Conclusion The chromosome aberrations test by micro whole blood culture in vacuum blood collection tube is easier and efficient, and is worthy of being widely popularized.
结论微量全血真空采血管培养法可用于染色体的培养及畸变的检测，简便、有效，值得推广。
We adopt a new in vitro culture technique. including obtaining of aseptic seedling, test tube grafting, joint callus proliferation and plantlet regeneration fron callus.
本文采用了一项新的离体培养技术，它包括无菌苗的获得、试管嫁接、嫁接部位愈伤组织的增殖以及从愈伤组织中再生植株的操作程序。
Based on the experiment, the enumeration method of Bifidobacterium by rectangular test tube was put forward, according to the anaerobic specificity of double layer half solid culture.
利用双层半固体培养基具有良好厌氧性的特性，在实验的基础上，提出了采用方形试管对双歧杆菌进行计数的方法，介绍了该方法的基本原理和操作步骤。
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