In this paper we discuss the fundamental of sample collection, analyze the culture medium selection and establish the effective method of isolating moderate thermophilic bacteria from nature.
在研究的过程中，确定了样品采集原则，培养基选择的基本方法，以及对菌种分离及鉴定的初步手段。
The techniques, developed in 1970, for plant cell and tissue culture provide the selection of resistant varieties with an advanced method.
植物组织或细胞培养结合理化因素的处理，可大大提高变异的范围和频率。
The techniques, developed in 1970, for plant cell and tissue culture provide the selection of resistant varieties with an advanced method.
植物组织或细胞培养结合理化因素的处理，可大大提高变异的范围和频率。
应用推荐