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- Bulblet redifferentiation 小鳞茎再分化
- The Study on Callus Induction and Redifferentiation Of Achyranthes Bidentata BL. 怀牛膝愈伤组织诱导及分化的研究。
- Transferred to redifferentiation medium, embryogenic callus changerd into adventitious bud and root. 将得到的姜花茎尖薄片、花丝、叶片和花柱的胚性愈伤组织转接到成熟分化培养基中均能成功诱导产生不定芽和不定根的发生。
- Bulblet morphological courses of Oriental lily during scale cutting propagation were observed in present paper. 摘要采用解剖学方法研究东方百合鳞片扦插繁殖中小鳞茎的组织发生过程。
- Medium with higher concentration sucrose can promote bulblet enlargement but inhibit bulblet formation. 高浓度蔗糖能促进子球增大,但对子球再分化有抑制影响。
- After dedifferentlation and redifferentiation,the explants had three fates: abnormal plantlets, death and healthy plants. 外植体通过诱导经历脱分化和再分化,最后大致有三种去处:诱导出畸形苗,死亡和诱导出正常植株。
- The callus redifferentiation of M.charontia on agar-solidified MS medium had better effects than that on liquid MS medium. 苦瓜愈伤组织的再分化用琼脂固化的MS培养基比液态MS培养基效果好;
- Regenerated plantlets were obtained both from green and albino pollen plantlets by dedifferentiation and redifferentiation. 摘要 水稻花粉白苗的再分化所生成的再生植株全为白苗,这说明花粉白苗的形成是不可逆的,可能是基因突变的结果。
- Effects of mannitol and 6-BA on the rice cell redifferentiation,activities of peroxidase and IAA oxidase were investigated. 研究了甘露醇和6-BA处理对水稻悬浮细胞再分化、过氧化物酶及IAA氧化酶的影响。
- In the above medium, callus looked light yellow, granular and dry, and showed the features of embryogenic callus and the ability of redifferentiation. 在愈伤组织增殖的最适宜培养基上愈伤组织都呈现可分化的黄白色,颗粒状,较干爽等胚性愈伤组织的状态。
- After transferring to redifferentiation medium, semiglobular protuberances developed to global, stick-like protuberances, shoot and root finally. 该愈伤组织从增殖培养基转接到分化培养基后,这些半圆球形的突起进一步形成圆形的球形胚,球形胚进一步分化可形成棒状,突尖状的一些突起,最后分化出芽和根。
- The results showed that bulblet formation by organogenesis which originated from the parenchyma cells on scale base.Bulblet formation belongs to external origination. 结果表明:小鳞茎的形态发生起源于鳞片近轴面基部的几层薄壁细胞,细胞脱分化后形成分生组织,再经过器官发生途径形成小鳞茎,属于外起源。
- Bulblet's quantity is larger and its weight is lower by single scale production, but bulblet's quantity is small and its weight is higher by twin scales prodution. 单鳞片形成的小鳞茎数量多、质量小;多鳞片形成的小鳞茎的数量少、质量大。
- The bulblet meristic ability of Oriental lily was weaker generally and only that of Baitianshi in Asiatic lily was weaker,but the bulblet rate increased along with the increment of planting depth. 东方百合分生小子球的能力一般都比较弱,亚洲百合仅“白天使”分生子球的能力比较弱,但子球系数均随栽植深度的增加而增加。
- The chalazal cell in dyad contains a lot of organelles, and the regular shapes of mitochondria and plastids were recovered, which was considered as a sign of the end of redifferentiation. 大孢子母细胞减数第一次分裂形成二分体,两个细胞都被较厚的胼胝质壁包裹。
- In this experiment bud induction from shoot apex, bulblet induction from buds in vitro culture and flower bulb cultivation from bulblet in field were carried out in Asiatic hybrid lily. 以亚洲百合顶芽为外植体,进行了离体诱导小鳞茎及小鳞茎培育开花球研究。
- The effects of several factors on dedifferentiation and redifferentiation of Pueraria lobata earthnut were investigated by orthogonal experiment,single factor experiment and plant tissue culture. 采用正交试验、单因子试验和植物组织培养方法,探讨几种因子对野葛块根组织脱分化与再分化的影响。
- The results revealed that treatment with mannitol retarded cell senescence,enhanced the ability of cells to redifferentiation,and reduced the activities of both peroxidase and IAA oxid ase. 结果表明,甘露醇处理能延迟水稻细胞衰老,提高细胞再分化能力,降低细胞过氧化物酶和IAA氧化酶活性;
- Part of the small vascular bundles of the atacto-stele originats from the division of the cotyledon trace, and the other comes from redifferentiation of the surrounding parenchyma cells. 周围的小维管束一部分由子叶迹分裂形成,一部分由周围薄壁细胞脱分化形成。
- The result of in-vitro cultures of embryos、stem segments、leaves of “kuai shi” plum showed that embryos and stem segments could induce callus, but it was difficult to redifferentiation. 以快食李胚、茎段、叶片为外植体进行愈伤组织培养表明,胚在培养过程中能诱导出愈伤组织,但难以再分化。