菌

• Many natural fibers decay rapidly when exposed to aerobic cultures .
  许多天然纤维在需氧菌的侵袭下则迅速腐坏。
• In normal seedlings the deleterious recessive genes are not expressed .
  有害的隐性基因在正常菌木中不表现出来。
• Host specialization of strains is present in one geographical locality .
  在某一地理场所菌系具有寄生主的专化性。
• A number of countries have virtually eradicated bovine tuberculosis from cattle .
  许多国家实际上已消灭了牛结核菌。
• Whether the myxomycota are closely related to the eumycota is doubtful .
  粘菌是否与真菌有密切的亲缘关系还没有确定。
• Bacteria vary greatly in their sensitivity to the antibiotic penicillin .
  不同的细菌种类对抗菌素青霉素的反应很不同。
• Thorough washing and disinfecting of a building may not render it sterile .
  彻底清洗消毒建筑物，可能达不到无菌状态。
• Thorough washing and disinfecting of a building may not make it sterile .
  彻底清洗消毒建筑物，可能也达不到无菌状况。
• The site had been inoculated with soil containing suitable mycorrhizal fungi .
  在生境中用带有合适菌根真菌的土壤接种。
• A second important feature is the development of rhizomorphs by some fungi .
  第二个重要的特征是一些真菌有发达的菌根。