【摘要】 <正> 抗生素产生菌选育的初筛试验,一般要求简便快速,而对精确度要求不高。这是由于正突变率低,工作量很大,尤以常规的挑菌进瓶发酵、发酵液前处理、微生物或化学检定为甚。为此,一些学者建立了新的简便初筛更多还原

【Abstract】 Isolated cephamycin C strains were incubated on skimmed milk agar plate forfive days.The diameters of transparent plaques were measured,and the data wereparallel to the IZDs of supernatent of fermented brothes.更多还原