Resistance to triforine: A nonexistent problem?

作者: A. Fuchs , S. P. Ruig , J. M. Tuyl , F. W. Vries

DOI: 10.1007/BF03041434

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摘要: Permanent resistance to triforine in Cladosporium cucumerinum was obtained after UV irradiation of spore suspensions and selection resistant strains the presence triarimol or triforine. About 50 were examined for mycelial growth on malt agar, viability upon routine subculturing, inhibition by thin-layer chromatographic bioassays, virulence towards cucumber seedlings. In addition, sporulation germination, as well effects ergosterol investigated a restricted number strains. Although all differed considerably from each other these characteristics, they quite similar reduced overall-fitness. These triforine-resistant mutants C. might, therefore, have greatly chance survival competition with wild-type strain, actually demonstrated two greenhouse experiments mixed-inoculations Such might also explain why under practical conditions development has not been observed yet.

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