题目

英语翻译
当归是伞形科的一种草本植物,为常用中草药,具有重大经济价值.为研究当归,扩大产量,笔者对白芷进行了一系列的了解及组织培养试验.结果表明在29℃条件下,以叶柄作为外植体,采用MS培养基可较快较好的诱导愈伤组织.

提问时间：2021-03-31

答案

Angelica is an herb of Apiaceae and common Chinese herbal.It has significant economic value.To research the angelica and expand production,the author carried out a series of research and Tissue Culture on Angelica Dahurica Radix.It turns out that at 29 ℃,using MS medium can induce callus faster and better by takeing petioles as explants.