The content of free prolin, soluble protein and sugar in flower buds from cytoplasmic male sterile (CMS) lines and their corresponding maintainer lines in tobacco were analyzed.

• 摘要对烟草雄性不育系和相应的保持系花蕾中游离脯氨酸、可溶性蛋白质和可溶性糖含量进行了分析。