芽基
- blastema;bastem
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自体移植到背鳍内的再生芽基细胞分化
Differentiation of Regenerative Blastema Cells Autografted into the Dorsal Fin
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以杂交鹅掌楸的叶片、叶柄、无菌苗的茎段及其芽基部切段为外植体,进行愈伤组织途径的器官发生及不定芽途径的直接器官发生培养。
The organogenesis systems of Liriodendron hybrids were established by using the leaves , petioles , stem fragments and basal shoot fragments as explants .
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转化培养过程为:外植体于生芽培养基26℃,2600lx光下预培养24h。
Process of transformation culture was as followings : The discs and segments were pre cultured in shooting medium for 24 h ( 26 ℃, 2 600 lx ) .
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通过在诱花和诱芽培养基之间转换培养,发现黄瓜去顶苗花分化临界期是培养后的第5至6天(即去顶后的3至4天)。
Through the inter-transferring with flower-induction and vegetative bud-induction medium , the critical period of floral differentiation in the decapitated seedlings of cucumber was founded to be the 5 ~ 6 th day after culture ( 3 ~ 4 th day after decapitation ) .
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油松胚培养芽增殖培养基的筛选
Selection of Basic Medium for Bud Proliferation of Embryo of Chinese Pine
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将不定芽转移到芽伸长培养基上,4-6周后再生苗长至2.5-3cm高。
The buds were transferred onto elongation medium and regenerated shoots grew to 2.5-3 cm high after 4-6 weeks .
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芽和叶片基部结鳞茎的效果差异较大,叶片基部结鳞茎率高,但所形成的小鳞茎比芽来源的小鳞茎略小。
The effects of bulblet formation at shoot and the base of leaf had large difference , the latter had higher frequency of bulblet formation , but its bulblet diameter was smaller than the former ' s.
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研究了植物生长调节剂、基本培养基、采样时间对杜仲腋芽诱导和生长的影响,并对丛芽增殖培养基中植物生长调节剂浓度和生根培养基类型进行了筛选。
The influences of axillary bud induction on growth , plant growth regulator 's concentration on multiplication of adventitious bud and basic media on root induction through plant growth regulators were studied , and the basic media , sampling times of Eucommia ulmoides Oliv were selected .
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获得的再生芽在生根培养基上(1/2MSO)培养约10d便能获得具有根和叶的再生植株。
Within 10 days after the regenerated bud was transferred into the rooting medium ( 1 / 2MSO ), it is possible to get a plantlet with shoots and roots .
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基于粗糙集的苏云金芽孢杆菌培养基配方优化算法
A Media Optimization Algorithm of Bacillus Thuringiensis Based on Rough Sets
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苏云金芽孢杆菌培养基优化及间歇发酵
The Media Optimization and Batch Fermentation of Bacillus thuringiensis
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兔眼越桔芽增生诱导培养基及激素的筛选
Screening of Culture Media and Hormones for Inducing the Propagation of Rabbiteye Blueberry Shoots
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将芽接入生长培养基中时,芽基部又愈伤组织化,且芽生长缓慢,逐渐失绿,死亡。
Degraded green and died in the end when the buds were inoculated on the growth medium .
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实验结果表明,该方法是苏云金芽孢杆菌培养基优化中十分简便、实用、快速的途径。
The results showed that this method is simple , practical and repid for selecting fermentation media for Bt.
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对油松胚培养芽增殖分化培养基的筛选试验表明:适于油松胚芽增殖分化的基本培养基为1/2MS;
In this study , 1 / 2 MS was used as the basic medium for bud proliferation of Chinese pine .
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去种皮种子的种子萌发和初生吸器形成为露白突起(圆锥状)芽管(细长)芽管增粗基部膨大顶端变细的过程。核型胚乳,胚乳发育中后期胚囊合点端存在胚乳吸器;
The process of decorticated seeds germination and haustorium formation is as follws : sprouting protuberance ( tapered shape ) formation of germ tube ( slightness ) germ tube growing widely intumescence in proximal end attenuation in acropetal end .
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以高山杜鹃茎尖和茎段为外植体进行了诱导和植株再生实验,结果表明:茎尖外植体诱导无菌芽效果较好,相对较优的芽诱导培养基为R+ZT2.00mg/L+NAA0.05mg/L;
The stem apexes of Rhododendron delavayi were used as explants , and the experiment of inducing the plant regeneration was carried out .
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当将上述各植物的芽或小鳞茎移植到1/2Ms或Ms、Ms+1ppmNAA的培养基中,便会从芽的基部分化出根,形成根系,从而获得小植物。
Plantlets of the above-mentioned twelve species were obtained by transplanting the bud formed in 1 / 2 MS or MS medium ; MS + 1ppm NAA medium , in which root systems were regenerated from the base of the bud ( See the table ) .