雜交稻 的英文怎麼說

中文拼音 [zájiāodào]
雜交稻 英文
hybrid paddy rice
  • 雜 : Ⅰ形容詞（多種多樣的; 混雜的） miscellaneous; varied; sundry; mixed Ⅱ動詞（混合在一起; 攙雜） mix; blend; mingle
  • 交 : Ⅰ動詞1 （把事物轉移給有關方面） hand over; give up; deliver 2 （到某一時辰或季節） reach （a cert...
  • 稻 : 名詞1. （一年生草本植物, 子實叫稻穀, 去殼后叫大米） oryza sativa; rice; paddy 2. （姓氏） a surname
  • 雜交 : [生物學] hybridize; cross; hybridization; cross breeding
  1. ( 2 ) gene flow frequency was reduced as distance from pollen donor increased and a dramatic reduction occurred at about 2 meters. the maximum distance where gene flow was not detected was 50 m for hybrid rice while it was 70 m for ms lines, with an exception that in one of the four ms lines it was detected a frequency of gene flow 2. 8 + 10 - 6 at 150 m for zhong 9a

    在開花期主流風向ne的風速為0 . 2 ? 2 . 2m / sec的條件下， 2個雜交稻品種的最大漂流距離為40m ； 4個不育系的基因漂流基本上到60m為止， 70m處基因漂流頻率均降為0 ，僅中9a在150m處發現了1株basta抗性苗，經pcr檢測驗證為陽性。
  2. The experiment was conducted in a 2. 4 ha isolated field mimic rice production practice with pollen competition. a japonica gm rice l201 containing bar gene with herbicide basta resistance was used as a pollen donor and six indica hybrid rice varieties and its male sterile ( ms ) lines and two common wild rice ( oryza rufipogon and o. nivara ) that share same aa genome with cultivated rice were used as recipients

    本試驗選擇廣州作為華南水稻生態區的代表，以含bar基因（抗除草劑basta ）的轉基因粳稻l201為花粉供體，模擬大田生產實際，對轉基因向秈型兩系及三系雜交稻不育系、雜交稻品種及含aa基因組的普通野生稻的基因漂流及其影響因素進行了研究。
  3. The characteristics of vascular bundle in the first internode and grain - filling of heavy panicle hybrid rice ( hphr ) were studied

    摘要對重穗型雜交稻穗頸節間維管束特徵及其籽粒充實進行了研究。
  4. Abstract : the main characters and seed set of bc1 ， bc2 ， bc1f2 from ms line back - crossing with the pollen of hybrid rice were studied. the appearance of a large number of self fertile plants in ms line was analyzed. the effect of introgression of restoring genes on ms line purity and hybrid yield in indica and japonica rice was discussed. it was pointed out that “ iso - cytoplasm restorer line ” was seriously reducing the purity of ms line and that hybrid rice was unsuitable for isolation zone in the seed production fields

    文摘:研究了雜交稻花粉對母本不育系回交後代群體bc1 、 bc2 、 bc1f2的主要農藝性狀和育性表現，分析了不育系中出現大量自交結實株的原因，討論了恢復基因滲入對秈、粳不育系純度和雜交稻產量的影響，指出「同質恢」對降低不育系純度的嚴重性和雜交稻作制種田隔離區的不合理性。
  5. However, the processing quality and food quality of hybrid rice is not good due to high amylose content and hardness, low gel viscosity and bad mouthfeel etc. these problems were improved through regular breeding methods but it was only slightly. the main aim of this study was to modify rice starch quality by molecular biology methods

    然而，在雜交稻中許多品種存在品質不優的問題，尤其是直鏈澱粉含量太高，其蒸煮品質上表現為粘性小，硬度大，口感不好等問題，採用常規育種的方法雖然取得了一些進展，但進程太慢，效果不理想。
  6. The effects of oxygen supply in the rhizosphere on the eh ( oxidation reduction potential ) of soil and rice yield in planting troughs were studied, with the hybrid rice combination you 7954 as the material

    摘要以雜交稻組合優7954為材料，研究根際供氧對稻田土壤的氧化還原電位及水稻產量和物質生產的影響。
  7. A study on yield components of hybrid rice with big panicle

    不同產量水平雜交稻產量構成因素的分析
  8. Breeding and application of weakly photosensitive type hybrid rice boyou

    弱感光型雜交稻新組合博優998的選育與應用
  9. Effects of medium and phytohormone on anther culture of super hybrid rice

    不同培養基和激素對超級雜交稻花藥培養力的影響
  10. The absorbing amount of vigorous spikelets was 10 times higher than that of the weak spikelets, especially in hybrid rice combinations

    雜交稻及其恢復系在物質分配方面表現出強勢粒對弱勢粒的粒間頂端優勢，雜交組合比相應恢復系的粒間頂端優勢表現更為明顯。
  11. Photosynthetic characteristic and assimilate distribution in super hybrid rice liangyoupeijiu at late growth stage

    超級雜交稻兩優培九生育後期的光合特性和同化產物的分配
  12. Factor analysis on grain characters in early indica hybrid rice

    早秈雜交稻籽粒性狀的因子分析
  13. Analysis on the quality traits of indica two - line hybrid rice

    秈型兩系雜交稻稻米品質性狀的研究
  14. Breeding of indica hybrid rice xieyou 218 with resistance to bacterial leaf blight by marker - assisted selection technique

    採用分子標記技術育成優質抗病雜交稻新組合中優218
  15. No matter hybrid rice or conventional rice varieties, erect and semi - erect panicle rice varieties were suitable for equal row spacing cultivation for intercepting mare light at canopy, while curved - panicle rice varieties were for wide - narrow row spacing cultivation for improving light intensities of middle and lower layer leaves

    但不同類型品種適宜的栽培方式不同：雜交稻適宜插單苗，而常規稻適宜插3苗；不論是雜交稻還是常規稻，直立穗型和半直立穗型品種適宜等行距栽培以減少群體漏光，彎曲穗型品種適宜寬窄行栽培以改善中下層葉片的光照條件。
  16. Physiological model of super hybrid rice xieyou

    超級雜交稻協優9308生理模型的研究
  17. Performance of a new hybrid rice combination yueyou 938 planted in late rice region at minqing county of fujian province in china

    雜交稻新組合粵優938在閩清縣試種表現
  18. Analysis on combining ability and heritability of salt tolerance in hybrid rice

    脅迫下雜交稻農藝性狀配合力及遺傳力分析
  19. Abstract : the authors analyze the current status of hybrid rice breeding for superior high - yielding. the breeding strategies for superior high - yielding in hybrid rice by core approaches as the utilization of wide compatibel restorer lines and male sterile lines, construction of ideal plant type, as well as the future consideration are discussed

    文摘:分析了我國雜交稻超高產育種的現狀，著重討論了以創制廣親和恢復系和廣親和不育系以及理想株型塑造等為核心的雜交稻產量超高產育種策略，並提出了今後應加強的研究內容。
  20. Perfomance and high - yield cultural technique of super mid - season hybrid rice varieties or lines

    超級雜交稻的生育特性及經濟性狀分析
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