无性系

wú xìng xì
  • clone
无性系无性系
无性系[wú xìng xì]
  1. 温度对羊草(Leymuschinensis)生长及无性系分化的影响

    The Influence for Temperature on Growth and Clone differentiation of Leymus chinensis

  2. 美洲黑杨优良无性系NL-80351推广初报

    Preliminary Report on Extension of Elite Clone NL-80351 for Populus Deltoides

  3. 用于紫菜无性系种质鉴定的计算机化DNA指纹的建立

    Construction of computerized DNA fingerprinting for identification of Porphyra lines

  4. 黄连木五倍子蚜虫无性系的DNA多态性分析

    Analysis of the DNA Polymorphisms of Gallnut Aphid Clones on Pistachia chinensis

  5. 杨树无性系根系吸收H2PO4~-动力学特征与磷营养效率

    Phosphate uptake characteristics of kinetics and phosphorus efficiency in clones of Poplar

  6. 同源四倍体大麦花药培养及其花粉植株R1代无性系变异的初步研究

    A preliminary study on Anther Culture and somaclonal variation ( r_1 ) in Autotetraploid barley

  7. 深州杨为近年选育出的嵌合体杨树优良无性系,分为A型、B型和C型。

    Populus Shenzhou chosen and bred in recent years is chimera poplar superior clone , divided into type A , B and C.

  8. 应用X射线衍射法对7个杨树无性系微纤丝角进行了测定。

    The microfibril angle ( MFA ) of 7 poplar clones was measured by using the X-ray diffraction estimation .

  9. 中等以下的抗性转基因杨树无性系的表达含量为318-4950ng/g鲜叶。

    In the other transgenic clones with single Bt gene , the expressing quantity is 318-4950 ng / g fresh leaf .

  10. 油茶优良无性系的RAPD分子鉴别

    Identification of Oil Tea ( Camellia oleifera ) Superior Clones by RAPD Molecular Marker

  11. 利用RAPD技术快速鉴定番茄体细胞无性系变异

    Rapid identification of tomato somaclonal variation with RAPD

  12. 我省板栗主栽品种(无性系)RAPD反应体系的建立

    Establishment of RAPD Reaction System in Main Cultivation Varieties of Castanea mollissima in Zhejiang Province

  13. 南农晚粳型杂交稻无性系(clone)抽穗整齐的原因分析

    Physiological reasons for the uniformity of the heading stage in the clone of Hybrid Late Japonica Rice

  14. 本文还利用光饱和点、CO2补偿点、Hill反应等指标对选择优良无性系进行了探讨。

    To use light saturation point , CO2 compensation point and Hill reaction as indices for breeding best clones was also discussed .

  15. 杂交桉DH系列无性系生长比较

    Growth comparison of 5 DH hybrid Eucalyptus Clones

  16. 刺槐(Robiniapseudoacacia)无性系种群结构与生长动态的研究

    A study of population structure and dynamics of Robinia pseudoacacia clones

  17. 芥菜型油菜(Brassicajuncea)游离细胞培养及体细胞无性系的建立

    Cell suspension culture of Brassica juncea and the establishment of a Somaclone

  18. 经盐胁迫处理后,随着盐浓度的升高,毛白杨无性系植株的叶片内叶绿素含量逐渐降低,MDA含量逐渐升高,脯氨酸含量先上升后下降。

    With the increase of salt concentration , the chlorophyll content decreased ; The proline content fluctuated and the MDA content climbed gradually .

  19. 遮光和去叶处理对羊草(Leymuschinensis)无性系分株间碳物质转移的影响

    The Effects of Shading and Defoliation on Translocation of Carbon Resources between Clonal Ramets of Leymus chinensis

  20. Richards生长函数在意大利杨树无性系人工林生长预测上的应用

    The application of Richards growth function on growth prediction of poplar artificial stands

  21. 涝渍条件下黑杨派无性系基茎韧皮部的PAL活力和有机质含量

    PAL activity and organic components in basal stem phloem of Poplar Clones under waterlogging and flooding condition

  22. 该文测定并研究了不同水分处理下,不同黑杨无性系的长期水分利用效率(WUEL)、叶片δ~(13)C、光合作用、气孔及其相互关系。

    Foliar carbon isotope composition (δ ~ ( 13 ) C ), long-term water use efficiency ( WUE_L ), photosynthesis , and stomata of different Populus deltoids clones were studied under different water treatments .

  23. Richards函数在桉树无性系林分生长预测上的应用研究

    Application of Richards growth function in prediction of the growth of Eucalyptus clone stands

  24. 根据RAPD特异分离谱带确定了各品种的标记基因型,以此可实现对美国山核桃无性系品种DNA水平上的鉴别;

    The marker gene of each variety was identified based on RAPD strip , therefore , the American hickory clones can be identified on the DNA level ;

  25. 生长性状(苗高、地径)与单株叶面积和PP极显著正相关。通过聚类分析,19个无性系可划分为三类。

    The two growth characters were significantly correlated with both leave area of individuals and PP. Through cluster analysis , nineteen clones can be divided into three categories .

  26. 利用AFLP数据建立核心种质再生植株的AFLP分析表明,由激素诱导的再生植株中,AFLP谱带发生了变化,表明发生了体细胞无性系分子水平变异。

    Developing Core Collection Based on AFLP Data AFLP data also showed that the variation occurred at the DNA level .

  27. 淹水胁迫下,各无性系叶片细胞膜透性和丙二醛(MDA)含量上升,抗性较强的无性系增幅小;

    During the process of the flooding stress , membrane penetrability and MDA content in leaves of all clones increased , the increase was less in flooding-resistance clones .

  28. 该研究利用X射线测定三倍体毛白杨木材各无性系气干密度,通过适当的数学模型,利用计算机可视化技术对木材密度的分布进行可视化分析,得到了木材横切面密度二维分布图。

    This study uses X ray to measure wood density of triploid clones of Populus tomentosa Carr . Based on suitable mathematical model , the distribution of wood density was analyzed by cumputer visible technology .

  29. 结果表明:不同杨树无性系的Pn、Tr的日进程一般为单峰型;

    The diurnal courses of Pn and Tr generally showed a pattern of single peak and had a close relationship with PAR in the eight clone trees .

  30. 对王百合及其雄性不育突变体无性系‘白天使’‘金王二号’花蕾和花药的游离氨基酸、糖、蛋白质含量,POD及CAT酶活性,POD酶谱进行了比较研究。

    Contents of free amino acids , sugars , proteins , POD and CAT activities , POD bands in flower buds and anther were compared between Lilium regale and its male sterility mutants lines .