子叶和未来称为下胚轴的主轴延长。
并多数发生于于叶与下胚轴的深层。胚性细胞团周围细胞退化，使其与周围组织之间形成间隙。
The surrounding cells of the embryonic cell groups degenerate, such there is the space between the groups of cell and the surrounding tissue.
本文就高浓度生长素对菜豆下胚轴切段伸长的抑制作用与乙烯释放的关系进行了讨论。
The relationship between the inhibition of hypocotyl segments elongation at high concentration of IAA and the IAA-induced ethylene production was discussed.
以大豆下胚轴为材料，采用改进的匀浆介质，通过两相法制得具有质子转运活力的高纯度质膜微囊。
The transport competent plasma membrane vesicles were obtained using a modified homogenization medium by the two phase partitioning method from soybean hypocotyls.
由下胚轴成功的诱导出毛状根。
以盆栽法研究了不同浓度1,2,4 -三氯苯(TCB)胁迫对大豆下胚轴膜脂过氧化作用的影响。
Effects of different 1, 2, 4-trichlorobenzene (TCB) concentrations on membrane lipid peroxidation in soybean hypocotyls were studied with pot culture experiment.
愈伤组织的诱导与再分化的研究显示：“种都一号”儿菜下胚轴与子叶愈伤组织诱导较容易，但根尖很难愈伤化。
It is easy to induce callus derived from hypocotyls and cotyledons, but callus derived from root tip was rather difficult to be done.
将胀果甘草的根、胚轴、子叶分别接种到含有不同激素组合的MS培养基上，在光照或黑暗下培养。 将根接种到液体培养基中培养。
Root, hypocotyl and cotyledon of Glycyrrhiza inflata were cultured on MS medium containing different hormones in light or dark, and root was cultured in liquid medium.
以新鲜绿豆芽下胚轴为材料，研究了绿豆芽罐头加工中的烫漂护色工艺。
Color retention technology of canned mungbean sprouts was studied in this text.
黑暗下，KT对下胚轴伸长的抑制与白光作用相似。
In darkness, KT showed a similar inhibition of hypocotyl elongation as under WL.
采用正交设计试验法，研究了四种不同生长调节剂对马蹄金子叶、片、柄和下胚轴愈伤组织诱导的影响。
This experiment inspected the effect of four different growth regulators on callus induction of cotyledon young leaf petiole and hypocotyl in creeping dichondra with the orthogonal design.
以11个甘蓝型油菜品种(系)的下胚轴为外植体，研究影响下胚轴细胞再生的若干因素。
The hypocotyl explants from 11 lines (cultivars) of Brassica napus were cultured and some factors affecting shoot regeneration were also studied.
下胚轴大部分区段同时具有根、茎初生结构的特征。
Most portion of hypocotyl has the characteristic of the primary structures of its root and stem.
重复接种实验结果表明，利用下胚轴伤口接种法进行抗源筛选是可行的，而且可靠性较大。
The results of repeated inoculation experiments showed that it was feasible to screen germplasm for resistance by using the method of inoculating on hypocotyl wound and its reliability was high.
重复接种实验结果表明，利用下胚轴伤口接种法进行抗源筛选是可行的，而且可靠性较大。
The results of repeated inoculation experiments showed that it was feasible to screen germplasm for resistance by using the method of inoculating on hypocotyl wound and its reliability was high.
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