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On the basis of orthogonal design and colonial diameter as mutation target, the mutagenesis effect of NTG on Pleurotus sp. 8405 is studied. 采用正交試驗(yàn)設(shè)計(jì)以菌落直徑為指標(biāo)研究了NTG對側(cè)耳8405的誘變效應(yīng)。