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须根

xū gēn
  • fibrous root;fibre;fiber
须根须根
须根 [xū gēn]
  • (1) [fibrous root]∶由许多须状根组成的根,无明显主根,通常小麦、稻等单子叶植物长有这种根

  • (2) [fiber]∶植物下部很细的根

须根[xū gēn]
  1. 结论:根茎与须根成分基本相同。

    Conclusion : composition in Rhizoma is almost the same as Fibrous Root .

  2. 赤霉素、硫脲处理对黄精根状茎和须根发生的影响

    Effect of GA_3 and Thiourea on Newly Developed Rhizome and Fibrous Root of Polygonatum sibiricum Redoute

  3. 须根、茎叶和花清除羟自由基(·OH)的IC50依次为11.85、7.21和11.22mg/ml;

    The IC50 for hydroxyl free radical scavenging of the extracts from fibre , leaf and flower were 11.85 , 7.21 and 11.22 mg / ml , respectively .

  4. 三轴剪切试验结果表明,沙棘、沙柳须根的加筋作用使沙土的粘聚力c值提高了2.5~4.0倍,使粘性土的粘聚力c值及内摩擦角φ值均增加0.25~0.40倍。

    The triaxial shearing test showed that the cohesion of sand reinforced with the fibre of sand thorn or sand willow was increased by 2.5 ~ 4 times ; the cohesion and the angle of internal friction were increased by 0.25 ~ 0.40 times for the reinforced clay soil .

  5. 脂肪含量相近时,表面粗糙或具有细密绒毛的叶片富集PAHs的能力较强,须根系根吸收PAHs的能力强于直根系根。

    With close lipid concentrations , leaves with pubescence or rough surface were found to have stronger capability in uptaking PAHs than the others , and the capability of the fibre was stronger than the taproot .

  6. 冷蒿VOCs可不同程度的降低种子发芽势、发芽率与发芽指数;抑制幼苗芽与根生长;阻碍侧根(须根)产生;抑制生物量积累与分配。

    The germination energy , germination rate and germination index were reduced differently ; buds and roots growth , fibres ( lateral roots ) development , total biomass and biomass allocation were inhibited by VOCs from A. frigida .

  7. 不同植被类型土壤风化速率及主导风化矿物组合类型的剖面差异主要受制于直径≤1mm的须根在剖面中的缠绕分布特征。

    For the same vegetation type , minerals weathering rates and differences of the dominant weathering minerals type in soil profiles were mainly depended on the distribution and winding characteristic of plant roots of ≤ 1 mm in diameters .

  8. 植物根系提高土壤抗侵蚀性主要通过直径小于1mm的须根起作用.须根通过增加土壤水稳性团聚体的数量与粒径等作用来提高土壤的稳定性,以抵抗水流分散;

    The increase of soil erosion resistance by plant roots was mainly through the actions of fiber roots less than 1 mm in diameter , while fiber roots enhanced the soil stability to resist water dispersion via increasing the number and diameter of soil water-stable aggregates .

  9. 垂直方向上,各个群落以须根层处热能值最大。

    The fibre layer was highest in four community soil layers .

  10. 沿阶草属主流商品麦冬块根与须根中大类成分含量的比较

    Comparison on the Content of Main Component in Ophiopogonis japonicus

  11. 短命植物的根系可分为须根型、主根型和侧根型。

    Their root systems included fibrous , tap and lateral root type .

  12. 一种没有根状茎或块茎而有须根的秋海棠。

    Any of numerous begonias having fibrous rather than tuberous or rhizomatous roots .

  13. 那浅褐色的皮肤在灰色的须根之下是坚实而清晰的。

    The light brown skin was firm and clear under the gray stubble .

  14. 麦芽根是麦粒发芽后的须根,纤细而弯曲。

    Barley malt roots are fibrous roots of malt , slender and curved .

  15. 基于虚拟样机技术的大蒜须根切除设备的研究

    Study on the Equipment of the Garlic Fibre Cutting Based on Virtual Prototyping Technology

  16. 结果峨眉野连根茎、须根、叶片和叶柄中,均含有生物碱和小檗碱。

    ResultsRhizome , fibre , lamina and petiole organs obtain alkaloid and berberine contents .

  17. 浩瀚大海有源头,参天大树有须根。

    There is origin even for vast ocean , and root for giant trees .

  18. 根系类型(直根还是须根)和根系密度。

    Type of root system ( tap or fibrous ) and density of roots .

  19. 麦冬皂苷主要分布在须根和块根的皮层细胞中。

    Saponin was mainly located in cortex cell of fibrous and tuberous roots . 2 .

  20. 两种淫羊藿须根中苷含量季节变化规律研究

    Study on the change of Glucoside Content of Two Species of Epimedium Imaginary Root in Seasons

  21. 结论提取麦冬总皂苷可选用川麦冬须根作为原料药;

    ConclusionFibre Ophiopogon japonicus in Sichuan province can be as a herbal materia to extract saponins .

  22. 须根还能有效地增强土壤渗透性,减少径流,从而达到减少土壤冲刷的目的。

    Fine roots could also improve soil permeability effectively to decrease runoff and weaken soil erosion .

  23. 铅在植株各器官中的积累强度表现为:须根叶柄顶芽叶藕。

    The order of lead accumulation intensity in various organs was : fibrous root petiole bud leaves rhizome .

  24. 结果总皂苷、总多糖含量:川麦冬须根>浙麦冬>川麦冬;

    ResultsThe contents of total saponins and polysaccharide were richer in Fibre Ophiopogon than that in the others .

  25. 同时进行的切根和切根除梢育苗试验表明,切根明显促使牧豆苗产生侧根和须根,根系发育明显好于不切根苗;

    At the same time , test on seedling production with cutting root and apical bud was also conducted .

  26. 麦冬块根、须根和水培诱导根细胞结构特性比较研究绞股蓝毛状根的诱导及培养条件优化

    On the Cell Structures of Root Tubers , Fibrous Roots and the Roots Cultured in Water of Ophiopogon Japonicus

  27. 当土壤相对合水量从7.66%升到12.14%时,须根数目增加,土壤相对含水量再提高时,情况则相反。

    The numbers of fibrous roots increased when RWC increased from 7.66 % to 12.14 % , and dropped thereafter .

  28. 用薄层色谱法和紫外光谱法对通化产野生植物单穗升麻和大三叶升麻的根茎和须根的主要成分进行比较分析。

    With the method of thin-layer chromatography and ultraviolet spectroscopy , we analyzecomparatively the main composition of the rhizome and fibre .

  29. 花瓶是换了,用一个玻璃瓶装着,看得到淡黄色的须根,站在瓶底。

    But it had been transplanted into a glass pot through which their yellowish roots could be seen at the bottom .

  30. 其根系的发展主要表现在须根的增多,因此保护须根十分重要;

    Development of roots was shown in an increase of fibrous root , so it is very important to protect fibrous root ;