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以SH为基本培养基,分别添加NAA0.5~3mg/l;KT0.1~1.0mg/l的激素,对紫花苜蓿无菌苗子叶和下胚轴进行离体培养,所产生的愈伤组织可在原诱导培养基上直接分化出芽,其中下胚轴愈伤组织的平均诱导频率,分化频率均高于子叶。
Taking SH as the basic medium, the callus of the seedling leaves and hypocotyls of alfalfa seedlings were cultured in vitro with NAA0.5 ~ 3mg / l and KT0.1 ~ 1.0mg / l respectively Tissue can differentiate directly on the original induction medium, in which the average induction frequency and differentiation frequency of hypocotyl calluses are higher than that of cotyledons.