An efficient and stable Agrobacterium-mediated genetic transformation system for Torenia was established through investigating the factors influencing the transformation efficiency.
通过对影响根癌农杆菌介导蓝猪耳转化效果各种因素的研究，建立了蓝猪耳高效稳定的遗传转化系统。
How to improve plant transformation efficiency?
怎样提高植物转化效率？
Effect of soy extract on forage transformation efficiency of ovariectomized rats.
大豆提取物对去卵巢大鼠饲料转化率的作用。
Results show that NAB micro laser has lower threshold value, higher energy gain and transformation efficiency.
结果表明NAB新型微型激光器有较低的激光阈值，较高的能量增益与转换效率。
Objective:Analyzing the affecting factors of forming competent cells of Escherichia coli JM109 to increase transformation efficiency.
目的：分析大肠杆菌JM109感受态形成因素，提高转化效率。
CONCLUSION: Maximum of transformation efficiency is achieved by proportionating combination of electric field intensities and pulse time.
结论： 适当的场强和脉冲时间的组合可使转化效率达到最大值。
Land resources in Xinjiang have absolute priority in existing variety and quantity as well as inferiority in low transformation efficiency.
新疆土地资源种类、数量具有存量的绝对优势和转化效率低下劣势并存的明显特征。
Experimental results of exploring the appropriate method of dealing with stigma showed that cutting whole stigma can get the highest transformation efficiency.
探索适宜的柱头切割方法的实验结果显示，切除全部柱头导入的转化率最高。
Objective to investigate the transformation efficiency and affecting factors in the preparation of competent E. coli cells by using rubidium chloride (RbCl) method.
目的研究氯化铷法制备感受态细胞的转化效率和不同条件对其的影响。方法采用氯化铷法制备感受态细胞，用不同的质粒进行转化。
The review introduced the theory and methods of Agrobacterium-mediated transformation of peanut, and the factors influencing transformation efficiency were discussed.
介绍农杆菌介导的花生遗传转化的原理和方法并对影响转化率的因素进行了探讨。
Because it has many functions such as Impedance matching and amplitude detecting, the system has high electroacoustic transformation efficiency, low heat and rapid cutting ability.
具有阻抗匹配和振幅检测等多项功能，电声转换效率高，发热少，切割速度快。
Meanwhile, there are many problems in mulberry gene transformation, such as the difficult to establishing regeneration system, high reliability on gene type, low transformation efficiency.
同时，桑树转基因也存在着再生体系建立困难，基因型依赖性强，转化效率不高等问题。
Meanwhile, there are many problems in mulberry gene transformation, such as the difficult to establishing regeneration system, high reliability on gene type, low transformation efficiency.
同时，桑树转基因也存在着再生体系建立困难，基因型依赖性强，转化效率不高等问题。
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