利用平板稀释分离实验,对自然制曲成熟的曲料做微生物菌相及组成进行了分析。
The microflora and compositions of the koji produced by natural fermentation were analyzed with isolation of microbes by plate dilution.
将样品预处理模块与自动化顺序注射系统相结合,建立了未经稀释的海水中痕量铜的分离富集方法。
An automated sequential injection system incorporating a sample pretreatment module was developed for the separation and preconcentration of ultra-trace copper in seawater without dilution.
方法梯度稀释与划线法分离菌株,并利用牛津杯法和纸片法测定其抗菌活性。
Methods the strains were isolated using gradient dilution and streak plate techniques and the activity was determined by Oxford cup method and paper disk method.
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