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- The method for measurement of the length of stoma guard cell could be used to identify ploidy. 因此可利用测量气孔保卫细胞长度的方法鉴定花粉植株的倍性.
- The method for measurement of the length of stoma guard cell was proved to be a simple way of estimating ploidy of the regenerated plants. 通过测量气孔保卫细胞长度来评估再生植株的染色体倍性是一种简单可行的方法。
- stoma guard cell chloroplast count 气孔保卫细胞叶绿体
- The plant was diploid when the number of chloroplast in stomata guard cell was less than 16, otherwise it was polyploid, and the rates to identify diploid and polyploid cultivars were 92.8% and 94.2%. 以16为界来判定倍性,叶绿体数少于16的为二倍体,大于或等于16的为多倍体,对二倍体和多倍体判定的准确率分别达92.;8%25和94
- ESTIMATION OF PLANTLET PLOIDY LEVEL OF Brassica napus BY OBSERVING STOMA GUARD CELL CIRCUMFERENCES 用气孔保卫细胞周长鉴定甘蓝型油菜植株倍性水平
- the average chloroplast number in stoma guard cell increase with the increase of ploidy, the average chloroplast number in diploid and tetraploid varieties are 13.69 and 23.24. 4. 饲用甜菜叶片气孔保卫细胞叶绿体数目随着倍性的增加而增加;二倍体叶片气孔保卫细胞叶绿体平均数为13.;69;而四倍体叶片气孔保卫细胞叶绿体数达23
- Stoma guard cell 气孔保卫细胞
- The stoma and guard cells are collectively called the stomatal apparatus. 临近保卫细胞处常存在变形了的表皮细胞,被称为副卫细胞。
- Study on the relationship between the number of chloroplast in stomata guard cell and the ploidy of loguat cultivars 枇杷气孔保卫细胞叶绿体数目与倍性相关性研究
- 16 diploid and polyploid cultivars of loquat were used for studying the relationship between the number of chloroplast in stomata guard cell and the ploidy. 以16个枇杷品种的二倍体和自然多倍体为试材,研究气孔保巨细胞叶绿体数目和气孔密度与倍性的相关性。
- Two guard cells together encircle each stoma and control the opening and closing of the stomatal aperture. 每个气孔由两个保卫细胞包围来控制气孔的开闭。
- Guard cells : control the size of stomatal opening. 保卫细胞:控制气孔张开的大小.
- The stoma size and chloroplast number in guard cells could be regarded as the reliable indicators of ploidy levels to identify seedlings in the early stage. 再生植株叶片气孔大小和气孔保卫细胞内叶绿体数目可以作为从再生植株中早期鉴别四倍体植株的可靠指标。
- Blue light may enhance guard cells to pump protons out of the cell. 蓝光可促进保卫细胞将质子送出细胞。
- stomata guard cell 保卫细胞
- It may be a modified stoma with the guard cells permanently open so that water is lost passively by hydrostatic pressure, as in sea lavenders (Limonium), or a glandular hair from which water is actively secreted, as in runner bean (Phaseolus). 这可能是由于气孔的保卫细胞永久张开而使水分在静水力的作用下被动排出,比如海薰衣草(补血草属);也可能是由腺毛主动分泌水分到外部,比如红花菜豆(菜豆数)。
- There are remarkble differences between Equisetum L. and Hippochatete Milde in the type of stomas, at-tachments on the surface of stoma guard cells and the number of epithelial layers; 结果:木贼属和问荆属在气孔类型、气孔保卫细胞表面附属物及内皮层层数等方面有显著差异;
- Blue light may help guard cells to take up protons outside into the cell. 蓝光可帮助保卫细胞自细胞外获得质子,进入细胞中。
- Each stoma is surrounded by two crescent-shaped GUARD CELLS, attached to each other at their ends, which regulate the opening and closing of the pore by changes in their turgidity. 每个气孔被两个新月形的保卫细胞头尾相接围绕而成。
- The arrangement of cellulose microfibrils in the guard-cell walls causes the guard cell to increase in length rather than width as it takes in water. 保卫细胞可以因为自身紧张度的改变而规律性的开闭。