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 effects of several factors on dedifferentiation and redifferentiation of Pueraria lobata earthnut were investigated by orthogonal experiment, single factor experiment and plant tissue culture.
健株和脱病植株地上部营养器官均不存在上述症状,但两者在组织结构分化程度上有所区别。
Both healthy plant and pathogen-free plant had not these symptoms, yet there were some different in tissue differentiation of both.
残存的韧皮部也可以脱分化形成愈伤组织,此外,还存在愈伤组织源于木质部的情况。
The rest of phloem also produced callus through dedifferentiation. In addition, there was callus from xylem.
以4个小麦品种的幼胚为外植体,通过脱分化和再分化培养,研究了影响小麦幼胚愈伤组织诱导和再分化的因素。
The explants from immature embryo of 4 wheat varieties were cultured in vitro to study the affecting factors on callus induction and differentiation.
用组织培养的方法使甜瓜子叶脱分化形成愈伤组织,继而在分化培养基上形成不定芽。
The method of tissue culture is used to induce the cotyledons of cucumis melon to become callus and then adventitious buds.
据此我们认为在甘蔗组织培养中2.4- D可能通过调节内源激素的水平及其相互作用,引起培养物中某些生理生化过程发生改变,从而进行脱分化和愈伤组织形成。
It appeared that the sugarcane leaf segments dedifferentiation and callus formation induced by 2.4-d May be related with the changes of endogenous levels of zeatin, zeatin riboside and ABA.
脱分化途径产生的生姜愈伤组织分化频率低,不利于 生姜组织培养。
The differentiation rate of callus produced by the pathway of de-differentiation was low, which was disadvantage to tissue culture of Zingiber offcinai Roscoe.
细胞组织学研究表明,由外植体皮层细胞、韧皮部细胞及维管束周围细胞均可脱分化启动产生愈伤组织。
Histocytological observations on explants indicated that the callus was induced from cells of cortex, phloem and peripheral zone of vascular bundle.
细胞组织学研究表明,由外植体皮层细胞、韧皮部细胞及维管束周围细胞均可脱分化启动产生愈伤组织。
Histocytological observations on explants indicated that the callus was induced from cells of cortex, phloem and peripheral zone of vascular bundle.
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