still needed because of long growing period of trees

    對林木米說，傳統的選擇育種是十分有效的，但由於樹木生長周期長，林木的選擇育種也需要很長時間。
  16. In this paper, some conclusions are found, that is low demand elasticity of price and high supply elasticity of price, big annual fluctuation of supply, price changing with the four - year periodic fluctuation. the policy of agriculture also has the influence on maize seed market. in all, the policy encourages and supports the development of maize seed market, especially the high - tech enterprise and large - scale marketing corporation

    通過研究發現，玉米種子市場的需求彈性極小，供給彈性很高，供給量年際波動很大；玉米種子價格的波動基本呈現「高?低?低?高」的四年周期規律；國家農業政策是高度鼓勵和扶持玉米種業發展的，其中對高科技種業企業和大型種子營銷企業實行重點支持培育。
  17. The week of action will take place between the 13th 25th october, coinciding with black history month and the islamic holy period, ramadan, to celebrate the positive contribution made to football by black, asian and other ethnic minorities, whilst keeping up the challenge to racism in the game

    這個行動周將從10月13日一直持續到25日，這段時間也正好和紀念黑人歷史月及伊斯蘭拉馬丹齋月（ ramadan ）吻合。行動周期間將就黑人、亞裔和其他少數種族為足球事業所做的積極貢獻舉辦一些慶祝活動，同時繼續對這項體育運動中的種族歧視現象進行挑戰。
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