Calli were produced from cotyledons of ramie variety Liuyang Daleyu on MSB agar medium containing 0. 5 mg/L 2, 4-D and 0. 5 mg/L KT.

• 苎麻品种浏阳大叶绿的子叶在含有2；4-D 0.；5mg/L、KT 0