The article reported promotional role of casein acids hydrolysate on growth in tobacco callus and suspension cultured cells, and the suitable dosage of casein acids hydrolysate was ascertained.

• 摘要报道了水解酪蛋白对烟草愈伤组织和悬浮细胞生长的促进作用，并确定了水解酪蛋白的适宜用量。